code: def generate_uris(self):
          
          lambda_arn = "arn:aws:execute-api:{0}:{1}:{2}/*/{3}/{4}".format(self.region, self.account_id, self.api_id,
                                                                          self.trigger_settings['method'],
                                                                          self.trigger_settings['resource'])
  
          lambda_uri = ("arn:aws:apigateway:{0}:lambda:path/{1}/functions/"
                        "arn:aws:lambda:{0}:{2}:function:{3}/invocations").format(self.region, self.api_version,
                                                                                  self.account_id, self.app_name)
  
          api_dns = "https://{0}.execute-api.{1}.amazonaws.com/{2}".format(self.api_id, self.region, self.env)
  
          uri_dict = {'lambda_arn': lambda_arn, 'lambda_uri': lambda_uri, 'api_dns': api_dns}
          return uri_dict
docs: Generate several lambda uris.