Google Drive API - To use SignedJwtAssertionCredentials function

In order to use this function:

SignedJwtAssertionCredentials

of the google-api-python-client, you have to install pyopenssl modules:

(env)$ pip install pyopenssl


For more information about SignedJwtAssertionCredentials, please read: http://google-api-python-client.googlecode.com/hg/docs/epy/oauth2client.client.SignedJwtAssertionCredentials-class.html