The requests don't work in the raw environment, so you need to put them in or rewrite them without using them.
$ pip3 install requests --target .
Returning binary data like the image from Lambda requires doing a lot of additional work.
What a pain in the ass...
2020/01/07 I just checked and it looked like I could do a pass-through.
New feature] Using Amazon API Gateway to control AWS Lambda over HTTPS without SDK | Developers.IO https://dev.classmethod.jp/cloud/aws/lambda-restful-api-by- using-api-gateway/
image - How to return binary data from lambda function in AWS in Python? - Stack Overflow
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