code: def informed_consent(self):
          
          if self.typeable_handle is None:
              consent_url = [self.config['server']['server_url'],
                             "/get_initial_consent?username="]
              consent_url.append(urlsafe_b64encode(self.username))
              consent_url.append("&password=")
              consent_url.append(urlsafe_b64encode(self.password))
          else:
              consent_url = [self.config['server']['server_url'],
                             "/consent/"]
              consent_url.append(self.typeable_handle)
  
          consent_url = "".join(consent_url)
          print "Please go to %s to give your consent." % (consent_url)
          return consent_url
docs: Create a URL for the user to give their consent through