code: def to_google(self, type, label, issuer, counter=None):
          
          warnings.warn('deprecated, use to_uri instead', DeprecationWarning)
          return self.to_uri(type, label, issuer, counter)
docs: Generate the otpauth protocal string for Google Authenticator.
  
          .. deprecated:: 0.2.0
             Use :func:`to_uri` instead.