Adding the Required Python Packages in a Serverless Framework

Step-by-step guide

1. Install plugin

$sls plugin install -n serverless-python-requirements

2. Create requirements.txt and put Python packages and their versions. The packages versions are optional.

certifi==2019.6.16
chardet==3.0.4
idna==2.8
python-cmr==0.3.3
requests==2.22.0
urllib3==1.25.3

See cmr2ncml or dap2par examples