How to run a Checkpoint in terminal

This guide will help you run a Checkpoint in a terminal. This is useful if your pipeline environment or orchestration engine does not have shell access.

Prerequisites: This how-to guide assumes you have:

• Completed the Getting Started Tutorial
• Have a working installation of Great Expectations
• Created at least one Checkpoint

Steps

1. Checkpoints can be run like applications from the command line by running:

great_expectations --v3-api checkpoint run my_checkpointValidation failed!

2. Next, observe the output which will tell you if all validations passed or failed.

Additional notes

This command will return posix status codes and print messages as follows:

+-------------------------------+-----------------+-----------------------+| **Situation**                 | **Return code** | **Message**           |+-------------------------------+-----------------+-----------------------+| all validations passed        | 0               | Validation succeeded! |+-------------------------------+-----------------+-----------------------+| one or more validation failed | 1               | Validation failed!    |+-------------------------------+-----------------+-----------------------+