Closes #21270 : We now override tuple methods in mock.call objects.
Lax cookie parsing in http.cookies could be a security issue when combined
with non-standard cookie handling in some Web browsers.

Reported by Sergey Bobrov.
Lax cookie parsing in http.cookies could be a security issue when combined
with non-standard cookie handling in some Web browsers.

Reported by Sergey Bobrov.
Lax cookie parsing in http.cookies could be a security issue when combined
with non-standard cookie handling in some Web browsers.

Reported by Sergey Bobrov.
Replace bad ftp URLs in test_urllib2net
Replace bad ftp URLs in test_urllib2net