Tratamento de erro quando nao ha conexao

[ihercowitz]

Traceback (most recent call last):
File "testes.py", line 11, in
response = buscape.top_products()
File "/usr/local/lib/python2.6/dist-packages/buscape/buscape.py", line 270, in top_products
ret = self.__search(method=method,parameter=parameter)
File "/usr/local/lib/python2.6/dist-packages/buscape/buscape.py", line 63, in __search
ret = self.__fetch_url(url=req)
File "/usr/local/lib/python2.6/dist-packages/buscape/buscape.py", line 40, in __fetch_url
if e.code == 401:
AttributeError: 'URLError' object has no attribute 'code'