An example SAM template for a Lambda function invoked by API Gateway

template.yaml

AWSTemplateFormatVersion: '2010-09-09'
Transform: 'AWS::Serverless-2016-10-31'
Description: An example SAM template for a Lambda function invoked by API Gateway.

Resources:
  MyFunction:
    Type: 'AWS::Serverless::Function'
    Properties:
      FunctionName: MyFunction
      Handler: MyFunction.lambda_handler
      Runtime: python3.7
      CodeUri: ./MyFunction
      Description: A function that is invoked by API Gateway.
      Events:
        MyApi:
          # An API Gateway endpoint that responds to HTTP GET
          Type: Api
          Properties:
            Path: /
            Method: GET