Effortless APIs with Flash and AWS Lambdas
summary
Demonstration shows a Flask app packaged with Zappa and deployed to AWS Lambdas in minutes, running an image color extraction service using scikit-learn KMeans at https://colors.rmotr.com and reporting deployment time as minutes and operational cost under $1 for hundreds of thousands of requests. Details include zappa init/deploy/update, the 250 MB Lambda package limit, Lambda Layers as a workaround, scheduled one‑minute invocations, log access via CloudWatch, and that the example runs successfully. Flask + Zappa KMeans color extractor
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chapters (17)
- 0:00Introduction
- 3:17Server deployment challenges
- 5:30Simplifying APIs with serverless
- 8:02Flask for crypto data
- 15:11Deploying Flask with Zappa
- 21:51Serverless advantages
- 23:18Serverless and microservices
- 26:54Flask to API endpoint
- 32:33Updating deployed apps
- 32:55Scheduling Lambda tasks
- 39:29Remote Lambda invocation
- 42:26Lambda vs CloudFormation
- 45:02Lambda scalability limits
- 47:30Celery async tasks
- 50:26Lambda security
- 53:44Key takeaways and final demo
- 59:44Q&A
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