strings "URLError", "urllib2", "urllib.error", result of the call to the function MovedAttribute with 3 arguments: strings "HTTPError", "urllib2", "urllib.error" and result of the call to the function MovedAttribute with 3 arguments: strings "ContentTooShortError", "urllib", "urllib.error". for every attr in _urllib_error_moved_attributes,
for attr in _urllib_error_moved_attributes :