serverless create --template aws-python3
sls config credentials --provider aws --key YOUR-KEY --secret YOUR-SECRET
sls deploy --stage dev
sls plugin search -q simulate
sls plugin install -n serverless-plugin-simulate
sls plugin install -n serverless-python-requirements
#running
sls simulate lambda -p 4000
sls simulate apigateway -p 5003 --lambda-port 4000