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    "info": {
        "author": "Yauhen Yakimovich",
        "author_email": "eugeny.yakimovitch@gmail.com",
        "bugtrack_url": null,
        "classifiers": [
            "Development Status :: 5 - Production/Stable",
            "Environment :: Console",
            "Intended Audience :: Developers",
            "Programming Language :: Python",
            "Topic :: Software Development :: Libraries :: Python Modules"
        ],
        "description": "tree_output\n===========\n\n[![Build Status](https://travis-ci.org/ewiger/tree_output.svg?branch=master)](https://travis-ci.org/ewiger/tree_output)\n\n\nPython library to simplify building of tree output with command-line interfaces.\n\nSupported output format options are:\n\n- json\n- ascii\n- ansi\n- null\n\nexamples\n--------\n\n\n```python\ntree_output = HierarchicalOutput.factory('ansi')\nimport colorama\n\ntree_output.emit('foo')\ntree_output.add_level()\ntree_output.emit('foO')\ntree_output.add_level()\ntree_output.emit('bar')\n\ntree_output.add_level()\nfor num in range(10):\n    tree_output.emit(num)\ntree_output.emit(10, closed=True)\ntree_output.remove_level()\n\ntree_output.emit('baz', closed=True)\ntree_output.emit('foo2')\n\n\n```\n\nthis will draw a colorful ANSI output like this\n\n```\n.\n\u251c\u2500\u2500 foo\n\u2502\u00a0\u00a0 \u251c\u2500\u2500 foO\n\u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u251c\u2500\u2500 bar\n\u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u251c\u2500\u2500 0\n\u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u251c\u2500\u2500 1\n\u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u251c\u2500\u2500 2\n\u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u251c\u2500\u2500 3\n\u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u251c\u2500\u2500 4\n\u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u251c\u2500\u2500 5\n\u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u251c\u2500\u2500 6\n\u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u251c\u2500\u2500 7\n\u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u251c\u2500\u2500 8\n\u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u251c\u2500\u2500 9\n\u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u2502\u00a0\u00a0 \u2514\u2500\u2500 10\n\u2502\u00a0\u00a0 \u2514\u2500\u2500 baz\n\u251c\u2500\u2500 foo2\n\n```\n\nlogging\n-------\n\nAnother option is to integrate with logging and pass hierarchical meta instructions via optional **extra** argument, e.g.\n\n```python\nhoutput = HierarchicalOutput.factory(format='json')\n#houtput = HierarchicalOutput.factory(format='ansi')\nhandler = HierarchicalOutputHandler(houtput=houtput)\nlogger = logging.getLogger('foo')\nlogging.root.addHandler(handler)\n# Emission.\nlogger.info('foo')\nlogger.info('bar', extra={'add_hlevel': True})\nlogger.info('foo2')\nlogger.info('bar', extra={'add_hlevel': True})\nlogger.info('foo2')\nlogger.info('Numbers', extra={'add_hlevel': True})\nfor num in range(10):\n    logger.warn(num)\nlogger.warn('end of numbers', extra={'hclosed': True})\nlogger.debug('level up', extra={'remove_hclosed': True})\n```\n\nproduces\n\n```json\n[\"foo\", [\n\t\"bar\", \"foo2\", [\"\n\t\tbar\", \"foo2\", [\n\t\t\t\"Numbers\", \n\t\t\t\"0\", \n            \"1\", \n            \"2\", \n            \"3\", \n            \"4\", \n            \"5\", \n            \"6\", \n            \"7\", \n            \"8\", \n            \"9\", \n            \"end of numbers\"\n        ], \n    \"level up\"]\n    ]\n]\n```\n\ntests\n-----\n\nFor tests we use *nose*, i.e. usage would be:\n\n```bash\ncd tests && nosetests\n```",
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