from __future__ import absolute_import import logging import os from pip._vendor.six.moves.urllib import parse as urllib_parse from pip._internal.download import path_to_url from pip._internal.utils.misc import display_path, rmtree from pip._internal.utils.temp_dir import TempDirectory from pip._internal.vcs import VersionControl, vcs logger = logging.getLogger(__name__) class Bazaar(VersionControl): name = 'bzr' dirname = '.bzr' repo_name = 'branch' schemes = ( 'bzr', 'bzr+http', 'bzr+https', 'bzr+ssh', 'bzr+sftp', 'bzr+ftp', 'bzr+lp', ) def __init__(self, url=None, *args, **kwargs): super(Bazaar, self).__init__(url, *args, **kwargs) # This is only needed for python <2.7.5 # Register lp but do not expose as a scheme to support bzr+lp. if getattr(urllib_parse, 'uses_fragment', None): urllib_parse.uses_fragment.extend(['lp']) def get_base_rev_args(self, rev): return ['-r', rev] def export(self, location): """ Export the Bazaar repository at the url to the destination location """ # Remove the location to make sure Bazaar can export it correctly if os.path.exists(location): rmtree(location) with TempDirectory(kind="export") as temp_dir: self.unpack(temp_dir.path) self.run_command( ['export', location], cwd=temp_dir.path, show_stdout=False, ) def switch(self, dest, url, rev_options): self.run_command(['switch', url], cwd=dest) def update(self, dest, rev_options): cmd_args = ['pull', '-q'] + rev_options.to_args() self.run_command(cmd_args, cwd=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( '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 get_url_rev(self): # hotfix the URL scheme after removing bzr+ from bzr+ssh:// readd it url, rev = super(Bazaar, self).get_url_rev() if url.startswith('ssh://'): url = 'bzr+' + url return url, rev def get_url(self, location): urls = self.run_command(['info'], show_stdout=False, cwd=location) for line in urls.splitlines(): line = line.strip() for x in ('checkout of branch: ', 'parent branch: '): if line.startswith(x): repo = line.split(x)[1] if self._is_local_repository(repo): return path_to_url(repo) return repo return None def get_revision(self, location): revision = self.run_command( ['revno'], show_stdout=False, cwd=location, ) return revision.splitlines()[-1] def get_src_requirement(self, dist, location): repo = self.get_url(location) if not repo: return None if not repo.lower().startswith('bzr:'): repo = 'bzr+' + repo egg_project_name = dist.egg_name().split('-', 1)[0] current_rev = self.get_revision(location) return '%s@%s#egg=%s' % (repo, current_rev, egg_project_name) def is_commit_id_equal(self, dest, name): """Always assume the versions don't match""" return False vcs.register(Bazaar)