python app on AWS Lambda

1. Create a new AWS Lambda function: Go to the AWS Lambda console and create a new function by selecting "Create function". You can choose to start with a blueprint or create a function from scratch.

2. Choose Python as the runtime: For the runtime, choose Python. You can also choose the version of Python you want to use.

3. Write your Python code: You can write your Python code in the inline code editor in the AWS Management Console or you can upload a .zip file containing your code.

4. Configure your function: You need to configure your function's triggers and other settings, such as environment variables, memory size, and timeout. You can do this in the AWS Management Console or using the AWS CLI.

5. Deploy your function: After writing your code and configuring your function, you can deploy it by clicking the "Deploy" button in the AWS Management Console or using the AWS CLI.

6. Test your function: You can test your function in the AWS Management Console by providing test inputs and checking the function's output.

7. Monitor your function: You can monitor your function's performance, invocations, and error rates using Amazon CloudWatch.