Пример #1
0
def create_distribution_bundle_file():
    '''Creates a distribution bundle file as zip archiv.'''
    if not SCOPE['scripts'].get('build:export', SCOPE['scripts'].get(
        'build', False
    )) or Platform.run('/usr/bin/env yarn %s' % (
        'build:export' if SCOPE['scripts'].get('build:export') else 'build'
    ), error=False, log=True)['return_code'] == 0:
        __logger__.info('Pack to a zip archive.')
        distribution_bundle_file = FileHandler(
            location=make_secure_temporary_file()[1])
        current_directory_path = FileHandler()._path
        file_path_list = SCOPE.get('files', [])
        if 'main' in SCOPE:
            file_path_list.append(SCOPE['main'])
        if len(file_path_list) == 0:
            return None
        with zipfile.ZipFile(
            distribution_bundle_file.path, 'w'
        ) as zip_file:
            for file_path in file_path_list:
                file = FileHandler(location=file_path)
                __logger__.debug(
                    'Add "%s" to distribution bundle.', file.path)
                zip_file.write(file._path, file.name)
                if file.is_directory() and not is_file_ignored(file):
                    def add(sub_file):
                        if is_file_ignored(sub_file):
                            return None
                        __logger__.debug(
                            'Add "%s" to distribution bundle.', sub_file.path)
                        zip_file.write(sub_file._path, sub_file._path[len(
                            current_directory_path):])
                        return True
                    file.iterate_directory(function=add, recursive=True)
        return distribution_bundle_file
def main():
    '''Generates a python api documentation website.'''
    if FileHandler('documentation').is_directory():
        current_working_directory = FileHandler()
        index_file = FileHandler('documentation/source/index.rst')
        modules_to_document = '\ninit'
        FileHandler(
            location='%sinit.rst' % index_file.directory.path
        ).content = (
            (79 * '=') + '\n{name}\n' + (79 * '=') + '\n\n.. automodule::' +
            ' {name}\n    :members:'
        ).format(name=current_working_directory.name)
        for file in FileHandler():
            if Module.is_package(file.path):
                modules_to_document += '\n    %s' % file.name
                FileHandler(location='%s%s.rst' % (
                    index_file.directory.path, file.name
                )).content = (
                    (79 * '=') + '\n{name}.{package}\n' +
                    (79 * '=') + '\n\n.. automodule:: {name}.{package}\n'
                    '    :members:'
                ).format(
                    name=current_working_directory.name, package=file.name)
                for module in __get_all_modules__(file.path):
                    modules_to_document += '\n    %s.%s' % (file.name, module)
                    FileHandler(location='%s%s.%s.rst' % (
                        index_file.directory.path, file.name, module
                    )).content = (
                        (79 * '=') + '\n{name}.{package}.{module}\n' +
                        (79 * '=') + '\n\n.. automodule:: {name}.{package}.'
                        '{module}\n    :members:'
                    ).format(
                        name=current_working_directory.name,
                        package=file.name, module=module)
        index_file.content = regularExpression.compile(
            '\n    ([a-z][a-zA-Z]+\n)+$', regularExpression.DOTALL
        ).sub(modules_to_document, index_file.content)
        Platform.run('/usr/bin/env git add --all', error=False, log=True)
        FileHandler('documentation').change_working_directory()
        makefile = FileHandler('Makefile')
# # python3.5         FileHandler('MakefilePython3').copy(makefile)
        FileHandler('MakefilePython2').copy(makefile)
        Platform.run(
            command='make html', native_shell=True, error=False, log=True)
        makefile.remove_file()
        FileHandler('build/html').path = '../apiDocumentation'
        FileHandler('build').remove_deep()
Пример #3
0
    def __init__(
        self, file=None, queue=None, support_multiprocessing=False,
        force_string=False
    ):
# #
        '''
            Saves the file path in the current instance. If "file" is "None" \
            an instance variable is used as buffer.

            Examples:

            >>> Buffer(
            ...     file=__test_folder__.path + '__init__'
            ... ).file # doctest: +ELLIPSIS
            Object of "Handler" with path "...__init__" ...

            >>> Buffer(
            ...     queue=True, support_multiprocessing=True
            ... ).queue # doctest: +ELLIPSIS
            <multiprocessing.queues.Queue object at ...>
        '''
# # python3.5         pass
        self.force_string = force_string
        '''Saves the last written input.'''
        self.last_written = ''
        if support_multiprocessing:
            self._lock = multiprocessing.Lock()
        '''Saves the file handler instance for writing content into.'''
        self.file = None
        '''Saves the queue instance for writing content into.'''
        self.queue = None
        if queue is not None:
            self.queue = native_queue.Queue()
            if support_multiprocessing:
                self.queue = multiprocessing.Queue()
            if(builtins.isinstance(queue, native_queue.Queue) or
               support_multiprocessing and
               builtins.isinstance(queue, multiprocessing.queues.Queue)):
                self.queue = queue
        elif file is not None:
            self.file = FileHandler(location=file)
        '''
            A lock object to guarantee that no other thread read from buffer \
            during truncating or writing.
        '''
        self._lock = threading.Lock()
        '''Saves the current buffer content.'''
# # python3.5
# #         self._content = ''
        self._content = builtins.str() if self.force_string else ''
Пример #4
0
    def _determine_code_file(self, path):
# #
        '''
            Determines a code file which could make sense to run. It could \
            depend on inputs which where made to this class. Searches in the \
            current working directory.

            Examples:

            >>> FileHandler('temp_determine_code_file_main.py').content = ''
            >>> run = Run()

            >>> run._determine_code_file(path='') # doctest: +ELLIPSIS
            Object of "Handler" with path "..." (type: file).

            >>> run._command_line_arguments = ['--help']
            >>> run._determine_code_file('not_existing')
            False

            >>> run._command_line_arguments = ['--help']
            >>> run._determine_code_file('') # doctest: +ELLIPSIS
            Object of "Handler" with path "..." and initially given path "...
        '''
        if path:
            if not self._command_line_arguments:
                self._command_line_arguments = sys.argv[2:]
            code_file = FileHandler(location=path)
            if not (code_file.is_file() and
                    self._find_informations_by_extension(
                        extension=code_file.extension, code_file=code_file)):
                return self._search_supported_file_by_path(
                    path=code_file.path)
            return code_file
        if not self._command_line_arguments:
            self._command_line_arguments = sys.argv[1:]
        return self._search_supported_file_in_current_working_directory()
Пример #5
0
    def _initialize(
        self, location=None, skip_self_file=False, extension='',
        first_line_regex_pattern='(?P<constant_version_pattern>^#!.*?'
                                 '(?P<current_version>[a-zA-Z0-9\.]+))\n',
        one_line_regex_pattern='\n(?P<prefix># #) '
                               '(?P<alternate_version>[^\n ]+) ?'
                               '(?P<alternate_text>.*)\n'
                               '(?P<current_text>.*)\n',
        more_line_regex_pattern='(?s)\n(?P<prefix># #) '
                                '(?P<alternate_version>[^ ]+)\n'
                                '(?P<alternate_text>'
                                '(?:(?:# # .*?\n)|'  # in brackets
                                '(?:# #\n))+'  # in brackets
                                ')(?P<current_text>.*?\n)# #(?:\n|\Z)',
        encoding=ENCODING, dry=False, _exclude_locations=(),
        _new_version='__determine_useful__', **keywords
    ):
# #
        '''Triggers the conversion process with given arguments.'''

        # # # region properties

        '''Current location for deep code parsing.'''
        self.location = FileHandler(
            self.location, encoding=self.encoding, must_exist=True)
        '''NOTE: This additional declaration is needed to trigger setter.'''
        self.exclude_locations = self._exclude_locations
        '''
            New version to convert given files to. NOTE: This property can \
            only determined after all properties are set. This additional \
            declaration is needed to trigger setter.
        '''
        self.new_version = self._new_version
        '''Version of the giving source files.'''
        self._current_version = ''

        # # # endregion

        if not __test_mode__ and self._new_version:
            self._convert_path()
        return self
Пример #6
0
class Buffer(Class, LoggingStreamHandler):

    '''
        This class represents a layer for writing and reading to an output \
        buffer realized as file, queue or variable.

        **file**                    - a file path or file handler to use as \
                                      buffer

        **queue**                   - a queue object to use as buffer

        **support_multiprocessing** - indicates whether buffer read and write \
                                      requests should be multiprocessing save

        Examples:

        >>> buffer = Buffer(file=__test_folder__.path + 'Buffer')
        >>> buffer.clear() # doctest: +ELLIPSIS
        '...'
        >>> print('hans', file=buffer, end='+')
        >>> buffer.content
        'hans+'
    '''

    # region dynamic methods

    # # region public

    # # # region special

    @JointPoint
# # python3.5
# #     def __init__(
# #         self: Self, file=None, queue=None, support_multiprocessing=False
# #     ) -> None:
    def __init__(
        self, file=None, queue=None, support_multiprocessing=False,
        force_string=False
    ):
# #
        '''
            Saves the file path in the current instance. If "file" is "None" \
            an instance variable is used as buffer.

            Examples:

            >>> Buffer(
            ...     file=__test_folder__.path + '__init__'
            ... ).file # doctest: +ELLIPSIS
            Object of "Handler" with path "...__init__" ...

            >>> Buffer(
            ...     queue=True, support_multiprocessing=True
            ... ).queue # doctest: +ELLIPSIS
            <multiprocessing.queues.Queue object at ...>
        '''
# # python3.5         pass
        self.force_string = force_string
        '''Saves the last written input.'''
        self.last_written = ''
        if support_multiprocessing:
            self._lock = multiprocessing.Lock()
        '''Saves the file handler instance for writing content into.'''
        self.file = None
        '''Saves the queue instance for writing content into.'''
        self.queue = None
        if queue is not None:
            self.queue = native_queue.Queue()
            if support_multiprocessing:
                self.queue = multiprocessing.Queue()
            if(builtins.isinstance(queue, native_queue.Queue) or
               support_multiprocessing and
               builtins.isinstance(queue, multiprocessing.queues.Queue)):
                self.queue = queue
        elif file is not None:
            self.file = FileHandler(location=file)
        '''
            A lock object to guarantee that no other thread read from buffer \
            during truncating or writing.
        '''
        self._lock = threading.Lock()
        '''Saves the current buffer content.'''
# # python3.5
# #         self._content = ''
        self._content = builtins.str() if self.force_string else ''
# #

    @JointPoint
# # python3.5     def __repr__(self: Self) -> builtins.str:
    def __repr__(self):
        '''
            Invokes if this object should describe itself by a string.

            Examples:

            >>> repr(Buffer())
            'Object of "Buffer" (memory buffered) with content "".'

            >>> buffer = Buffer(file=__test_folder__.path + '__repr__')
            >>> buffer.write('hans') # doctest: +ELLIPSIS
            Object of "Buffer" (file buffered with "...__repr__" (type: file...

            >>> repr(Buffer(queue=True))
            'Object of "Buffer" (queue buffered) with content "".'

            >>> repr(Buffer(queue=native_queue.Queue()))
            'Object of "Buffer" (queue buffered) with content "".'
        '''
        buffer_type = 'memory'
        type_addition = ''
        if self.file:
            buffer_type = 'file'
            type_addition = ' with "%s"' % builtins.repr(self.file)
        elif self.queue:
            buffer_type = 'queue'
# # python3.5
# #         pass
        if self.force_string:
            return (
                'Object of "{class_name}" ({type} buffered{type_addition})'
                ' with content "{content}".'.format(
                    class_name=self.__class__.__name__,
                    type=buffer_type, type_addition=type_addition,
                    content=convert_to_unicode(self.content)))
# #
        return (
            'Object of "{class_name}" ({type} buffered{type_addition}) '
            'with content "{content}".'.format(
                class_name=self.__class__.__name__, type=buffer_type,
                type_addition=type_addition, content=self.content))

    @JointPoint
# # python3.5     def __str__(self: Self) -> builtins.str:
    def __str__(self):
        '''
            Invokes if this object is tried to interpreted as string.

            Examples:

            >>> str(Buffer().write('test'))
            'test'
        '''
        return self.content

    @JointPoint
# # python3.5     def __bool__(self: Self) -> builtins.bool:
    def __nonzero__(self):
        '''
            Invokes if this object is tried to interpreted as boolean.

            Examples:

            >>> bool(Buffer().write('test'))
            True

            >>> bool(Buffer())
            False
        '''
        return builtins.bool(self.content)

    # # # endregion

    # # endregion

    # # region getter

    @JointPoint
# # python3.5     def get_content(self: Self) -> builtins.str:
    def get_content(self):
        '''
            Getter for the current content.

            Examples:

            >>> Buffer().write('test').content
            'test'

            >>> Buffer(queue=True).write('test').content
            'test'
        '''
        with self._lock:
            if self.file is not None:
                self._content = self.file.content
            elif self.queue:
                self._content = ''
                temp_buffer = []
                while not self.queue.empty():
# # python3.5
# #                     temp_buffer.append(self.queue.get())
                    temp_buffer.append(convert_to_unicode(
                        self.queue.get()))
# #
                    self._content += temp_buffer[-1]
                for content in temp_buffer:
                    self.queue.put(content)
# # python3.5
# #         pass
        if self.force_string and builtins.isinstance(
            self._content, builtins.unicode
        ):
            self._content = convert_to_string(self._content)
# #
        return self._content

    # # endregion

    @JointPoint
# # python3.5     def write(self: Self, content: builtins.str) -> Self:
    def write(self, content):
        '''
            Writes content to the current output buffer file. If the current \
            given file "Buffer.file" doesn't exists it will be created.

            **content** - content to write into current buffer instance

            Examples:

            >>> buffer = Buffer(file=__test_folder__.path + 'write')
            >>> buffer.clear() # doctest: +ELLIPSIS
            '...'
            >>> buffer.write('hans') # doctest: +ELLIPSIS
            Object of "Buffer" (file buffered with "...write...nt "hans".
            >>> buffer.content
            'hans'

            >>> buffer = Buffer()
            >>> buffer.write('hans')
            Object of "Buffer" (memory buffered) with content "hans".
            >>> buffer.content
            'hans'
        '''
# # python3.5
# #         pass
        if self.force_string and builtins.isinstance(
            content, builtins.unicode
        ):
            content = convert_to_string(content)
# #
        with self._lock:
            self.last_written = content
            if self.file is not None:
                self.file.content += self.last_written
            elif self.queue:
                self.queue.put(self.last_written)
            else:
                self._content += self.last_written
        return self

    @JointPoint
# # python3.5     def flush(self: Self) -> Self:
    def flush(self):
        '''
            Flush methods usually called to guarantee that all objects putted \
            to "write()" are materialized on their provided media. This \
            implementation exists only for compatibility reasons.

            Examples:

            >>> Buffer().flush()
            Object of "Buffer" (memory buffered) with content "".
        '''
        return self

    @JointPoint
# # python3.5     def clear(self: Self, delete=True) -> builtins.str:
    def clear(self, delete=True):
        '''
            Removes the current output buffer content.

            **delete** - indicates whether a file buffer should be deleted or \
                         truncated

            Examples:

            >>> buffer = Buffer(file=__test_folder__.path + 'clear')

            >>> buffer.clear() # doctest: +ELLIPSIS
            '...'
            >>> buffer.write('hans') # doctest: +ELLIPSIS
            Objec...(file buffered with "...clear...with content "hans".

            >>> buffer.clear(False)
            'hans'
            >>> buffer.content
            ''

            >>> buffer = Buffer()
            >>> buffer.write('hans')
            Object of "Buffer" (memory buffered) with content "hans".
            >>> buffer.clear()
            'hans'
            >>> buffer.content
            ''

            >>> buffer = Buffer(queue=True)

            >>> buffer.clear()
            ''

            >>> buffer.write('hans')
            Object of "Buffer" (queue buffered) with content "hans".
            >>> buffer.write('hans')
            Object of "Buffer" (queue buffered) with content "hanshans".
            >>> buffer.clear()
            'hanshans'
            >>> buffer.content
            ''
        '''
        with self._lock:
            if self.file is not None:
                content = self.file.content
                if delete:
                    self.file.remove_file()
                else:
                    self.file.content = ''
            elif self.queue:
                content = ''
                while not self.queue.empty():
                    content += self.queue.get()
            else:
                content = self._content
                self._content = ''
# # python3.5
# #         pass
        if self.force_string:
            self._content = builtins.str()
            content = convert_to_string(content)
# #
        return content
Пример #7
0
def main():
    '''Entry point for this script.'''
    global API_DOCUMENTATION_PATH_SUFFIX, CONTENT, SCOPE
    if markdown is None:
        __logger__.critical(
            "You haven't install a suitable markdown version. Documentation "
            "couldn't be updated.")
        return None
    CommandLine.argument_parser(module_name=__name__)
    if '* master' in Platform.run('/usr/bin/env git branch')[
        'standard_output'
    ] and 'gh-pages' in Platform.run('/usr/bin/env git branch --all')[
        'standard_output'
    ]:
        package_file = FileHandler('package.json')
        if package_file.is_file():
            SCOPE = json.loads(package_file.content)
        API_DOCUMENTATION_PATH_SUFFIX = API_DOCUMENTATION_PATH_SUFFIX.format(
            **SCOPE)
        temporary_documentation_folder = FileHandler(
            location=DOCUMENTATION_REPOSITORY[DOCUMENTATION_REPOSITORY.find(
                '/'
            ) + 1:-1])
        if temporary_documentation_folder:
            temporary_documentation_folder.remove_deep()
        __logger__.info('Compile all readme markdown files to html5.')
        FileHandler().iterate_directory(function=add_readme, recursive=True)
        CONTENT = markdown.markdown(
            CONTENT, output='html5',
            extensions=builtins.list(MARKDOWN_EXTENSIONS))
        distribution_bundle_file = create_distribution_bundle_file()
        if distribution_bundle_file is not None:
            data_location = FileHandler(location=DATA_PATH)
            data_location.make_directories()
            distribution_bundle_file.directory = data_location
        has_api_documentation = SCOPE['scripts'].get('document', False)
        if has_api_documentation:
            has_api_documentation = Platform.run(
                '/usr/bin/env yarn document', error=False, log=True
            )['return_code'] == 0
        if Platform.run(
            ('/usr/bin/env git checkout gh-pages', '/usr/bin/env git pull'),
            error=False, log=True
        )['return_code'][0] == 0:
            existing_api_documentation_directory = FileHandler(location='.%s' %
                API_DOCUMENTATION_PATH[1])
            if existing_api_documentation_directory.is_directory():
                existing_api_documentation_directory.remove_deep()
            FileHandler(location=API_DOCUMENTATION_PATH[0]).path = \
                existing_api_documentation_directory
            local_documentation_website_location = FileHandler(
                location='../%s' % temporary_documentation_folder.name)
            if local_documentation_website_location.is_directory():
                temporary_documentation_folder.make_directories()
                local_documentation_website_location.iterate_directory(
                    function=copy_repository_file, recursive=True,
                    source=local_documentation_website_location,
                    target=temporary_documentation_folder)
                node_modules_directory = FileHandler(location='%s%s' % (
                    local_documentation_website_location.path, 'node_modules'))
                if node_modules_directory.is_directory():
                    temporary_documentation_node_modules_directory = \
                        FileHandler('%snode_modules' %
                            temporary_documentation_folder.path)
                    '''
                        NOTE: Symlinking doesn't work since some node modules
                        need the right absolute location to work.

                        node_modules_directory.make_symbolic_link(
                            target='%s%s' % (
                                temporary_documentation_folder, 'node_modules')
                        )
                        return_code = 0

                        NOTE: Coping complete "node_modules" folder takes to
                        long.

                        node_modules_directory.copy(target='%s%s' % (
                            temporary_documentation_folder, 'node_modules'))
                        return_code = 0

                        NOTE: Mounting "node_modules" folder needs root
                        privileges.

                        temporary_documentation_node_modules_directory\
                            .make_directory(right=777)
                        return_code = Platform.run(
                            "/usr/bin/env sudo mount --bind --options ro '%s' "
                            "'%s'" % (
                                node_modules_directory.path,
                                temporary_documentation_node_modules_directory.path
                            ), native_shell=True, error=False, log=True
                        )['return_code']
                    '''
                    return_code = Platform.run(
                        "/usr/bin/env cp --dereference --recursive --reflink=auto '%s' '%s'" % (
                            node_modules_directory.path,
                            temporary_documentation_node_modules_directory.path
                        ),
                        native_shell=True,
                        error=False,
                        log=True
                    )['return_code']
                else:
                    return_code = Platform.run(
                        '/usr/bin/env yarn --production=false',
                        native_shell=True,
                        error=False,
                        log=True
                    )['return_code']
                if return_code == 0:
                    current_working_directory_backup = FileHandler()
                    temporary_documentation_folder.change_working_directory()
                    return_code = Platform.run(
                        '/usr/bin/env yarn clear', native_shell=True,
                        error=False, log=True
                    )['return_code']
                    current_working_directory_backup.change_working_directory()
            else:
                return_code = Platform.run((
                    'unset GIT_WORK_TREE; /usr/bin/env git clone %s;'
                    'yarn --production=false'
                ) % DOCUMENTATION_REPOSITORY, native_shell=True, error=False,
                log=True)['return_code']
            if return_code == 0:
                generate_and_push_new_documentation_page(
                    temporary_documentation_folder,
                    distribution_bundle_file,
                    has_api_documentation,
                    temporary_documentation_node_modules_directory)
            if existing_api_documentation_directory.is_directory():
                existing_api_documentation_directory.remove_deep()
Пример #8
0
def generate_and_push_new_documentation_page(
    temporary_documentation_folder,
    distribution_bundle_file,
    has_api_documentation,
    temporary_documentation_node_modules_directory
):
# #
    '''
        Renders a new index.html file and copies new assets to generate a new \
        documentation homepage.
    '''
    global BUILD_DOCUMENTATION_PAGE_COMMAND
    __logger__.info('Update documentation design.')
    if distribution_bundle_file:
        new_distribution_bundle_file = FileHandler(location='%s%s%s' % (
            temporary_documentation_folder.path, DOCUMENTATION_BUILD_PATH,
            DISTRIBUTION_BUNDLE_FILE_PATH))
        new_distribution_bundle_file.directory.make_directories()
        distribution_bundle_file.path = new_distribution_bundle_file
        new_distribution_bundle_directory = FileHandler(location='%s%s%s' % (
            temporary_documentation_folder.path, DOCUMENTATION_BUILD_PATH,
            DISTRIBUTION_BUNDLE_DIRECTORY_PATH))
        new_distribution_bundle_directory.make_directories()
        zipfile.ZipFile(distribution_bundle_file.path).extractall(
            new_distribution_bundle_directory.path)
    favicon = FileHandler(location='favicon.png')
    if favicon:
        favicon.copy(target='%s/source/image/favicon.ico' %
            temporary_documentation_folder.path)
    parameter = builtins.dict(builtins.map(lambda item: (
        String(item[0]).camel_case_to_delimited.content.upper(), item[1]
    ), SCOPE.get('documentationWebsite', {}).items()))
    if 'TAGLINE' not in parameter and 'description' in SCOPE:
        parameter['TAGLINE'] = SCOPE['description']
    if 'NAME' not in parameter and 'name' in SCOPE:
        parameter['NAME'] = SCOPE['name']
    __logger__.debug('Found parameter "%s".', json.dumps(parameter))
    api_documentation_path = None
    if has_api_documentation:
        api_documentation_path = '%s%s' % (
            API_DOCUMENTATION_PATH[1], API_DOCUMENTATION_PATH_SUFFIX)
        if not FileHandler(location='%s%s' % (
            FileHandler().path, api_documentation_path
        )).is_directory():
            api_documentation_path = API_DOCUMENTATION_PATH[1]
    parameter.update({
        'CONTENT': CONTENT,
        'CONTENT_FILE_PATH': None,
        'RENDER_CONTENT': False,
        'API_DOCUMENTATION_PATH': api_documentation_path,
        'DISTRIBUTION_BUNDLE_FILE_PATH': DISTRIBUTION_BUNDLE_FILE_PATH if (
            distribution_bundle_file and
            distribution_bundle_file.is_file()
        ) else None
    })
# # python3.5
# #     parameter = Dictionary(parameter).convert(
# #         value_wrapper=lambda key, value: value.replace(
# #             '!', '#%%%#'
# #         ) if builtins.isinstance(value, builtins.str) else value
# #     ).content
    parameter = Dictionary(parameter).convert(
        value_wrapper=lambda key, value: value.replace(
            '!', '#%%%#'
        ) if builtins.isinstance(value, builtins.unicode) else value
    ).content
# #
    if __logger__.isEnabledFor(logging.DEBUG):
        BUILD_DOCUMENTATION_PAGE_COMMAND = \
            BUILD_DOCUMENTATION_PAGE_COMMAND[:-1] + [
                '-debug'
            ] + BUILD_DOCUMENTATION_PAGE_COMMAND[-1:]
    serialized_parameter = json.dumps(parameter)
    parameter_file = FileHandler(location=make_secure_temporary_file('.json')[
        1])
    parameter_file.content = \
        BUILD_DOCUMENTATION_PAGE_PARAMETER_TEMPLATE.format(
            serializedParameter=serialized_parameter, **SCOPE)
    for index, command in builtins.enumerate(BUILD_DOCUMENTATION_PAGE_COMMAND):
        BUILD_DOCUMENTATION_PAGE_COMMAND[index] = \
            BUILD_DOCUMENTATION_PAGE_COMMAND[index].format(
                serializedParameter=serialized_parameter,
                parameterFilePath=parameter_file._path,
                **SCOPE)
    __logger__.debug('Use parameter "%s".', serialized_parameter)
    __logger__.info('Run "%s".', ' '.join(BUILD_DOCUMENTATION_PAGE_COMMAND))
    current_working_directory_backup = FileHandler()
    temporary_documentation_folder.change_working_directory()
    Platform.run(
        command=BUILD_DOCUMENTATION_PAGE_COMMAND[0],
        command_arguments=BUILD_DOCUMENTATION_PAGE_COMMAND[1:], error=False,
        log=True)
    current_working_directory_backup.change_working_directory()
    parameter_file.remove_file()
    for file in FileHandler():
        if not (file in (temporary_documentation_folder, FileHandler(
            location='.%s' % API_DOCUMENTATION_PATH[1]
        )) or is_file_ignored(file)):
            file.remove_deep()
    documentation_build_folder = FileHandler(location='%s%s' % (
        temporary_documentation_folder.path, DOCUMENTATION_BUILD_PATH
    ), must_exist=True)
    documentation_build_folder.iterate_directory(
        function=copy_repository_file, recursive=True,
        source=documentation_build_folder, target=FileHandler())
    if (Platform.run(
        "/usr/bin/env sudo umount '%s'" %
            temporary_documentation_node_modules_directory.path,
        native_shell=True, error=False, log=True
    )['return_code'] == 0):
        temporary_documentation_folder.remove_deep()
    Platform.run(
        (
            '/usr/bin/env git add --all',
            '/usr/bin/env git commit --message "%s" --all' %
                PROJECT_PAGE_COMMIT_MESSAGE,
            '/usr/bin/env git push',
            '/usr/bin/env git checkout master'
        ),
        native_shell=True,
        error=False,
        log=True
    )
Пример #9
0
class Replace(Class, Runnable):

    '''
        Parse source code and replace version depended code snippets with the \
        correct given version code snippets.

        NOTE: "(?s...)" is equivalent to regular expression flag \
        "regularExpression.DOTALL".
        NOTE: That alternate version in one line regular expression pattern \
        could be empty.

        **location**                 - Location to execute macro processing.

        **skip_self_file**           - If setted to "True" and this script \
                                       file is part of "location" this file \
                                       will be ignored.

        **extension**                - File extensions to handle. Others will \
                                       be excluded.

        **first_line_regex_pattern** - Regular expression pattern to \
                                       determine current version of given \
                                       text file.

        **one_line_regex_pattern**   - One line regular expression syntax to \
                                       replace.

        **more_line_regex_pattern**  - More line regular expression syntax to \
                                       replace.

        **encoding**                 - Encoding to use.

        **dry**                      - Indicates whether a dry run with \
                                       producing log output should be done.

        **_exclude_locations**       - Locations to exclude.

        **_new_version**             - Version description to convert to.

        Examples:

        >>> Replace(
        ...     location='non_existing_file'
        ... ) # doctest: +IGNORE_EXCEPTION_DETAIL
        Traceback (most recent call last):
        ...
        boostnode.extension.native.FileError: Invalid path "...non_exist...

        >>> __test_globals__['__test_mode__'] = False
        >>> file = FileHandler(__test_folder__.path + '_initialize')
        >>> file.content = '#!/bin/python2.7\\n\\n# # python3.5 a\\nb\\n'
        >>> Replace(file) # doctest: +ELLIPSIS
        Object of "Replace" with file "..._initialize" to convert to "py...
        >>> __test_globals__['__test_mode__'] = True
    '''

    # region properties

    COMMAND_LINE_ARGUMENTS = (
        {'arguments': ('-p', '--path'),
         'specification': {
             'action': 'store',
             'default': {'execute': '__initializer_default_value__'},
             'type': builtins.str,
             'required': {'execute': '__initializer_default_value__ is None'},
             'help': 'Defines files to convert. A directory or file path is '
                     'supported.',
             'dest': 'location',
             'metavar': 'PATH'}},
        {'arguments': ('-n', '--new-version'),
         'specification': {
             'action': 'store',
             'default': {'execute': '__initializer_default_value__'},
             'type': {'execute': 'type(__initializer_default_value__)'},
             'required': {'execute': '__initializer_default_value__ is None'},
             'help': 'Defines new version of converted files.',
             'dest': '_new_version',
             'metavar': 'VERSION'}},
        {'arguments': ('-s', '--skip-self-file'),
         'specification': {
             'action': 'store_true',
             'default': {'execute': '__initializer_default_value__'},
             'help': 'Determines if this file should be ignored for running '
                     'any macros.',
             'dest': 'skip_self_file'}},
        {'arguments': ('-y', '--dry'),
         'specification': {
             'action': 'store_true',
             'default': {'execute': '__initializer_default_value__'},
             'help': 'Define if there really should be done something.',
             'dest': 'dry'}},
        {'arguments': ('-e', '--extension'),
         'specification': {
             'action': 'store',
             'default': {'execute': '__initializer_default_value__'},
             'type': {'execute': 'type(__initializer_default_value__)'},
             'required': {'execute': '__initializer_default_value__ is None'},
             'help': {
                 'execute': "'If setted only files with given extension will "
                            '''be parsed (default: "%s").' % '''
                            "__initializer_default_value__.replace('%', "
                            "'%%')"},
             'dest': 'extension',
             'metavar': 'FILE_EXTENSION'}},
        {'arguments': ('-a', '--exclude-locations'),
         'specification': {
             'action': 'store',
             'nargs': '*',
             'default': {'execute': '__initializer_default_value__'},
             'type': builtins.str,
             'required': {'execute': '__initializer_default_value__ is None'},
             'help': {
                 'execute': "'Select locations which should be ignored. %s "
                            "doesn\\'t touch these files.' "
                            '% module_name.capitalize()'},
             'dest': '_exclude_locations',
             'metavar': 'PATHS'}},
        {'arguments': ('-f', '--first-line-regex-pattern'),
         'specification': {
             'action': 'store',
             'default': {'execute': '__initializer_default_value__'},
             'type': {'execute': 'type(__initializer_default_value__)'},
             'required': {'execute': '__initializer_default_value__ is None'},
             'help': {
                 'execute': "'Defines line pattern to determine current "
                            '''version of file to parse (default: "%s").' %'''
                            "__initializer_default_value__.replace('%', "
                            "'%%')"},
             'dest': 'first_line_regex_pattern',
             'metavar': 'REGEX'}},
        {'arguments': ('-o', '--one-line-regex-pattern'),
         'specification': {
             'action': 'store',
             'default': {'execute': '__initializer_default_value__'},
             'type': {'execute': 'type(__initializer_default_value__)'},
             'required': {'execute': '__initializer_default_value__ is None'},
             'help': {
                 'execute': "'Defines line to determine current version of "
                            '''file to parse (default: "%s").' % '''
                            "__initializer_default_value__.replace('%', "
                            "'%%')"},
             'dest': 'one_line_regex_pattern',
             'metavar': 'REGEX'}},
        {'arguments': ('-r', '--more-line-regex-pattern'),
         'specification': {
             'action': 'store',
             'default': {'execute': '__initializer_default_value__'},
             'type': {'execute': 'type(__initializer_default_value__)'},
             'required': {'execute': '__initializer_default_value__ is None'},
             'help': {
                 'execute': "'Defines line to determine current version of "
                            '''file to parse (default: "%s").' % '''
                            "__initializer_default_value__.replace('%', "
                            "'%%')"},
             'dest': 'more_line_regex_pattern',
             'metavar': 'REGEX'}},
        {'arguments': ('-g', '--encoding'),
         'specification': {
             'action': 'store',
             'default': {'execute': '__initializer_default_value__'},
             'type': {'execute': 'type(__initializer_default_value__)'},
             'required': {'execute': '__initializer_default_value__ is None'},
             'help': {
                 'execute': "'Define which encoding should be used (default: "
                            '''"%s").' % __initializer_default_value__.'''
                            "replace('%', '%%')"},
             'dest': 'encoding',
             'metavar': 'ENCODING'}})
    '''Defines options for manipulating the programs default behavior.'''

    # endregion

    # region dynamic methods

    # # region public

    # # # region special

    @JointPoint
# # python3.5     def __repr__(self: Self) -> builtins.str:
    def __repr__(self):
        '''
            Invokes if this object should describe itself by a string.

            Examples:

            >>> repr(Replace(
            ...     location=__file_path__, _new_version='python3.5'
            ... )) # doctest: +ELLIPSIS
            '...Replace...file "...macro.py" to ...to "python3.5".'
        '''
        return (
            'Object of "{class_name}" with {type} "{path}" to convert to '
            '"{new_version}".'.format(
                class_name=self.__class__.__name__,
                type=self.location.type, path=self.location.path,
                new_version=self._new_version))

    # # # endregion

    # # # region setter

    @JointPoint
# # python3.5
# #     def set_new_version(self: Self, version: builtins.str) -> builtins.str:
    def set_new_version(self, version):
# #
        '''
            Checks if an explicit new version was given or a useful should be \
            determined.

            **version** - New version of current text file. Could be \
                          "__determine_useful__" if it should be guessed.

            Returns new version.

            Examples:

            >>> replace = Replace(location=__file_path__)

            >>> replace.set_new_version(version='python3.5')
            'python3.5'

            >>> replace.new_version = '__determine_useful__'
            >>> replace._new_version # doctest: +ELLIPSIS
            'python...'

            >>> file = FileHandler(
            ...     location=__test_folder__.path + 'set_new_version')
            >>> file.content = (
            ...     '#!/usr/bin/env version\\n\\n# # alternate_version hans\\n'
            ...     'peter\\n')
            >>> replace = Replace(file)._convert_path()
            >>> replace.new_version = '__determine_useful__'
            >>> replace._new_version
            'version'

            >>> __test_buffer__.clear() # doctest: +ELLIPSIS
            '...'
            >>> replace.location = __test_folder__
            >>> replace._exclude_locations = [__test_folder__]
            >>> replace.new_version = '__determine_useful__'
            >>> replace._new_version
            ''
        '''
        self._new_version = version
        if version == '__determine_useful__':
            self._new_version = self._determine_useful_version_in_location(
                location=self.location)
            if not self._new_version:
                __logger__.warning('No new version found to convert to.')
        return self._new_version

    @JointPoint
# # python3.5
# #     def set_exclude_locations(
# #         self: Self, paths: Iterable
# #     ) -> builtins.list:
    def set_exclude_locations(self, paths):
# #
        '''
            Converts all paths setted to "_exclude_locations" via string to \
            high level file objects.

            **paths** - A list of paths to exclude from processing the macro.

            Returns a list of file objects to ignore.

            Examples:

            >>> replace = Replace(location=__file_path__)

            >>> replace.exclude_locations = [
            ...     __file_path__, FileHandler('not_existing')]
            >>> replace._exclude_locations # doctest: +ELLIPSIS
            [Object of "Handler" with path "...macro.py" (type: file).]
        '''
        self._exclude_locations = []
        for path in paths:
            file = FileHandler(location=path)
            if file:
                self._exclude_locations.append(file)
        return self._exclude_locations

    # # # endregion

    # # endregion

    # # region protected

    # # # region runnable implementation

    @JointPoint
# # python3.5     def _run(self: Self) -> Self:
    def _run(self):
        '''
            Entry point for command line call of this program. Validates the \
            given input. Gives usage info or raises exception if the given \
            inputs don't make sense.

            Examples:

            >>> from copy import copy
            >>> sys_argv_backup = copy(sys.argv)

            >>> sys.argv[1:] = ['--path', __file_path__, '--skip-self-file']
            >>> Replace.run() # doctest: +ELLIPSIS
            Object of "Replace" with file "..." to convert to "...".

            >>> sys.arv = sys_argv_backup
        '''
        command_line_arguments = CommandLine.argument_parser(
            arguments=self.COMMAND_LINE_ARGUMENTS, module_name=__name__,
            scope={'os': os, 'module_name': __module_name__, 'self': self})
        return self._initialize(**self._command_line_arguments_to_dictionary(
            namespace=command_line_arguments))

    @JointPoint(InstancePropertyInitializer)
# # python3.5
# #     def _initialize(
# #         self: Self, location=None, skip_self_file=False, extension='',
# #         first_line_regex_pattern='(?P<constant_version_pattern>^#!.*?'
# #                                  '(?P<current_version>[a-zA-Z0-9\.]+))\n',
# #         one_line_regex_pattern='\n(?P<prefix># #) '
# #                                '(?P<alternate_version>[^\n ]+) ?'
# #                                '(?P<alternate_text>.*)\n'
# #                                '(?P<current_text>.*)(?:\n|\Z)',
# #         more_line_regex_pattern='(?s)\n(?P<prefix># #) '
# #                                 '(?P<alternate_version>[^ ]+)\n'
# #                                 '(?P<alternate_text>'
# #                                 '(?:(?:# # .*?\n)|'  # in brackets
# #                                 '(?:# #\n))+'  # in brackets
# #                                 ')(?P<current_text>.*?\n)# #(?:\n|\Z)',
# #         encoding=ENCODING, dry=False, _exclude_locations=(),
# #         _new_version='__determine_useful__', **keywords: builtins.object
# #     ) -> Self:
    def _initialize(
        self, location=None, skip_self_file=False, extension='',
        first_line_regex_pattern='(?P<constant_version_pattern>^#!.*?'
                                 '(?P<current_version>[a-zA-Z0-9\.]+))\n',
        one_line_regex_pattern='\n(?P<prefix># #) '
                               '(?P<alternate_version>[^\n ]+) ?'
                               '(?P<alternate_text>.*)\n'
                               '(?P<current_text>.*)\n',
        more_line_regex_pattern='(?s)\n(?P<prefix># #) '
                                '(?P<alternate_version>[^ ]+)\n'
                                '(?P<alternate_text>'
                                '(?:(?:# # .*?\n)|'  # in brackets
                                '(?:# #\n))+'  # in brackets
                                ')(?P<current_text>.*?\n)# #(?:\n|\Z)',
        encoding=ENCODING, dry=False, _exclude_locations=(),
        _new_version='__determine_useful__', **keywords
    ):
# #
        '''Triggers the conversion process with given arguments.'''

        # # # region properties

        '''Current location for deep code parsing.'''
        self.location = FileHandler(
            self.location, encoding=self.encoding, must_exist=True)
        '''NOTE: This additional declaration is needed to trigger setter.'''
        self.exclude_locations = self._exclude_locations
        '''
            New version to convert given files to. NOTE: This property can \
            only determined after all properties are set. This additional \
            declaration is needed to trigger setter.
        '''
        self.new_version = self._new_version
        '''Version of the giving source files.'''
        self._current_version = ''

        # # # endregion

        if not __test_mode__ and self._new_version:
            self._convert_path()
        return self

    # # # endregion

    # # # region boolean

    @JointPoint
# # python3.5
# #     def _in_exclude_location(
# #         self: Self, location: FileHandler
# #     ) -> builtins.bool:
    def _in_exclude_location(self, location):
# #
        '''
            Returns "True" if given location is in one of initially defined \
            exclude locations.

            Examples:

            >>> replace = Replace(location=__file_path__)

            >>> replace._exclude_locations = [__test_folder__]
            >>> replace._in_exclude_location(FileHandler(__test_folder__))
            True

            >>> replace._exclude_locations = [
            ...     FileHandler(__test_folder__.path + '_in_exclude_location')]
            >>> replace._in_exclude_location(FileHandler(__test_folder__))
            False
        '''
        for file in self._exclude_locations:
            if location == file or (file.is_directory() and location in file):
                __logger__.info(
                    'Ignore exclude location "%s".', location.path)
                return True
        return False

    # # # endregion

    # # # region core concern

    @JointPoint
# # python3.5
# #     def _determine_useful_version_in_location(
# #         self: Self, location: FileHandler
# #     ) -> builtins.str:
    def _determine_useful_version_in_location(self, location):
# #
        '''
            Determines a useful version for replacing if nothing explicit was \
            given.

            Examples:

            >>> folder = FileHandler(
            ...     location=__test_folder__.path +
            ...     '_determine_useful_version_in_location/sub')
            >>> folder.make_directories()
            True
            >>> file = FileHandler(location=folder.path + 'file')
            >>> file.content = 'hans\\n# # new_version peter\\nklaus\\n'
            >>> replace = Replace(location=__file_path__)

            >>> replace._exclude_locations = [file]
            >>> replace._determine_useful_version_in_location(location=folder)
            ''

            >>> replace._exclude_locations = []
            >>> replace.extension = 'not_existing'
            >>> replace._determine_useful_version_in_location(location=file)
            ''
        '''
        if not self._in_exclude_location(location):
            version = self._determine_useful_version_in_location_helper(
                location)
            if version:
                return version
        if location == self.location:
            __logger__.info('No macros found.')
        return ''

    @JointPoint
# # python3.5
# #     def _determine_useful_version_in_file(
# #         self: Self, file: FileHandler
# #     ) -> builtins.str:
    def _determine_useful_version_in_file(self, file):
# #
        '''
            Searches for first version replacement in macro language as good \
            guess for new version if no new version was defined explicitly.

            Examples:

            >>> replace = Replace(location=__file_path__)
            >>> file = FileHandler(
            ...     __test_folder__.path + '_determine_useful_version_in_file')
            >>> file.content = 'ä'
            >>> replace.encoding = 'ascii'

            >>> replace._determine_useful_version_in_file(file)
            ''
        '''
        content = file.get_content(encoding=self.encoding)
        match = regularExpression.compile(self.one_line_regex_pattern).search(
            content)
        if match is None:
            match = regularExpression.compile(
                self.more_line_regex_pattern
            ).search(content)
        if match:
            __logger__.info(
                'Detected "%s" as new version.',
                match.group('alternate_version'))
            return match.group('alternate_version')
        return ''

    @JointPoint
# # python3.5     def _convert_path(self: Self) -> Self:
    def _convert_path(self):
        '''
            Converts the given path to the specified format.

            Examples:

            >>> file = FileHandler(__test_folder__.path + '_convert_path')
            >>> file.content = ''
            >>> replace = Replace(location=file, _new_version='python2.7')
            >>> replace._exclude_locations = [file]

            >>> replace._convert_path() # doctest: +ELLIPSIS
            Object of "Replace" with file "..._convert_path" to convert to "...

            >>> replace.location = __test_folder__
            >>> replace._convert_path() # doctest: +ELLIPSIS
            Object of "Replace" with directory "..." to convert to "...".

            >>> file.content = 'hans'
            >>> Replace(
            ...     file, _new_version='python3.5'
            ... )._convert_path() # doctest: +ELLIPSIS
            Object of "Replace" with file "..._convert_path" to convert to ...

            >>> replace.location = file
            >>> replace._exclude_locations = []
            >>> file.content = ('#!/usr/bin/python3.5\\n'
            ...                 '\\n'
            ...                 '# # python2.7 hans\\n'
            ...                 'AB\\n')
            >>> replace._convert_path() # doctest: +ELLIPSIS
            Object of "Replace" with file "..._convert_path" to convert to ...
            >>> file.content
            '#!/usr/bin/python2.7\\n\\n# # python3.5 AB\\nhans\\n'

            >>> file.content = ('#!/bin/python3.5\\n'
            ...                 '\\n'
            ...                 '# # python2.7\\n'
            ...                 '# # A\\n'
            ...                 'C\\n'
            ...                 'D\\n'
            ...                 '# #\\n')
            >>> replace._convert_path() # doctest: +ELLIPSIS
            Object of "Replace" with file "..." to convert to "python2.7".
            >>> file.content
            '#!/bin/python2.7\\n\\n# # python3.5\\n# # C\\n# # D\\nA\\n# #\\n'

            >>> file.content = ('#!/bin/python2.7\\n'
            ...                 '\\n'
            ...                 '# # python3.5\\n'
            ...                 '# # A\\n'
            ...                 'B\\n'
            ...                 '#\\n'
            ...                 '# #\\n')
            >>> replace = Replace(
            ...     location=__test_folder__.path + '_convert_path',
            ...     _new_version='python3.5')
            >>> replace._convert_path() # doctest: +ELLIPSIS
            Object of "Replace" with file "..." to convert to "python3.5".
            >>> file.content
            '#!/bin/python3.5\\n\\n# # python2.7\\n# # B\\n# # #\\nA\\n# #\\n'

            >>> file.content = ('#!/bin/python3.5\\n'
            ...                 '\\n'
            ...                 '# # python2.7\\n'
            ...                 '# # A\\n'
            ...                 '# #\\n'
            ...                 '# # B\\n'
            ...                 'B\\n'
            ...                 '# #\\n')
            >>> replace._convert_path() # doctest: +ELLIPSIS
            Object of "Replace" with file "..." to convert to "python3.5".
            >>> file.content # doctest: +ELLIPSIS
            '#!/bin/python3.5\\n\\n# # python2.7\\n# # A\\n# #\\n# # B\\nB...'

            >>> file.content = ('#!/bin/python2.7\\n'
            ...                 '\\n'
            ...                 '# # python3.5\\n'
            ...                 '# # A\\n'
            ...                 'B\\n'
            ...                 '\\n'
            ...                 'C\\n'
            ...                 '# #\\n')
            >>> replace._convert_path() # doctest: +ELLIPSIS
            Object of "Replace" with file "..." to convert to "python3.5".
            >>> file.content # doctest: +ELLIPSIS
            '#!/bin/python3.5\\n\\n# # python2.7\\n# # B\\n# #\\n# # C\\nA\...'

            >>> file.content = ('#!/bin/python2.7\\n'
            ...                 '\\n'
            ...                 '# # python3.5\\n'
            ...                 'A\\n')
            >>> replace._convert_path() # doctest: +ELLIPSIS
            Object of "Replace" with file "..." to convert to "python3.5".
            >>> file.content
            '#!/bin/python3.5\\n\\n# # python2.7 A\\n\\n'

            >>> file.content = ('#!/bin/python2.7\\n'
            ...                 '\\n'
            ...                 '# # python3.5 A\\n'
            ...                 '\\n')
            >>> replace._convert_path() # doctest: +ELLIPSIS
            Object of "Replace" with file "..." to convert to "python3.5".
            >>> file.content
            '#!/bin/python3.5\\n\\n# # python2.7\\nA\\n'
        '''
        if not self._in_exclude_location(location=self.location):
            if(self.location.is_file() and (
                not self.extension or
                self.location.extension == self.extension)
               ):
                self._convert_file(file=self.location)
            else:
                self._convert_directory(directory=self.location)
        return self

    @JointPoint
# # python3.5
# #     def _convert_directory(self: Self, directory: FileHandler) -> Self:
    def _convert_directory(self, directory):
# #
        '''
            Walks through a whole directory and its substructure to convert \
            its text based files between different versions of marked \
            code-snippets.

            **directory** - the directory location with text-files which \
                            should be converted.

            Examples:

            >>> folder = FileHandler(
            ...     __test_folder__.path + '_convert_directory',
            ...     make_directory=True)
            >>> replace = Replace(location=__test_folder__)

            >>> replace._convert_directory(
            ...     __test_folder__
            ... ) # doctest: +ELLIPSIS
            Object of "Replace" with directory "..." to convert to "...".

            >>> replace.extension = 'not_existing'
            >>> FileHandler(folder.path + 'file').content = ''
            >>> replace._convert_directory(
            ...     __test_folder__
            ... ) # doctest: +ELLIPSIS
            Object of "Replace" with directory "..." to convert to "...".
        '''
        for file in directory:
            __logger__.debug('Check "%s".', file.path)
            if not self._in_exclude_location(location=file):
                if file.is_directory(allow_link=False):
                    self._convert_directory(directory=file)
                elif file.is_file(allow_link=False) and (
                    not self.extension or file.extension == self.extension
                ):
                    self._convert_file(file)
        return self

    @JointPoint
# # python3.5     def _convert_file(self: Self, file: FileHandler) -> Self:
    def _convert_file(self, file):
        '''
            Opens a given file and parses its content and convert it through \
            different versions of code snippets.

            **file** - the file to be converted.

            Examples:

            >>> __test_buffer__.clear() # doctest: +ELLIPSIS
            '...'
            >>> Replace(
            ...     location=__file_path__, skip_self_file=True
            ... )._convert_file(
            ...     FileHandler(__file_path__)
            ... ) # doctest: +ELLIPSIS
            Object of "Replace" with file "...macro..." to convert to "...".
            >>> __test_buffer__.clear() # doctest: +ELLIPSIS
            '...Skip self file...'
        '''
        self_file = FileHandler(
            location=inspect.currentframe().f_code.co_filename,
            respect_root_path=False)
        if self.skip_self_file and self_file == file:
            __logger__.info('Skip self file "%s".', self_file)
        else:
            self._convert_file_content(file)
        return self

    @JointPoint
# # python3.5
# #     def _convert_file_content(self: Self, file: FileHandler) -> Self:
    def _convert_file_content(self, file):
# #
        '''
            Converts source code of given file to new version.

            Examples:

            >>> file = FileHandler(
            ...     __test_folder__.path + '_convert_file_content')
            >>> replace = Replace(__test_folder__, encoding='ascii')

            >>> file.set_content('ä', encoding='latin_1') # doctest: +ELLIPSIS
            Object of "Handler" with path "..._convert_file_content" and ...
            >>> __test_buffer__.clear() # doctest: +ELLIPSIS
            '...'

            >>> replace._convert_file_content(file) # doctest: +ELLIPSIS
            Object of "Replace" with directory "..." to convert to "...".
            >>> __test_buffer__.clear() # doctest: +ELLIPSIS
            '... decode file "..._file_content" with given encoding "ascii"...'

            >>> file.set_content(
            ...     'a\\nä', encoding='latin_1'
            ... ) # doctest: +ELLIPSIS
            Object of "Handler" with path "..._convert_file_content" and ...
            >>> replace._convert_file_content(file) # doctest: +ELLIPSIS
            Object of "Replace" with directory "..." to convert to "...".
            >>> __test_buffer__.clear() # doctest: +ELLIPSIS
            '...decode file "..._file_content" with given encoding "ascii"...'

            >>> file.content = '#!/usr/bin/env python3.5\\na'
            >>> replace.dry = True
            >>> replace._convert_file_content(file) # doctest: +ELLIPSIS
            Object of "Replace" with directory "..." to convert to "...".
        '''
# # python3.5         with builtins.open(
        with codecs.open(
            file.path, mode='r', encoding=self.encoding
        ) as file_handler:
            try:
                first_line = file_handler.readline()
            except builtins.UnicodeDecodeError:
                __logger__.warning(
                    'Can\'t decode file "%s" with given encoding "%s".',
                    file.path, self.encoding)
                return self
# # python3.5
# #             match = regularExpression.compile(
# #                 self.first_line_regex_pattern
# #             ).fullmatch(first_line)
            match = regularExpression.compile(
                '(?:%s)$' % self.first_line_regex_pattern
            ).match(first_line)
# #
            if match is None:
                __logger__.warning(
                    '"%s" hasn\'t path to version in first line.', file.path)
                return self
            self._current_version = match.group('current_version')
            new_interpreter = match.group('constant_version_pattern').replace(
                self._current_version, self._new_version)
            first_line = match.group().replace(
                match.group('constant_version_pattern'), new_interpreter)
            '''
                NOTE: Calling "read()" twice is necessary to work around a \
                python bug. First call only reads a part of corresponding \
                file. \
                NOTE: Catching an encoding error here isn't necessary, \
                because former "readline()" call has already loaded the full \
                file into buffer. An encoding error would already be throne.
            '''
            file_content = file_handler.read() + file_handler.read()
        __logger__.info(
            'Convert "{path}" from "{current_version}" to '
            '"{new_version}".'.format(
                path=file.path, current_version=self._current_version,
                new_version=self._new_version))
        file_content = '%s%s' % (first_line, regularExpression.compile(
            self.more_line_regex_pattern
        ).sub(self._replace_alternate_lines, file_content))
        if not self.dry:
            file.content = regularExpression.compile(
                self.one_line_regex_pattern
            ).sub(self._replace_alternate_line, file_content)
        return self

    @JointPoint
# # python3.5
# #     def _replace_alternate_lines(
# #         self: Self, match: type(regularExpression.compile('').match(''))
# #     ) -> builtins.str:
    def _replace_alternate_lines(self, match):
# #
        '''
            Replaces various numbers of code lines with its corresponding \
            code line in another version.

            **match** - is a regular expression match object with all needed \
                        infos about the current code snippet and its \
                        corresponding.
        '''
        if match.group('alternate_version') == self._new_version:
            '''
                "str.replace()" has to run over "current_text" twice. Two \
                consecutive lines with whitespace at the end of line aren't \
                matched in first run.
            '''
            return (
                '\n{prefix} {current_version}\n{prefix} {current_text}\n'
                '{alternate_text}{prefix}\n'.format(
                    prefix=match.group('prefix'),
                    current_version=self._current_version,
                    current_text=match.group('current_text').replace(
                        '\n', '\n%s ' % match.group('prefix')
                    )[:-builtins.len(match.group('prefix')) - 2].replace(
                        '\n%s \n' % match.group('prefix'),
                        '\n%s\n' % match.group('prefix')
                    ).replace(
                        '\n%s \n' % match.group('prefix'),
                        '\n%s\n' % match.group('prefix')
                    ).rstrip(), alternate_text=regularExpression.compile(
                        '\n%s ?' % String(match.group(
                            'prefix'
                        )).regex_validated.content
                    ).sub('\n', match.group(
                        'alternate_text'
                    ))[builtins.len(match.group('prefix')) + 1:]))
        return match.group()

    @JointPoint
# # python3.5
# #     def _replace_alternate_line(
# #         self: Self, match: type(regularExpression.compile('').match(''))
# #     ) -> builtins.str:
    def _replace_alternate_line(self, match):
# #
        '''
            Replaces one code line with its corresponding code line in \
            another version.

            **match** - is a regular expression match object with all needed \
                        infos about the current code snippet and its \
                        corresponding alternative.
        '''
        if match.group('alternate_version') == self._new_version:
            current_text = match.group('current_text')
            if current_text:
                current_text = ' ' + current_text
            return (
                '\n{prefix} {current_version}{current_text}\n{alternate_text}'
                '\n'.format(
                    prefix=match.group('prefix'),
                    current_version=self._current_version,
                    current_text=current_text,
                    alternate_text=match.group('alternate_text')))
        return match.group()

    @JointPoint
# # python3.5
# #     def _determine_useful_version_in_location_helper(
# #         self: Self, location: FileHandler
# #     ) -> builtins.str:
    def _determine_useful_version_in_location_helper(self, location):
# #
        '''
            Searches in files in given locations the first occurrences of a \
            useful conversion format.
        '''
        if location.is_directory():
            for sub_location in location:
                version = self._determine_useful_version_in_location(
                    location=sub_location)
                if version:
                    return version
        elif not self.extension or location.extension == self.extension:
            version = self._determine_useful_version_in_file(file=location)
            if version:
                return version
        return ''