ansible callback to track package (requested) (un)installs during playbook run

package_tracker.py

#!/usr/bin/python3

from ansible.plugins.callback import CallbackBase

class CallbackModule(CallbackBase):
    CALLBACK_VERSION = 2.0
    CALLBACK_TYPE = 'notification'
    CALLBACK_NAME = 'package_tracker'

    def v2_runner_on_ok(self, result):
        if result._task.action in ['package', 'ansible.builtin.package', 'yum', 'apt', 'zypper']:
            state = result._task.args.get('state', 'present')

            if state in ['present', 'latest', 'installed']:
                packages = result._task.args.get('name', [])
                if not isinstance(packages, list):
                    packages = [packages]
                with open('/tmp/requested_packages.txt', 'a') as f:
                    for pkg in packages:
                        f.write(f"INSTALL: {pkg}\n")
            elif state in ['absent', 'removed']:
                packages = result._task.args.get('name', [])
                if not isinstance(packages, list):
                    packages = [packages]
                with open('/tmp/removed_packages.txt', 'a') as f:
                    for pkg in packages:
                        f.write(f"REMOVE: {pkg}\n")