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        "author": "crohaco",
        "author_email": "crohaco.net@gmail.com",
        "bugtrack_url": null,
        "classifiers": [
            "Environment :: Console",
            "Intended Audience :: Developers",
            "License :: OSI Approved :: Apache Software License",
            "Programming Language :: Python",
            "Topic :: Software Development"
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        "description": "Requirements\n============\n- Python 2.7\n- Python 3.4\n\nInstall\n=======\n\n.. code-block:: sh\n\n $ pip install bak\n\nUsage\n=====\n\nBasic Example\n-------------\n\n**save**\n\n.. code-block:: python\n\n In [1]: !cat test.txt\n test\n\n In [2]: import bak\n In [3]: item = bak.Item('test.txt', 'savedir')\n # item save as archive in the savedir.(default tar bz2)\n # it is same folder with item if savepath is not specified.\n In [4]: item.save()\n In [5]: !ls savedir/\n test.txt.20150321200204.tbz\n\n # item does not save if it has no change.\n In [6]: item.save()\n In [7]: !ls savedir/\n test.txt.20150321200204.tbz\n\n # if you want save item that has no change, specify force option.\n In [8]: item.save(force=True)\n In [9]: !ls savedir/\n test.txt.20150321200204.tbz  test.txt.20150321200227.tbz\n\n # confirm backup files as item.archives.\n In [10]: item.archives\n Out[10]: ['test.txt.20150321200227.tbz', 'test.txt.20150321200204.tbz']\n\n\n**restore**\n\n.. code-block:: python\n\n In [11]: !echo 'change!' > test.txt\n In [12]: item.restore()\n In [13]: !cat test.txt\n test\n\n # Normally, item saves it as current-archive the current item in the same folder.\n In [14]: !ls savedir/\n test.txt.20150321200204.tbz  test.txt.current.tbz\n\n # item.archives does not contain current-archive.\n In [15]: item.archives\n Out[15]: ['test.txt.20150321200204.tbz']\n\n # item does not restore if it has no change.\n In [16]: item.restore()\n In [17]: !ls savedir/\n test.txt.20150321200204.tbz  test.txt.current.tbz\n\n In [18]: !rm savedir/test.txt.current.tbz\n # if specified refuge_current \"false\", current-archive does not save.\n In [19]: item.restore(force=True, refuge_current=False)\n In [20]: !ls savedir/\n\n\nRotation Example\n----------------\nThis is a sample to delete from the oldest archive.\n\n.. code-block:: python\n\n In [1]: import bak\n In [2]: item = bak.Item('test.txt', 'savedir')\n\n # add handler by item.on, specify Signal and Behavior set.\n # FillSignal: archive number reaches value specified, execute behavior.\n # RemoveBehavior: remove specified index(es) of archive(s).\n In [3]: item.on(bak.FillSignal(3), bak.RemoveBehavior(-1))\n Out[3]: <test.txt (0)>\n\n In [4]: item.archives\n Out[4]: []\n\n In [5]: item.save(force=True)\n In [6]: item.archives\n Out[6]: ['test.txt.20150321204308.tbz']\n\n In [7]: item.save(force=True)\n In [8]: item.archives\n Out[8]: ['test.txt.20150321204313.tbz', 'test.txt.20150321204308.tbz']\n\n In [9]: item.save(force=True)\n In [10]: item.archives\n Out[10]: ['test.txt.20150321204319.tbz', 'test.txt.20150321204313.tbz']\n\n\nHistory\n=======\n0.2.x\n-----\n- Added handler function with the following.\n\n    - Signal(FillSignal, CronSignal, LastTimeSignal)\n    - Behavior(RemoveBehavior only)\n\n- history attribute renamed to archives.\n\n0.1.x\n-----\n- There is no change in the file(or directory), it does not save and restore.\n- Added Exceptions.\n- Added Tests.\n\n0.0.x\n-----\n- First release.\n\n\nTODO\n----\n- make the reference.\n- add FTP Behavior.\n- provide command.",
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