1 files changed, 45 insertions, 0 deletions
diff --git a/portage_with_autodep/pym/portage/util/_ShelveUnicodeWrapper.py b/portage_with_autodep/pym/portage/util/_ShelveUnicodeWrapper.py
new file mode 100644
index 0000000..adbd519
--- /dev/null
+++ b/portage_with_autodep/pym/portage/util/_ShelveUnicodeWrapper.py
@@ -0,0 +1,45 @@
+# Copyright 2013 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+class ShelveUnicodeWrapper(object):
+	"""
+	Convert unicode to str and back again, since python-2.x shelve
+	module doesn't support unicode.
+	"""
+	def __init__(self, shelve_instance):
+		self._shelve = shelve_instance
+
+	def _encode(self, s):
+		if isinstance(s, unicode):
+			s = s.encode('utf_8')
+		return s
+
+	def __len__(self):
+		return len(self._shelve)
+
+	def __contains__(self, k):
+		return self._encode(k) in self._shelve
+
+	def __iter__(self):
+		return self._shelve.__iter__()
+
+	def items(self):
+		return self._shelve.iteritems()
+
+	def __setitem__(self, k, v):
+		self._shelve[self._encode(k)] = self._encode(v)
+
+	def __getitem__(self, k):
+		return self._shelve[self._encode(k)]
+
+	def __delitem__(self, k):
+		del self._shelve[self._encode(k)]
+
+	def get(self, k, *args):
+		return self._shelve.get(self._encode(k), *args)
+
+	def close(self):
+		self._shelve.close()
+
+	def clear(self):
+		self._shelve.clear()