diff options
Diffstat (limited to 'django')
| -rw-r--r-- | django/contrib/syndication/feeds.py | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/django/contrib/syndication/feeds.py b/django/contrib/syndication/feeds.py index 49b34858dc..8e3ccdb6c3 100644 --- a/django/contrib/syndication/feeds.py +++ b/django/contrib/syndication/feeds.py @@ -33,9 +33,17 @@ class Feed: except AttributeError: return default if callable(attr): - try: + # Check func_code.co_argcount rather than try/excepting the + # function and catching the TypeError, because something inside + # the function may raise the TypeError. This technique is more + # accurate. + if hasattr(attr, 'func_code'): + argcount = attr.func_code.co_argcount + else: + argcount = attr.__call__.func_code.co_argcount + if argcount == 2: # one argument is 'self' return attr(obj) - except TypeError: + else: return attr() return attr |