def get_info(self, location): """Returns (url, revision), where both are strings""" assert not location.rstrip('/').endswith(self.dirname), \ 'Bad directory: %s' % location output = self.run_command( ['info', location], show_stdout=False, extra_environ={'LANG': 'C'}, ) match = _svn_url_re.search(output) if not match: logger.warning( 'Cannot determine URL of svn checkout %s', display_path(location), ) logger.debug('Output that cannot be parsed: \n%s', output) return None, None url = match.group(1).strip() match = _svn_revision_re.search(output) if not match: logger.warning( 'Cannot determine revision of svn checkout %s', display_path(location), ) logger.debug('Output that cannot be parsed: \n%s', output) return url, None return url, match.group(1)
def get_info(self, location): """Returns (url, revision), where both are strings""" assert not location.rstrip('/').endswith(self.dirname), \ 'Bad directory: %s' % location output = self.run_command( ['info', location], show_stdout=False, extra_environ={'LANG': 'C'}, ) match = _svn_url_re.search(output) if not match: logger.warning( 'Cannot determine URL of svn checkout %s', display_path(location), ) logger.debug('Output that cannot be parsed: \n%s', output) return None, None url = match.group(1).strip() match = _svn_revision_re.search(output) if not match: logger.warning( 'Cannot determine revision of svn checkout %s', display_path(location), ) logger.debug('Output that cannot be parsed: \n%s', output) return url, None return url, match.group(1)
def _correct_build_location(self): """Move self._temp_build_dir to self._ideal_build_dir/self.req.name For some requirements (e.g. a path to a directory), the name of the package is not available until we run egg_info, so the build_location will return a temporary directory and store the _ideal_build_dir. This is only called by self.egg_info_path to fix the temporary build directory. """ if self.source_dir is not None: return assert self.req is not None assert self._temp_build_dir.path assert self._ideal_build_dir.path old_location = self._temp_build_dir.path self._temp_build_dir.path = None new_location = self.build_location(self._ideal_build_dir) if os.path.exists(new_location): raise InstallationError( 'A package already exists in %s; please remove it to continue' % display_path(new_location)) logger.debug( 'Moving package %s from %s to new location %s', self, display_path(old_location), display_path(new_location), ) shutil.move(old_location, new_location) self._temp_build_dir.path = new_location self._ideal_build_dir = None self.source_dir = os.path.normpath(os.path.abspath(new_location)) self._egg_info_path = None
def _copy_file(filename, location, link): copy = True download_location = os.path.join(location, link.filename) if os.path.exists(download_location): response = ask_path_exists( 'The file %s exists. (i)gnore, (w)ipe, (b)ackup, (a)abort' % display_path(download_location), ('i', 'w', 'b', 'a')) if response == 'i': copy = False elif response == 'w': logger.warning('Deleting %s', display_path(download_location)) os.remove(download_location) elif response == 'b': dest_file = backup_dir(download_location) logger.warning( 'Backing up %s to %s', display_path(download_location), display_path(dest_file), ) shutil.move(download_location, dest_file) elif response == 'a': sys.exit(-1) if copy: shutil.copy(filename, download_location) logger.info('Saved %s', display_path(download_location))
def _copy_file(filename, location, link): copy = True download_location = os.path.join(location, link.filename) if os.path.exists(download_location): response = ask_path_exists( 'The file %s exists. (i)gnore, (w)ipe, (b)ackup, (a)abort' % display_path(download_location), ('i', 'w', 'b', 'a')) if response == 'i': copy = False elif response == 'w': logger.warning('Deleting %s', display_path(download_location)) os.remove(download_location) elif response == 'b': dest_file = backup_dir(download_location) logger.warning( 'Backing up %s to %s', display_path(download_location), display_path(dest_file), ) shutil.move(download_location, dest_file) elif response == 'a': sys.exit(-1) if copy: shutil.copy(filename, download_location) logger.info('Saved %s', display_path(download_location))
def move_to_correct_build_directory(self): # type: () -> None """Move self._temp_build_dir to "self._ideal_build_dir/self.req.name" For some requirements (e.g. a path to a directory), the name of the package is not available until we run egg_info, so the build_location will return a temporary directory and store the _ideal_build_dir. This is only called to "fix" the build directory after generating metadata. """ if self.source_dir is not None: return assert self.req is not None assert self._temp_build_dir assert ( self._ideal_build_dir is not None and self._ideal_build_dir.path # type: ignore ) old_location = self._temp_build_dir self._temp_build_dir = None # checked inside ensure_build_location # Figure out the correct place to put the files. new_location = self.ensure_build_location(self._ideal_build_dir) if os.path.exists(new_location): raise InstallationError( 'A package already exists in %s; please remove it to continue' % display_path(new_location) ) # Move the files to the correct location. logger.debug( 'Moving package %s from %s to new location %s', self, display_path(old_location.path), display_path(new_location), ) shutil.move(old_location.path, new_location) # Update directory-tracking variables, to be in line with new_location self.source_dir = os.path.normpath(os.path.abspath(new_location)) self._temp_build_dir = TempDirectory( path=new_location, kind="req-install", ) # Correct the metadata directory, if it exists if self.metadata_directory: old_meta = self.metadata_directory rel = os.path.relpath(old_meta, start=old_location.path) new_meta = os.path.join(new_location, rel) new_meta = os.path.normpath(os.path.abspath(new_meta)) self.metadata_directory = new_meta # Done with any "move built files" work, since have moved files to the # "ideal" build location. Setting to None allows to clearly flag that # no more moves are needed. self._ideal_build_dir = None
def archive(self, build_dir): # type: (str) -> None assert self.source_dir create_archive = True archive_name = '%s-%s.zip' % (self.name, self.metadata["version"]) archive_path = os.path.join(build_dir, archive_name) if os.path.exists(archive_path): response = ask_path_exists( 'The file %s exists. (i)gnore, (w)ipe, (b)ackup, (a)bort ' % display_path(archive_path), ('i', 'w', 'b', 'a')) if response == 'i': create_archive = False elif response == 'w': logger.warning('Deleting %s', display_path(archive_path)) os.remove(archive_path) elif response == 'b': dest_file = backup_dir(archive_path) logger.warning( 'Backing up %s to %s', display_path(archive_path), display_path(dest_file), ) shutil.move(archive_path, dest_file) elif response == 'a': sys.exit(-1) if create_archive: zip = zipfile.ZipFile( archive_path, 'w', zipfile.ZIP_DEFLATED, allowZip64=True ) dir = os.path.normcase(os.path.abspath(self.setup_py_dir)) for dirpath, dirnames, filenames in os.walk(dir): if 'pip-egg-info' in dirnames: dirnames.remove('pip-egg-info') for dirname in dirnames: dir_arcname = self._get_archive_name(dirname, parentdir=dirpath, rootdir=dir) zipdir = zipfile.ZipInfo(dir_arcname + '/') zipdir.external_attr = 0x1ED << 16 # 0o755 zip.writestr(zipdir, '') for filename in filenames: if filename == PIP_DELETE_MARKER_FILENAME: continue file_arcname = self._get_archive_name(filename, parentdir=dirpath, rootdir=dir) filename = os.path.join(dirpath, filename) zip.write(filename, file_arcname) zip.close() logger.info('Saved %s', display_path(archive_path))
def fetch_new(self, dest, url, rev_options): rev_display = rev_options.to_display() logger.info( 'Cloning %s%s to %s', url, rev_display, display_path(dest), ) self.run_command(['clone', '-q', url, dest]) if rev_options.rev: # Then a specific revision was requested. rev_options = self.resolve_revision(dest, url, rev_options) branch_name = getattr(rev_options, 'branch_name', None) if branch_name is None: # Only do a checkout if the current commit id doesn't match # the requested revision. if not self.is_commit_id_equal(dest, rev_options.rev): cmd_args = ['checkout', '-q'] + rev_options.to_args() self.run_command(cmd_args, cwd=dest) elif self.get_branch(dest) != branch_name: # Then a specific branch was requested, and that branch # is not yet checked out. track_branch = 'origin/{}'.format(branch_name) cmd_args = [ 'checkout', '-b', branch_name, '--track', track_branch, ] self.run_command(cmd_args, cwd=dest) #: repo may contain submodules self.update_submodules(dest)
def obtain(self, dest): url, rev = self.get_url_rev() rev_options = self.make_rev_options(rev) if self.check_destination(dest, url, rev_options): rev_display = rev_options.to_display() logger.info( 'Cloning %s%s to %s', url, rev_display, display_path(dest), ) self.run_command(['clone', '-q', url, dest]) if rev: rev_options = self.check_rev_options(dest, rev_options) # Only do a checkout if the current commit id doesn't match # the requested revision. if not self.is_commit_id_equal(dest, rev_options.rev): rev = rev_options.rev # Only fetch the revision if it's a ref if rev.startswith('refs/'): self.run_command( ['fetch', '-q', url] + rev_options.to_args(), cwd=dest, ) # Change the revision to the SHA of the ref we fetched rev = 'FETCH_HEAD' self.run_command(['checkout', '-q', rev], cwd=dest) #: repo may contain submodules self.update_submodules(dest)
def save_linked_requirement(self, req: InstallRequirement) -> None: assert self.download_dir is not None assert req.link is not None link = req.link if link.is_vcs or (link.is_existing_dir() and req.editable): # Make a .zip of the source_dir we already created. req.archive(self.download_dir) return if link.is_existing_dir(): logger.debug( "Not copying link to destination directory " "since it is a directory: %s", link, ) return if req.local_file_path is None: # No distribution was downloaded for this requirement. return download_location = os.path.join(self.download_dir, link.filename) if not os.path.exists(download_location): shutil.copy(req.local_file_path, download_location) download_path = display_path(download_location) logger.info("Saved %s", download_path)
def get_metadata(dist): # type: (Distribution) -> Message """ :raises NoneMetadataError: if the distribution reports `has_metadata()` True but `get_metadata()` returns None. """ metadata_name = 'METADATA' if (isinstance(dist, pkg_resources.DistInfoDistribution) and dist.has_metadata(metadata_name)): metadata = dist.get_metadata(metadata_name) elif dist.has_metadata('PKG-INFO'): metadata_name = 'PKG-INFO' metadata = dist.get_metadata(metadata_name) else: logger.warning("No metadata found in %s", display_path(dist.location)) metadata = '' if metadata is None: raise NoneMetadataError(dist, metadata_name) feed_parser = FeedParser() # The following line errors out if with a "NoneType" TypeError if # passed metadata=None. feed_parser.feed(metadata) return feed_parser.close()
def fetch_new(self, dest, url, rev_options): rev_display = rev_options.to_display() logger.info( 'Cloning %s%s to %s', url, rev_display, display_path(dest), ) self.run_command(['clone', '-q', url, dest]) if rev_options.rev: # Then a specific revision was requested. rev_options = self.check_rev_options(dest, rev_options) # Only do a checkout if the current commit id doesn't match # the requested revision. if not self.is_commit_id_equal(dest, rev_options.rev): rev = rev_options.rev # Only fetch the revision if it's a ref if rev.startswith('refs/'): self.run_command( ['fetch', '-q', url] + rev_options.to_args(), cwd=dest, ) # Change the revision to the SHA of the ref we fetched rev = 'FETCH_HEAD' self.run_command(['checkout', '-q', rev], cwd=dest) #: repo may contain submodules self.update_submodules(dest)
def pkg_info(self): p = FeedParser() data = self.egg_info_data('PKG-INFO') if not data: logger.warning( 'No PKG-INFO file found in %s', display_path(self.egg_info_path('PKG-INFO')), ) p.feed(data or '') return p.close()
def fetch_new(self, dest, url, rev_options): rev_display = rev_options.to_display() logger.info( 'Checking out %s%s to %s', url, rev_display, display_path(dest), ) cmd_args = ['branch', '-q'] + rev_options.to_args() + [url, dest] self.run_command(cmd_args)
def fetch_new(self, dest, url, rev_options): rev_display = rev_options.to_display() logger.info( 'Cloning hg %s%s to %s', url, rev_display, display_path(dest), ) self.run_command(['clone', '--noupdate', '-q', url, dest]) cmd_args = ['update', '-q'] + rev_options.to_args() self.run_command(cmd_args, cwd=dest)
def _download_should_save(self): # TODO: Modify to reduce indentation needed if self.download_dir: self.download_dir = expanduser(self.download_dir) if os.path.exists(self.download_dir): return True else: logger.critical('Could not find download directory') raise InstallationError( "Could not find or access download directory '%s'" % display_path(self.download_dir)) return False
def _download_should_save(self): # TODO: Modify to reduce indentation needed if self.download_dir: self.download_dir = expanduser(self.download_dir) if os.path.exists(self.download_dir): return True else: logger.critical('Could not find download directory') raise InstallationError( "Could not find or access download directory '%s'" % display_path(self.download_dir)) return False
def fetch_new(self, dest, url, rev_options): # type: (str, HiddenText, RevOptions) -> None rev_display = rev_options.to_display() logger.info( 'Checking out %s%s to %s', url, rev_display, display_path(dest), ) cmd_args = (make_command('branch', '-q', rev_options.to_args(), url, dest)) self.run_command(cmd_args)
def _download_should_save(self): # type: () -> bool if not self.download_dir: return False if os.path.exists(self.download_dir): return True logger.critical('Could not find download directory') raise InstallationError( "Could not find or access download directory '%s'" % display_path(self.download_dir))
def get_metadata(dist): if (isinstance(dist, pkg_resources.DistInfoDistribution) and dist.has_metadata('METADATA')): metadata = dist.get_metadata('METADATA') elif dist.has_metadata('PKG-INFO'): metadata = dist.get_metadata('PKG-INFO') else: logger.warning("No metadata found in %s", display_path(dist.location)) metadata = '' feed_parser = FeedParser() feed_parser.feed(metadata) return feed_parser.close()
def obtain(self, dest): url, rev = self.get_url_rev() rev_options = self.make_rev_options(rev) if self.check_destination(dest, url, rev_options): rev_display = rev_options.to_display() logger.info( 'Checking out %s%s to %s', url, rev_display, display_path(dest), ) cmd_args = ['branch', '-q'] + rev_options.to_args() + [url, dest] self.run_command(cmd_args)
def obtain(self, dest): url, rev = self.get_url_rev() rev_options = self.make_rev_options(rev) if self.check_destination(dest, url, rev_options): rev_display = rev_options.to_display() logger.info( 'Checking out %s%s to %s', url, rev_display, display_path(dest), ) cmd_args = ['branch', '-q'] + rev_options.to_args() + [url, dest] self.run_command(cmd_args)
def obtain(self, dest): url, rev = self.get_url_rev() rev_options = self.make_rev_options(rev) if self.check_destination(dest, url, rev_options): rev_display = rev_options.to_display() logger.info( 'Cloning hg %s%s to %s', url, rev_display, display_path(dest), ) self.run_command(['clone', '--noupdate', '-q', url, dest]) cmd_args = ['update', '-q'] + rev_options.to_args() self.run_command(cmd_args, cwd=dest)
def obtain(self, dest): url, rev = self.get_url_rev() rev_options = get_rev_options(self, url, rev) url = self.remove_auth_from_url(url) if self.check_destination(dest, url, rev_options): rev_display = rev_options.to_display() logger.info( 'Checking out %s%s to %s', url, rev_display, display_path(dest), ) cmd_args = ['checkout', '-q'] + rev_options.to_args() + [url, dest] self.run_command(cmd_args)
def fetch_new(self, dest, url, rev_options): # type: (str, HiddenText, RevOptions) -> None rev_display = rev_options.to_display() logger.info( 'Cloning hg %s%s to %s', url, rev_display, display_path(dest), ) self.run_command(make_command('clone', '--noupdate', '-q', url, dest)) self.run_command( make_command('update', '-q', rev_options.to_args()), cwd=dest, )
def obtain(self, dest): url, rev = self.get_url_rev() rev_options = get_rev_options(self, url, rev) url = self.remove_auth_from_url(url) if self.check_destination(dest, url, rev_options): rev_display = rev_options.to_display() logger.info( 'Checking out %s%s to %s', url, rev_display, display_path(dest), ) cmd_args = ['checkout', '-q'] + rev_options.to_args() + [url, dest] self.run_command(cmd_args)
def assert_source_matches_version(self): assert self.source_dir version = self.pkg_info()['version'] if self.req.specifier and version not in self.req.specifier: logger.warning( 'Requested %s, but installing version %s', self, version, ) else: logger.debug( 'Source in %s has version %s, which satisfies requirement %s', display_path(self.source_dir), version, self, )
def assert_source_matches_version(self) -> None: assert self.source_dir version = self.metadata["version"] if self.req.specifier and version not in self.req.specifier: logger.warning( "Requested %s, but installing version %s", self, version, ) else: logger.debug( "Source in %s has version %s, which satisfies requirement %s", display_path(self.source_dir), version, self, )
def _log_preparing_link(self, req: InstallRequirement) -> None: """Provide context for the requirement being prepared.""" if req.link.is_file and not req.original_link_is_in_wheel_cache: message = "Processing %s" information = str(display_path(req.link.file_path)) else: message = "Collecting %s" information = str(req.req or req) if (message, information) != self._previous_requirement_header: self._previous_requirement_header = (message, information) logger.info(message, information) if req.original_link_is_in_wheel_cache: with indent_log(): logger.info("Using cached %s", req.link.filename)
def __str__(self): if self.req: s = str(self.req) if self.link: s += ' from %s' % self.link.url else: s = self.link.url if self.link else None if self.satisfied_by is not None: s += ' in %s' % display_path(self.satisfied_by.location) if self.comes_from: if isinstance(self.comes_from, six.string_types): comes_from = self.comes_from else: comes_from = self.comes_from.from_path() if comes_from: s += ' (from %s)' % comes_from return s
def fetch_new(self, dest: str, url: HiddenText, rev_options: RevOptions, verbosity: int) -> None: rev_display = rev_options.to_display() logger.info( "Checking out %s%s to %s", url, rev_display, display_path(dest), ) if verbosity <= 0: flag = "--quiet" elif verbosity == 1: flag = "" else: flag = f"-{'v'*verbosity}" cmd_args = make_command("branch", flag, rev_options.to_args(), url, dest) self.run_command(cmd_args)
def __str__(self) -> str: if self.req: s = str(self.req) if self.link: s += " from {}".format(redact_auth_from_url(self.link.url)) elif self.link: s = redact_auth_from_url(self.link.url) else: s = "<InstallRequirement>" if self.satisfied_by is not None: s += " in {}".format(display_path(self.satisfied_by.location)) if self.comes_from: if isinstance(self.comes_from, str): comes_from: Optional[str] = self.comes_from else: comes_from = self.comes_from.from_path() if comes_from: s += f" (from {comes_from})" return s
def __str__(self): if self.req: s = str(self.req) if self.link: s += ' from %s' % redact_password_from_url(self.link.url) elif self.link: s = redact_password_from_url(self.link.url) else: s = '<InstallRequirement>' if self.satisfied_by is not None: s += ' in %s' % display_path(self.satisfied_by.location) if self.comes_from: if isinstance(self.comes_from, six.string_types): comes_from = self.comes_from else: comes_from = self.comes_from.from_path() if comes_from: s += ' (from %s)' % comes_from return s
def metadata(self) -> email.message.Message: """ :raises NoneMetadataError: if the distribution reports `has_metadata()` True but `get_metadata()` returns None. """ if isinstance(self._dist, pkg_resources.DistInfoDistribution): metadata_name = "METADATA" else: metadata_name = "PKG-INFO" try: metadata = self.read_text(metadata_name) except FileNotFoundError: if self.location: displaying_path = display_path(self.location) else: displaying_path = repr(self.location) logger.warning("No metadata found in %s", displaying_path) metadata = "" feed_parser = email.parser.FeedParser() feed_parser.feed(metadata) return feed_parser.close()
def fetch_new(self, dest, url, rev_options): # type: (str, HiddenText, RevOptions) -> None rev_display = rev_options.to_display() logger.info('Cloning %s%s to %s', url, rev_display, display_path(dest)) self.run_command(make_command('clone', '-q', url, dest)) if rev_options.rev: # Then a specific revision was requested. rev_options = self.resolve_revision(dest, url, rev_options) branch_name = getattr(rev_options, 'branch_name', None) if branch_name is None: # Only do a checkout if the current commit id doesn't match # the requested revision. if not self.is_commit_id_equal(dest, rev_options.rev): cmd_args = make_command( 'checkout', '-q', rev_options.to_args(), ) self.run_command(cmd_args, cwd=dest) elif self.get_current_branch(dest) != branch_name: # Then a specific branch was requested, and that branch # is not yet checked out. track_branch = f'origin/{branch_name}' cmd_args = [ 'checkout', '-b', branch_name, '--track', track_branch, ] self.run_command(cmd_args, cwd=dest) else: sha = self.get_revision(dest) rev_options = rev_options.make_new(sha) logger.info("Resolved %s to commit %s", url, rev_options.rev) #: repo may contain submodules self.update_submodules(dest)
def fetch_new(self, dest: str, url: HiddenText, rev_options: RevOptions, verbosity: int) -> None: rev_display = rev_options.to_display() logger.info( "Cloning hg %s%s to %s", url, rev_display, display_path(dest), ) if verbosity <= 0: flags: Tuple[str, ...] = ("--quiet", ) elif verbosity == 1: flags = () elif verbosity == 2: flags = ("--verbose", ) else: flags = ("--verbose", "--debug") self.run_command(make_command("clone", "--noupdate", *flags, url, dest)) self.run_command( make_command("update", *flags, rev_options.to_args()), cwd=dest, )
def prepare_linked_requirement(self, req, session, finder, upgrade_allowed, require_hashes): """Prepare a requirement that would be obtained from req.link """ # TODO: Breakup into smaller functions if req.link and req.link.scheme == 'file': path = url_to_path(req.link.url) logger.info('Processing %s', display_path(path)) else: logger.info('Collecting %s', req) with indent_log(): # @@ if filesystem packages are not marked # editable in a req, a non deterministic error # occurs when the script attempts to unpack the # build directory req.ensure_has_source_dir(self.build_dir) # 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` # package unpacked in `req.source_dir` # if os.path.exists(os.path.join(req.source_dir, 'setup.py')): # raise PreviousBuildDirError( # "pip can't proceed with requirements '%s' due to a" # " pre-existing build directory (%s). 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." # % (req, req.source_dir) # ) req.populate_link(finder, upgrade_allowed, require_hashes) # We can't hit this spot and have populate_link return None. # req.satisfied_by is None here (because we're # guarded) and upgrade has no impact except when satisfied_by # is not None. # Then inside find_requirement existing_applicable -> False # If no new versions are found, DistributionNotFound is raised, # otherwise a result is guaranteed. assert req.link link = req.link # Now that we have the real link, we can tell what kind of # requirements we have and raise some more informative errors # than otherwise. (For example, we can raise VcsHashUnsupported # for a VCS URL rather than HashMissing.) if require_hashes: # We could check these first 2 conditions inside # unpack_url and save repetition of conditions, but then # we would report less-useful error messages for # unhashable requirements, complaining that there's no # hash provided. if is_vcs_url(link): raise VcsHashUnsupported() elif is_file_url(link) and is_dir_url(link): raise DirectoryUrlHashUnsupported() if not req.original_link and not req.is_pinned: # Unpinned packages are asking for trouble when a new # version is uploaded. This isn't a security check, but # it saves users a surprising hash mismatch in the # future. # # file:/// URLs aren't pinnable, so don't complain # about them not being pinned. raise HashUnpinned() hashes = req.hashes(trust_internet=not require_hashes) if require_hashes and not hashes: # Known-good hashes are missing for this requirement, so # shim it with a facade object that will provoke hash # computation and then raise a HashMissing exception # showing the user what the hash should be. hashes = MissingHashes() try: download_dir = self.download_dir # We always delete unpacked sdists after pip ran. autodelete_unpacked = True if req.link.is_wheel and self.wheel_download_dir: # when doing 'pip wheel` we download wheels to a # dedicated dir. download_dir = self.wheel_download_dir if req.link.is_wheel: if download_dir: # When downloading, we only unpack wheels to get # metadata. autodelete_unpacked = True else: # When installing a wheel, we use the unpacked # wheel. autodelete_unpacked = False unpack_url( req.link, req.source_dir, download_dir, autodelete_unpacked, session=session, hashes=hashes, progress_bar=self.progress_bar ) except requests.HTTPError as exc: logger.critical( 'Could not install requirement %s because of error %s', req, exc, ) raise InstallationError( 'Could not install requirement %s because of HTTP ' 'error %s for URL %s' % (req, exc, req.link) ) abstract_dist = make_abstract_dist(req) abstract_dist.prep_for_dist(finder, self.build_isolation) if self._download_should_save: # Make a .zip of the source_dir we already created. if req.link.scheme in vcs.all_schemes: req.archive(self.download_dir) return abstract_dist
def check_destination(self, dest, url, rev_options): """ Prepare a location to receive a checkout/clone. Return True if the location is ready for (and requires) a checkout/clone, False otherwise. Args: rev_options: a RevOptions object. """ checkout = True prompt = False rev_display = rev_options.to_display() if os.path.exists(dest): checkout = False if os.path.exists(os.path.join(dest, self.dirname)): existing_url = self.get_url(dest) if self.compare_urls(existing_url, url): logger.debug( '%s in %s exists, and has correct URL (%s)', self.repo_name.title(), display_path(dest), url, ) if not self.is_commit_id_equal(dest, rev_options.rev): logger.info( 'Updating %s %s%s', display_path(dest), self.repo_name, rev_display, ) self.update(dest, rev_options) else: logger.info( 'Skipping because already up-to-date.') else: logger.warning( '%s %s in %s exists with URL %s', self.name, self.repo_name, display_path(dest), existing_url, ) prompt = ('(s)witch, (i)gnore, (w)ipe, (b)ackup ', ('s', 'i', 'w', 'b')) else: logger.warning( 'Directory %s already exists, and is not a %s %s.', dest, self.name, self.repo_name, ) prompt = ('(i)gnore, (w)ipe, (b)ackup ', ('i', 'w', 'b')) if prompt: logger.warning( 'The plan is to install the %s repository %s', self.name, url, ) response = ask_path_exists('What to do? %s' % prompt[0], prompt[1]) if response == 's': logger.info( 'Switching %s %s to %s%s', self.repo_name, display_path(dest), url, rev_display, ) self.switch(dest, url, rev_options) elif response == 'i': # do nothing pass elif response == 'w': logger.warning('Deleting %s', display_path(dest)) rmtree(dest) checkout = True elif response == 'b': dest_dir = backup_dir(dest) logger.warning( 'Backing up %s to %s', display_path(dest), dest_dir, ) shutil.move(dest, dest_dir) checkout = True elif response == 'a': sys.exit(-1) return checkout