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This example contains the different ways to invoke AWS Lambda functions with using Python and boto3. You can check out the blog post about this project at https://www.sufle.io/blog/lambda-invocation-types

Requirements

  • python >= 3.7
  • pip

Installation

After cloning the project, in the main directory:

  • virtualenv -p python3 venv
  • source venv/bin/activate
  • pip install -r requirements.txt

Example Usage

To perform a synchronous invocation, run the command below;

python test_lambda.py --name <your-function-name> --type sync

For asynchronous invocation;

python test_lambda.py --name <your-function-name> --type async

For event-source mapping with DynamoDB Streams, run;

python test_lambda.py --name <your-dynamodb-streams-function-name> --payload records.json --type sync