Hello, Try updating your Python. According to this (https://stackoverflow.com/a/22783425/1265) httplib2 comes withs its own certificate store which might be outdated.
Attila PS. While you're at it, please consider updating your OS. Windows XP is very old, unsupported and it causes everyone pain (including people who can't upgrade their webservers to newer TLS versions because "we gotta' support XP"). -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/google-appengine. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/8909fe69-afe9-4cd5-8ae8-57b75d176aa0%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
