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class BzrPatchSource(PatchSource):
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def __init__(self, revision=None, file_list=None):
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from bzrlib.builtins import tree_files
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self.tree, self.file_list = tree_files(file_list)
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self.base = self.tree.basedir
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from bzrlib.branch import Branch
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self.revision = revision
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# Hacks to cope with v0.7 and v0.8 of bzr
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if self.revision is None:
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if hasattr(self.tree, 'basis_tree'):
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self.old_tree = self.tree.basis_tree()
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self.old_tree = self.tree.branch.basis_tree()
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self.file_list = file_list
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if file_list is not None and len(file_list) > 0:
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location = file_list[0]
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revision_id = self.revision.in_store(self.tree.branch).rev_id
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if hasattr(self.tree.branch, 'repository'):
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self.old_tree = self.tree.branch.repository.revision_tree(revision_id)
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self.old_tree = self.tree.branch.revision_tree(revision_id)
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self.branch = Branch.open_containing(location)[0]
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PatchSource.__init__(self)
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def can_live_update(self):
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def readlines(self):
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from bzrlib.diff import show_diff_trees
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from StringIO import StringIO
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from bzrlib.diff import show_diff
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show_diff_trees(self.old_tree, self.tree, f, self.file_list,
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old_label='', new_label='')
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if re.search('Binary files .* differ', f.getvalue()):
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raise errors.ChangedBinaryFiles()
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show_diff(self.branch, self.revision,
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specific_files=self.file_list, output=f)
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return f.readlines()