Identifies outdated packages managed by Homebrew and then automates each package's upgrade process.

upgrade_outdated_brews.py

"""This module seeks to help the user save time, by identifying outdated
packages managed by Homebrew and then automating each package's upgrade
processes."""

#!/usr/bin/env python3

import subprocess

def main():
    """Function creates a list of outdated packages to upgrade (if any)"""
    # create a list of outdated packages
    completedProcess = subprocess.run(["brew", "outdated"], capture_output=True, text=True)
    if completedProcess.returncode == 0:
        package_names = completedProcess.stdout
        package_names_list = package_names.split('\n')

        # attempt to upgrade each named package
        for package_name in package_names_list:
            if len(package_name) > 0:
                upgrade_process = subprocess.run(["brew", "upgrade", package_name])
                process_result = 'Yes' if upgrade_process.returncode == 0 else 'No'
                print(f"--> '{package_name}' upgraded? {process_result}")


if __name__ == "__main__":
    # execute only if run as a script
    main()