The decorated function dictionary is a copy of the original function dictionary

3 files changed, 7 insertions, 8 deletions

diff --git a/documentation.py b/documentation.py
index 1548b5c..0aab054 100644
--- a/documentation.py
+++ b/documentation.py
@@ -780,9 +780,8 @@ you will get a ``NameError``:
 
 Finally, the implementation is such that the decorated function
 attribute ``.func_globals`` is a *copy* of the original function
-attribute. On the other hand the function attribute dictionary
-of the decorated function is just a reference to the
-original function dictionary, i.e. ``vars(decorated_f) is vars(f)``:
+attribute, just as thee attribute dictionary
+of the decorated function.
 
 .. code-block:: python
 
@@ -795,8 +794,8 @@ original function dictionary, i.e. ``vars(decorated_f) is vars(f)``:
  >>> traced_f.attr1
  'something'
  >>> traced_f.attr2 = "something different"  # setting attr
- >>> f.attr2  # the original attribute did change
- 'something different'
+ >>> f.attr2  # the original attribute did not change
+ 'something else'
 
 Compatibility notes
 ---------------------------------------------------------------
diff --git a/documentation3.py b/documentation3.py
index 5be0cca..92adac8 100644
--- a/documentation3.py
+++ b/documentation3.py
@@ -788,8 +788,8 @@ the original function dictionary:
  >>> traced_f.attr1
  'something'
  >>> traced_f.attr2 = "something different" # setting attr
- >>> f.attr2 # the original attribute did change, works in Python 3.4
- 'something different'
+ >>> f.attr2 # the original attribute did not change
+ 'something else'
 
 Compatibility notes
 ---------------------------------------------------------------
diff --git a/src/decorator.py b/src/decorator.py
index 4ed7247..ece2488 100644
--- a/src/decorator.py
+++ b/src/decorator.py
@@ -111,7 +111,7 @@ class FunctionMaker(object):
                         allshortargs.append('**' + self.varkw)
                     self.signature = ', '.join(allargs)
                     self.shortsignature = ', '.join(allshortargs)
-                self.dict = func.__dict__
+                self.dict = func.__dict__.copy()
         # func=None happens when decorating a caller
         if name:
             self.name = name