Bump2version + Pre-commit Hook Implementation in Python Code

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What You Will Learn

Discover how to streamline version bumping using bump2version and integrate it seamlessly with a pre-commit hook in your Python projects.

Introduction to the Problem and Solution

Efficient software release management necessitates automating version incrementation. By combining the capabilities of bump2version with a pre-commit hook, you can ensure that your project’s version is consistently updated as changes are made. This integration simplifies the release process and maintains accurate versioning throughout the project.

To implement this solution effectively, configuring bump2version to automatically update the version number in project files upon each commit is essential. Integrating this process with a pre-commit hook enforces version increments as an integral part of your development workflow.

Code

# Script for automating version bumping using bump2version before each commit

# Configuration in .pre-commit-config.yaml file:
repos:
  - repo: https://github.com/pre-commit/mirrors-bump2version
    rev: "v1.0"  # Specify the desired bump2version mirror repository version
    hooks:
      - id: bumpversion

# Ensure installation of `bump2version`:
# pip install bump2version

# For detailed instructions, visit PythonHelpDesk.com

# Copyright PHD

Explanation

  • bump2version: A tool for automating software package release management.
  • Pre-commit Hook: A script executed before each commit to validate or modify files.

By setting up bump2version as a pre-commit hook, every commit triggers an automatic update to the project’s version number. This approach ensures consistency and reduces manual errors during version management.

  1. How does bump2Version function?

  2. bump2Version scans your source code for current versions (defined by regular expressions) and updates those numbers based on your specified increment level.

  3. Is it possible to customize which files are updated by bumpVersion?

  4. Yes, you can specify which files should be updated by defining them in your .bumpconfig file under [bumpfiles].

  5. What occurs if there is a merge conflict due to automatic updates by bumpVersion?

  6. In case of a merge conflict arising from simultaneous changes in versions from different branches, Git will flag the affected files with conflict markers for manual resolution.

  7. Can specific checks defined in my precommit configuration be skipped when committing changes?

  8. Temporary bypassing of specific checks can be done by appending –no-verify flag while committing changes.

  9. How does integrating precommit hooks enhance my workflow beyond automating Version Bumping?

  10. Precommit hooks aid in upholding code quality standards by running checks like linting, formatting validations alongside tasks such as unit tests, ensuring clean commits.

  11. Can multiple hooks besides updating versions using precommit-hooks library be utilized within my precommit configuration?

  12. Absolutely! You can incorporate various hooks like linters (e.g., flake8), formatters (e.g., black), security scanners, etc., providing comprehensive validation prior to every commit.

  13. Where can I access detailed documentation on setting up and customizing precommits along with other best practices?

  14. For extensive guidance on establishing custom workflows through diverse git hooks including configuring & extending precommits, refer to official git documentation or online tutorials like realpython.org.

Conclusion

In conclusion, automation of version management via tools like bumptoversion, integrated into your development workflow through pre-commmit-hooks ensures consistent and error-free handling of package releases. This automation offers convenience and reliability throughout the development process.

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