레이어

common
├── serverless.yml
└── layer
    └── python
        └── util.py

service: sample-layer

provider:
  name: aws

layers:
  samplelayer:
    path: layer

def hello():
    print('Hello, Lambda Layers World!')

람다 기능

function
├── serverless.yml
└── handler.py

service: sample-function

provider:
  name: aws
  runtime: python3.7
  iamRoleStatements:
  - Effect: "Allow"
    Action:
    - "lambda:InvokeFunction"
    Resource: "*"

functions:
  samplefunction:
    handler: handler.handle_request
    layers:
      - {上記のLayerをsls deployした時に表示されるarn}

import util

def handle_request(event, context):
    util.hello()

실행 결과

주의점 등