object-tracker 0.1.1

A pure python object change and history tracker. Monitor all changes in your objects lifecycle and trigger callback functions to capture them.

object-tracker

A pure python object change and history tracker. Monitor all changes in your objects lifecycle and trigger callback functions to capture them.

View the Github repository and the official docs.

$ pip install object-tracker

Tested for python 3.6, 3.7 and above.

Key Features

• Determine if a python object has changed.

• Investigate change history through the changelog.

• Trigger callback functions whenever the object or an attribute has changed.

• Simple query interface for object changelog.

License

Copyright (c) Saurabh Pujari
All rights reserved.

This source code is licensed under the BSD-style license found in the LICENSE file in the root directory of this source tree.

Usage :

from object_tracker import ObjectTracker

 def observer(attr, old, new):
     print(f"Observer : {attr} -> {old} - {new}")

 class User(ObjectTracker):
     def __init__(self, name) -> None:
         self._observers = [observer,]
         self.name = name


 user = User("A")
 print(user._has_changed())
 # False

 user.name = "B" # observers will be triggered
 # Observer : name -> A - B

 print(user._has_changed())
 # True