Code snippets for this tutorial:

01: mkdir lambda-requests-layer
02: cd lambda-requests-layer
03: python -m venv lambda-requests-env
04: source lambda-requests-env/bin/activate
05: pip install requests
06: python --version
07: mkdir -p layer/python/lib/python3.9/site-packages/
08: cp -r lambda-requests-env/lib/python3.9/site-packages/* layer/python/lib/python3.9/site-packages/
09: cd layer
10: zip -r lambda-requests-layer.zip .
11: aws lambda publish-layer-version --layer-name requests-layer --zip-file fileb://lambda-requests-layer.zip --compatible-runtimes python3.9