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from bzrlib.builtins import cmd_branch, cmd_checkout
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from bzrlib.config import LocationConfig
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from bzrlib.errors import BzrCommandError
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from bzrlib.osutils import pathjoin, basename, abspath
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from bzrlib.osutils import pathjoin, basename, abspath, getcwd
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def cbranch(from_location, to_location, revision=None):
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def cbranch(from_location, to_location=None, revision=None, lightweight=False):
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from_location = from_location.rstrip('/')
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if to_location is None:
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to_location = pathjoin(getcwd(), basename(from_location))
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config = LocationConfig(abspath(to_location))
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b_root = config.get_user_option("cbranch_root")
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raise BzrCommandError("Can't find cbranch_root in branches.conf")
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b_loc = pathjoin(b_root, basename(to_location))
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cmd_branch().run(from_location, b_loc, revision=revision)
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cmd_checkout().run(b_loc, to_location, lightweight=True)
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cmd_checkout().run(b_loc, to_location, lightweight=lightweight)