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-rw-r--r--lib/git/objects/tree.py102
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diff --git a/lib/git/objects/tree.py b/lib/git/objects/tree.py
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+# tree.py
+# Copyright (C) 2008, 2009 Michael Trier (mtrier@gmail.com) and contributors
+#
+# This module is part of GitPython and is released under
+# the BSD License: http://www.opensource.org/licenses/bsd-license.php
+
+import os
+import blob
+import base
+
+class Tree(base.IndexObject):
+
+ type = "tree"
+ __slots__ = "_contents"
+
+ def __init__(self, repo, id, mode=None, path=None):
+ super(Tree, self).__init__(repo, id, mode, path)
+
+ def _set_cache_(self, attr):
+ if attr == "_contents":
+ # Read the tree contents.
+ self._contents = {}
+ for line in self.repo.git.ls_tree(self.id).splitlines():
+ obj = self.content_from_string(self.repo, line)
+ if obj is not None:
+ self._contents[obj.path] = obj
+ else:
+ super(Tree, self)._set_cache_(attr)
+
+ @staticmethod
+ def content_from_string(repo, text):
+ """
+ Parse a content item and create the appropriate object
+
+ ``repo``
+ is the Repo
+
+ ``text``
+ is the single line containing the items data in `git ls-tree` format
+
+ Returns
+ ``git.Blob`` or ``git.Tree``
+ """
+ try:
+ mode, typ, id, path = text.expandtabs(1).split(" ", 3)
+ except:
+ return None
+
+ if typ == "tree":
+ return Tree(repo, id, mode, path)
+ elif typ == "blob":
+ return blob.Blob(repo, id, mode, path)
+ elif typ == "commit":
+ return None
+ else:
+ raise(TypeError, "Invalid type: %s" % typ)
+
+ def __div__(self, file):
+ """
+ Find the named object in this tree's contents
+
+ Examples::
+
+ >>> Repo('/path/to/python-git').tree/'lib'
+ <git.Tree "6cc23ee138be09ff8c28b07162720018b244e95e">
+ >>> Repo('/path/to/python-git').tree/'README.txt'
+ <git.Blob "8b1e02c0fb554eed2ce2ef737a68bb369d7527df">
+
+ Returns
+ ``git.Blob`` or ``git.Tree`` or ``None`` if not found
+ """
+ return self.get(file)
+
+
+ def __repr__(self):
+ return '<git.Tree "%s">' % self.id
+
+ # Implement the basics of the dict protocol:
+ # directories/trees can be seen as object dicts.
+ def __getitem__(self, key):
+ return self._contents[key]
+
+ def __iter__(self):
+ return iter(self._contents)
+
+ def __len__(self):
+ return len(self._contents)
+
+ def __contains__(self, key):
+ return key in self._contents
+
+ def get(self, key):
+ return self._contents.get(key)
+
+ def items(self):
+ return self._contents.items()
+
+ def keys(self):
+ return self._contents.keys()
+
+ def values(self):
+ return self._contents.values()