py3compat._modify_str_or_docstring should check against basestring

mattvonrocketstein · Apr 14, 2012 · c75cc9e · c75cc9e
1 parent e3e95c9
commit c75cc9e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/IPython/utils/py3compat.py b/IPython/utils/py3compat.py
@@ -32,7 +32,7 @@ def cast_bytes(s, encoding=None):
 def _modify_str_or_docstring(str_change_func):
     @functools.wraps(str_change_func)
     def wrapper(func_or_str):
-        if isinstance(func_or_str, str):
+        if isinstance(func_or_str, basestring):
             func = None
             doc = func_or_str
         else: