exception catch doesn't work?? (python 3)

exception catch doesn't work?? (python 3)

except u.URLError, e: 
^
SyntaxError: invalid syntax

in Python 3 it's:

 

except u.URLError as e:

 

This a because in Python 2 people sometimes write:

 

except OSError, IOError:

 

thinking that it will catch both OSError and IOError.

Donate:)