def _ensure_link_req_src_dir(self, req, parallel_builds):
        # type: (InstallRequirement, bool) -> None
        """Ensure source_dir of a linked InstallRequirement."""
        # Since source_dir is only set for editable requirements.
        if req.link.is_wheel:
            # We don't need to unpack wheels, so no need for a source
            # directory.
            return
        assert req.source_dir is None
        if req.link.is_existing_dir() and self.in_tree_build:
            # build local directories in-tree
            req.source_dir = req.link.file_path
            return

        # We always delete unpacked sdists after pip runs.
        req.ensure_has_source_dir(
            self.build_dir,
            autodelete=True,
            parallel_builds=parallel_builds,
        )

        # If a checkout exists, it's unwise to keep going.  version
        # inconsistencies are logged later, but do not fail the
        # installation.
        # FIXME: this won't upgrade when there's an existing
        # package unpacked in `req.source_dir`
        if is_installable_dir(req.source_dir):
            raise PreviousBuildDirError(
                "pip can't proceed with requirements '{}' due to a"
                "pre-existing build directory ({}). This is likely "
                "due to a previous installation that failed . pip is "
                "being responsible and not assuming it can delete this. "
                "Please delete it and try again.".format(req, req.source_dir))
Exemple #2
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def find_path_to_project_root_from_repo_root(location, repo_root):
    # type: (str, str) -> Optional[str]
    """
    Find the the Python project's root by searching up the filesystem from
    `location`. Return the path to project root relative to `repo_root`.
    Return None if the project root is `repo_root`, or cannot be found.
    """
    # find project root.
    orig_location = location
    while not is_installable_dir(location):
        last_location = location
        location = os.path.dirname(location)
        if location == last_location:
            # We've traversed up to the root of the filesystem without
            # finding a Python project.
            logger.warning(
                "Could not find a Python project for directory %s (tried all "
                "parent directories)",
                orig_location,
            )
            return None

    if os.path.samefile(repo_root, location):
        return None

    return os.path.relpath(location, repo_root)
Exemple #3
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def _get_url_from_path(path: str, name: str) -> Optional[str]:
    """
    First, it checks whether a provided path is an installable directory. If it
    is, returns the path.

    If false, check if the path is an archive file (such as a .whl).
    The function checks if the path is a file. If false, if the path has
    an @, it will treat it as a PEP 440 URL requirement and return the path.
    """
    if _looks_like_path(name) and os.path.isdir(path):
        if is_installable_dir(path):
            return path_to_url(path)
        # TODO: The is_installable_dir test here might not be necessary
        #       now that it is done in load_pyproject_toml too.
        raise InstallationError(
            f"Directory {name!r} is not installable. Neither 'setup.py' "
            "nor 'pyproject.toml' found.")
    if not is_archive_file(path):
        return None
    if os.path.isfile(path):
        return path_to_url(path)
    urlreq_parts = name.split("@", 1)
    if len(urlreq_parts) >= 2 and not _looks_like_path(urlreq_parts[0]):
        # If the path contains '@' and the part before it does not look
        # like a path, try to treat it as a PEP 440 URL req instead.
        return None
    logger.warning(
        "Requirement %r looks like a filename, but the file does not exist",
        name,
    )
    return path_to_url(path)
Exemple #4
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def _get_url_from_path(path, name):
    # type: (str, str) -> Optional[str]
    """
    First, it checks whether a provided path is an installable directory
    (e.g. it has a setup.py). If it is, returns the path.

    If false, check if the path is an archive file (such as a .whl).
    The function checks if the path is a file. If false, if the path has
    an @, it will treat it as a PEP 440 URL requirement and return the path.
    """
    if _looks_like_path(name) and os.path.isdir(path):
        if is_installable_dir(path):
            return path_to_url(path)
        raise InstallationError(
            "Directory {name!r} is not installable. Neither 'setup.py' "
            "nor 'pyproject.toml' found.".format(**locals())
        )
    if not is_archive_file(path):
        return None
    if os.path.isfile(path):
        return path_to_url(path)
    urlreq_parts = name.split("@", 1)
    if len(urlreq_parts) >= 2 and not _looks_like_path(urlreq_parts[0]):
        # If the path contains '@' and the part before it does not look
        # like a path, try to treat it as a PEP 440 URL req instead.
        return None
    logger.warning(
        "Requirement %r looks like a filename, but the " "file does not exist", name
    )
    return path_to_url(path)
Exemple #5
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def _get_url_from_path(path, name):
    # type: (str, str) -> str
    """
    First, it checks whether a provided path is an installable directory
    (e.g. it has a setup.py). If it is, returns the path.

    If false, check if the path is an archive file (such as a .whl).
    The function checks if the path is a file. If false, if the path has
    an @, it will treat it as a PEP 440 URL requirement and return the path.
    """
    if _looks_like_path(name) and os.path.isdir(path):
        if is_installable_dir(path):
            return path_to_url(path)
        raise InstallationError(
            "Directory {name!r} is not installable. Neither 'setup.py' "
            "nor 'pyproject.toml' found.".format(**locals())
        )
    def get_remote_url(cls, location: str) -> str:
        # In cases where the source is in a subdirectory, we have to look up in
        # the location until we find a valid project root.
        orig_location = location
        while not is_installable_dir(location):
            last_location = location
            location = os.path.dirname(location)
            if location == last_location:
                # We've traversed up to the root of the filesystem without
                # finding a Python project.
                logger.warning(
                    "Could not find Python project for directory %s (tried all "
                    "parent directories)",
                    orig_location,
                )
                raise RemoteNotFoundError

        url, _rev = cls._get_svn_url_rev(location)
        if url is None:
            raise RemoteNotFoundError

        return url
    def from_line(
            cls, name, comes_from=None, isolated=False, options=None,
            wheel_cache=None, constraint=False):
        """Creates an InstallRequirement from a name, which might be a
        requirement, directory containing 'setup.py', filename, or URL.
        """
        from pip._internal.index import Link

        if is_url(name):
            marker_sep = '; '
        else:
            marker_sep = ';'
        if marker_sep in name:
            name, markers = name.split(marker_sep, 1)
            markers = markers.strip()
            if not markers:
                markers = None
            else:
                markers = Marker(markers)
        else:
            markers = None
        name = name.strip()
        req = None
        path = os.path.normpath(os.path.abspath(name))
        link = None
        extras = None

        if is_url(name):
            link = Link(name)
        else:
            p, extras = _strip_extras(path)
            looks_like_dir = os.path.isdir(p) and (
                    os.path.sep in name or
                    (os.path.altsep is not None and os.path.altsep in name) or
                    name.startswith('.')
            )
            if looks_like_dir:
                if not is_installable_dir(p):
                    raise InstallationError(
                        "Directory %r is not installable. File 'setup.py' "
                        "not found." % name
                    )
                link = Link(path_to_url(p))
            elif is_archive_file(p):
                if not os.path.isfile(p):
                    logger.warning(
                        'Requirement %r looks like a filename, but the '
                        'file does not exist',
                        name
                    )
                link = Link(path_to_url(p))

        # it's a local file, dir, or url
        if link:
            # Handle relative file URLs
            if link.scheme == 'file' and re.search(r'\.\./', link.url):
                link = Link(
                    path_to_url(os.path.normpath(os.path.abspath(link.path))))
            # wheel file
            if link.is_wheel:
                wheel = Wheel(link.filename)  # can raise InvalidWheelFilename
                req = "%s==%s" % (wheel.name, wheel.version)
            else:
                # set the req to the egg fragment.  when it's not there, this
                # will become an 'unnamed' requirement
                req = link.egg_fragment

        # a requirement specifier
        else:
            req = name

        if extras:
            extras = Requirement("placeholder" + extras.lower()).extras
        else:
            extras = ()
        if req is not None:
            try:
                req = Requirement(req)
            except InvalidRequirement:
                if os.path.sep in req:
                    add_msg = "It looks like a path."
                    add_msg += deduce_helpful_msg(req)
                elif '=' in req and not any(op in req for op in operators):
                    add_msg = "= is not a valid operator. Did you mean == ?"
                else:
                    add_msg = traceback.format_exc()
                raise InstallationError(
                    "Invalid requirement: '%s'\n%s" % (req, add_msg))
        return cls(
            req, comes_from, link=link, markers=markers,
            isolated=isolated,
            options=options if options else {},
            wheel_cache=wheel_cache,
            constraint=constraint,
            extras=extras,
        )
Exemple #8
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def install_req_from_line(
        name,  # type: str
        comes_from=None,  # type: Optional[Union[str, InstallRequirement]]
        use_pep517=None,  # type: Optional[bool]
        isolated=False,  # type: bool
        options=None,  # type: Optional[Dict[str, Any]]
        wheel_cache=None,  # type: Optional[WheelCache]
        constraint=False,  # type: bool
        line_source=None,  # type: Optional[str]
):
    # type: (...) -> InstallRequirement
    """Creates an InstallRequirement from a name, which might be a
    requirement, directory containing 'setup.py', filename, or URL.

    :param line_source: An optional string describing where the line is from,
        for logging purposes in case of an error.
    """
    if is_url(name):
        marker_sep = '; '
    else:
        marker_sep = ';'
    if marker_sep in name:
        name, markers_as_string = name.split(marker_sep, 1)
        markers_as_string = markers_as_string.strip()
        if not markers_as_string:
            markers = None
        else:
            markers = Marker(markers_as_string)
    else:
        markers = None
    name = name.strip()
    req_as_string = None
    path = os.path.normpath(os.path.abspath(name))
    link = None
    extras_as_string = None

    if is_url(name):
        link = Link(name)
    else:
        p, extras_as_string = _strip_extras(path)
        looks_like_dir = os.path.isdir(p) and (os.path.sep in name or
                                               (os.path.altsep is not None
                                                and os.path.altsep in name)
                                               or name.startswith('.'))
        if looks_like_dir:
            if not is_installable_dir(p):
                raise InstallationError(
                    "Directory %r is not installable. Neither 'setup.py' "
                    "nor 'pyproject.toml' found." % name)
            link = Link(path_to_url(p))
        elif is_archive_file(p):
            if not os.path.isfile(p):
                logger.warning(
                    'Requirement %r looks like a filename, but the '
                    'file does not exist', name)
            link = Link(path_to_url(p))

    # it's a local file, dir, or url
    if link:
        # Handle relative file URLs
        if link.scheme == 'file' and re.search(r'\.\./', link.url):
            link = Link(
                path_to_url(os.path.normpath(os.path.abspath(link.path))))
        # wheel file
        if link.is_wheel:
            wheel = Wheel(link.filename)  # can raise InvalidWheelFilename
            req_as_string = "%s==%s" % (wheel.name, wheel.version)
        else:
            # set the req to the egg fragment.  when it's not there, this
            # will become an 'unnamed' requirement
            req_as_string = link.egg_fragment

    # a requirement specifier
    else:
        req_as_string = name

    if extras_as_string:
        extras = Requirement("placeholder" + extras_as_string.lower()).extras
    else:
        extras = ()
    if req_as_string is not None:
        try:
            req = Requirement(req_as_string)
        except InvalidRequirement:
            if os.path.sep in req_as_string:
                add_msg = "It looks like a path."
                add_msg += deduce_helpful_msg(req_as_string)
            elif ('=' in req_as_string
                  and not any(op in req_as_string for op in operators)):
                add_msg = "= is not a valid operator. Did you mean == ?"
            else:
                add_msg = ''
            if line_source is None:
                source = ''
            else:
                source = ' (from {})'.format(line_source)
            msg = ('Invalid requirement: {!r}{}'.format(req_as_string, source))
            if add_msg:
                msg += '\nHint: {}'.format(add_msg)
            raise InstallationError(msg)
    else:
        req = None

    return InstallRequirement(
        req,
        comes_from,
        link=link,
        markers=markers,
        use_pep517=use_pep517,
        isolated=isolated,
        options=options if options else {},
        wheel_cache=wheel_cache,
        constraint=constraint,
        extras=extras,
    )
Exemple #9
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def install_req_from_line(
    name,  # type: str
    comes_from=None,  # type: Optional[Union[str, InstallRequirement]]
    use_pep517=None,  # type: Optional[bool]
    isolated=False,  # type: bool
    options=None,  # type: Optional[Dict[str, Any]]
    wheel_cache=None,  # type: Optional[WheelCache]
    constraint=False  # type: bool
):
    # type: (...) -> InstallRequirement
    """Creates an InstallRequirement from a name, which might be a
    requirement, directory containing 'setup.py', filename, or URL.
    """
    if is_url(name):
        marker_sep = '; '
    else:
        marker_sep = ';'
    if marker_sep in name:
        name, markers_as_string = name.split(marker_sep, 1)
        markers_as_string = markers_as_string.strip()
        if not markers_as_string:
            markers = None
        else:
            markers = Marker(markers_as_string)
    else:
        markers = None
    name = name.strip()
    req_as_string = None
    path = os.path.normpath(os.path.abspath(name))
    link = None
    extras_as_string = None

    if is_url(name):
        link = Link(name)
    else:
        p, extras_as_string = _strip_extras(path)
        looks_like_dir = os.path.isdir(p) and (
            os.path.sep in name or
            (os.path.altsep is not None and os.path.altsep in name) or
            name.startswith('.')
        )
        if looks_like_dir:
            if not is_installable_dir(p):
                raise InstallationError(
                    "Directory %r is not installable. Neither 'setup.py' "
                    "nor 'pyproject.toml' found." % name
                )
            link = Link(path_to_url(p))
        elif is_archive_file(p):
            if not os.path.isfile(p):
                logger.warning(
                    'Requirement %r looks like a filename, but the '
                    'file does not exist',
                    name
                )
            link = Link(path_to_url(p))

    # it's a local file, dir, or url
    if link:
        # Handle relative file URLs
        if link.scheme == 'file' and re.search(r'\.\./', link.url):
            link = Link(
                path_to_url(os.path.normpath(os.path.abspath(link.path))))
        # wheel file
        if link.is_wheel:
            wheel = Wheel(link.filename)  # can raise InvalidWheelFilename
            req_as_string = "%s==%s" % (wheel.name, wheel.version)
        else:
            # set the req to the egg fragment.  when it's not there, this
            # will become an 'unnamed' requirement
            req_as_string = link.egg_fragment

    # a requirement specifier
    else:
        req_as_string = name

    if extras_as_string:
        extras = Requirement("placeholder" + extras_as_string.lower()).extras
    else:
        extras = ()
    if req_as_string is not None:
        try:
            req = Requirement(req_as_string)
        except InvalidRequirement:
            if os.path.sep in req_as_string:
                add_msg = "It looks like a path."
                add_msg += deduce_helpful_msg(req_as_string)
            elif ('=' in req_as_string and
                  not any(op in req_as_string for op in operators)):
                add_msg = "= is not a valid operator. Did you mean == ?"
            else:
                add_msg = ""
            raise InstallationError(
                "Invalid requirement: '%s'\n%s" % (req_as_string, add_msg)
            )
    else:
        req = None

    return InstallRequirement(
        req, comes_from, link=link, markers=markers,
        use_pep517=use_pep517, isolated=isolated,
        options=options if options else {},
        wheel_cache=wheel_cache,
        constraint=constraint,
        extras=extras,
    )
Exemple #10
0
    if is_url(name):
        link = Link(name)
    else:
        p, extras_as_string = _strip_extras(path)
<<<<<<< HEAD
        url = _get_url_from_path(p, name)
        if url is not None:
            link = Link(url)
=======
        looks_like_dir = os.path.isdir(p) and (
            os.path.sep in name or
            (os.path.altsep is not None and os.path.altsep in name) or
            name.startswith('.')
        )
        if looks_like_dir:
            if not is_installable_dir(p):
                raise InstallationError(
                    "Directory %r is not installable. Neither 'setup.py' "
                    "nor 'pyproject.toml' found." % name
                )
            link = Link(path_to_url(p))
        elif is_archive_file(p):
            if not os.path.isfile(p):
                logger.warning(
                    'Requirement %r looks like a filename, but the '
                    'file does not exist',
                    name
                )
            link = Link(path_to_url(p))
>>>>>>> 71358189c5e72ee2ac9883b408a2f540a7f5745e
    def from_line(
            cls, name, comes_from=None, isolated=False, options=None,
            wheel_cache=None, constraint=False):
        """Creates an InstallRequirement from a name, which might be a
        requirement, directory containing 'setup.py', filename, or URL.
        """
        from pip._internal.index import Link

        if is_url(name):
            marker_sep = '; '
        else:
            marker_sep = ';'
        if marker_sep in name:
            name, markers = name.split(marker_sep, 1)
            markers = markers.strip()
            if not markers:
                markers = None
            else:
                markers = Marker(markers)
        else:
            markers = None
        name = name.strip()
        req = None
        path = os.path.normpath(os.path.abspath(name))
        link = None
        extras = None

        if is_url(name):
            link = Link(name)
        else:
            p, extras = _strip_extras(path)
            looks_like_dir = os.path.isdir(p) and (
                os.path.sep in name or
                (os.path.altsep is not None and os.path.altsep in name) or
                name.startswith('.')
            )
            if looks_like_dir:
                if not is_installable_dir(p):
                    raise InstallationError(
                        "Directory %r is not installable. File 'setup.py' "
                        "not found." % name
                    )
                link = Link(path_to_url(p))
            elif is_archive_file(p):
                if not os.path.isfile(p):
                    logger.warning(
                        'Requirement %r looks like a filename, but the '
                        'file does not exist',
                        name
                    )
                link = Link(path_to_url(p))

        # it's a local file, dir, or url
        if link:
            # Handle relative file URLs
            if link.scheme == 'file' and re.search(r'\.\./', link.url):
                link = Link(
                    path_to_url(os.path.normpath(os.path.abspath(link.path))))
            # wheel file
            if link.is_wheel:
                wheel = Wheel(link.filename)  # can raise InvalidWheelFilename
                req = "%s==%s" % (wheel.name, wheel.version)
            else:
                # set the req to the egg fragment.  when it's not there, this
                # will become an 'unnamed' requirement
                req = link.egg_fragment

        # a requirement specifier
        else:
            req = name

        if extras:
            extras = Requirement("placeholder" + extras.lower()).extras
        else:
            extras = ()
        if req is not None:
            try:
                req = Requirement(req)
            except InvalidRequirement:
                if os.path.sep in req:
                    add_msg = "It looks like a path."
                    add_msg += deduce_helpful_msg(req)
                elif '=' in req and not any(op in req for op in operators):
                    add_msg = "= is not a valid operator. Did you mean == ?"
                else:
                    add_msg = traceback.format_exc()
                raise InstallationError(
                    "Invalid requirement: '%s'\n%s" % (req, add_msg))
        return cls(
            req, comes_from, link=link, markers=markers,
            isolated=isolated,
            options=options if options else {},
            wheel_cache=wheel_cache,
            constraint=constraint,
            extras=extras,
        )
Exemple #12
0
def _get_url_from_path(path, name):
<<<<<<< HEAD
    # type: (str, str) -> Optional[str]
=======
    # type: (str, str) -> str
>>>>>>> b66a76afa15ab74019740676a52a071b85ed8f71
    """
    First, it checks whether a provided path is an installable directory
    (e.g. it has a setup.py). If it is, returns the path.

    If false, check if the path is an archive file (such as a .whl).
    The function checks if the path is a file. If false, if the path has
    an @, it will treat it as a PEP 440 URL requirement and return the path.
    """
    if _looks_like_path(name) and os.path.isdir(path):
        if is_installable_dir(path):
            return path_to_url(path)
        raise InstallationError(
            "Directory {name!r} is not installable. Neither 'setup.py' "
            "nor 'pyproject.toml' found.".format(**locals())
        )
    if not is_archive_file(path):
        return None
    if os.path.isfile(path):
        return path_to_url(path)
    urlreq_parts = name.split('@', 1)
    if len(urlreq_parts) >= 2 and not _looks_like_path(urlreq_parts[0]):
        # If the path contains '@' and the part before it does not look
        # like a path, try to treat it as a PEP 440 URL req instead.
        return None
    logger.warning(