awsLambda-DownloadAnyPythonPackage.py

import subprocess
import shutil
import boto3
import json
import os

def lambda_handler(event, context):
    #Parameters =============================
    pipPackage = "requests"
    packageVersion = "2.26.0"
    s3Bucket = "the-pip-eagle-has-landed"
    #========================================
    #Create standard layer directory structure (per AWS guidelines)
    os.makedirs("/tmp/python/python/lib/python3.9/site-packages/")
    #Pip install the package, then zip it
    subprocess.call(f'pip3 install {pipPackage}=={packageVersion} -t /tmp/python/python/lib/python3.9/site-packages/ --no-cache-dir'.split(), stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
    shutil.make_archive("/tmp/python", 'zip', "/tmp/python")
    #Put the zip in your S3 Bucket
    S3 = boto3.resource('s3')
    try:
        S3.meta.client.upload_file('/tmp/python.zip', s3Bucket, f'{pipPackage}/{packageVersion}/python.zip')
    except Exception as exception:
        print('Oops, Exception: ', exception)
    
    return {'statusCode': 200,'body': json.dumps('Success!')}