fix crash on funcs with no docstring

bobf · bobf · commit 5d8f28b53f60 · 2009-06-19T00:46:09.000+01:00
diff --git a/bpython/cli.py b/bpython/cli.py
@@ -638,6 +638,8 @@ def _complete(self, unused_tab=False):
                 return False
             if self.current_func is not None:
                 self.docstring = pydoc.getdoc(self.current_func)
+                if not self.docstring:
+                    self.docstring = None
 
         if not e and matches:
 # remove duplicates and restore order
