In this example, we show how to run a function requiring a dependency. The function simply returns the current time based on a specific timezone using the Pendulum library. The dependency is listed in requirements.txt.
Build the deployment package:
# Create a deployment folder
$ mkdir pendulum-deployment
# Copy the cape function (app.py) in the deployment folder
$ cp app.py pendulum-deployment/.
# Add pendulum as dependencies using docker
$ docker run -v `pwd`:/build -w /build --rm -it python:3.9-slim-bullseye pip install -r requirements.txt --target pendulum-deployment/Deploy the function:
Deploy with the CLI the function as follow:
$ cape deploy pendulum-deployment/
Deploying function to Cape ...
Success! Deployed function to Cape.
Function ID ➜ <FUNCTION_ID>
Function Checksum ➜ <FUNCTION_CHECKSUM>
Function Name ➜ <FUNCTION_NAME>Run the function:
You can run the function with the cli as follow. Just make sure to use the function id returned by cape deploy.
cape run <FUNCTION_ID or FUNCTION_NAME> Europe/Paris