1 files changed, 41 insertions, 0 deletions
diff --git a/subversion/bindings/swig/include/proxy.py b/subversion/bindings/swig/include/proxy.py
new file mode 100644
index 0000000..ca4a64d
--- /dev/null
+++ b/subversion/bindings/swig/include/proxy.py
@@ -0,0 +1,41 @@
+  def set_parent_pool(self, parent_pool=None):
+    """Create a new proxy object for TYPE"""
+    import libsvn.core, weakref
+    self.__dict__["_parent_pool"] = \
+      parent_pool or libsvn.core.application_pool;
+    if self.__dict__["_parent_pool"]:
+      self.__dict__["_is_valid"] = weakref.ref(
+        self.__dict__["_parent_pool"]._is_valid)
+
+  def assert_valid(self):
+    """Assert that this object is using valid pool memory"""
+    if "_is_valid" in self.__dict__:
+      assert self.__dict__["_is_valid"](), "Variable has already been deleted"
+
+  def __getattr__(self, name):
+    """Get an attribute from this object"""
+    self.assert_valid()
+
+    value = _swig_getattr(self, self.__class__, name)
+
+    # If we got back a different object than we have, we need to copy all our
+    # metadata into it, so that it looks identical
+    members = self.__dict__.get("_members")
+    if members is not None:
+      _copy_metadata_deep(value, members.get(name))
+
+    # Verify that the new object is good
+    _assert_valid_deep(value)
+
+    return value
+
+  def __setattr__(self, name, value):
+    """Set an attribute on this object"""
+    self.assert_valid()
+
+    # Save a copy of the object, so that the garbage
+    # collector won't kill the object while it's in
+    # SWIG-land
+    self.__dict__.setdefault("_members",{})[name] = value
+
+    return _swig_setattr(self, self.__class__, name, value)