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        "author": "Matthew Franglen",
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        "description": "Matts Majestic Monads\n---------------------\n\n[![pipeline status](https://gitlab.com/matthewfranglen/matts-majestic-monads/badges/master/pipeline.svg)](https://gitlab.com/matthewfranglen/matts-majestic-monads/commits/master)\n[![coverage report](https://gitlab.com/matthewfranglen/matts-majestic-monads/badges/master/coverage.svg)](https://gitlab.com/matthewfranglen/matts-majestic-monads/commits/master)\n\nThis overblown library implements Functor, Applicative and Monad in Python.\n\nSynopsis\n--------\n\nYou can use `Either.convert` or `Maybe.convert` as a decorator to convert return types.\nThis example converts exceptions into Left values:\n\n```python\nfrom monads import Either\n\n@Either.convert\ndef parse_arguments():\n    parser = argparse.ArgumentParser(description='Download a URL and print it')\n    parser.add_argument('URL', help='URL to download')\n    return parser.parse_args()\n```\n\nOnce you have your Either you can use `fmap` and `bind` to operate over the contained value:\n\n```python\nresult = (\n    make_parser()\n        .fmap(parse)\n        .fmap(to_url)\n        .bind(read)\n)\n```\n\nThe methods will be passed the current value.\nYou should use `fmap` when the function will return a normal value.\nWhen the function returns a monad, use `bind`.\n\nYou can use `Function` as a decorator to convert functions.\nOnce converted they become composable:\n\n```python\nfrom monads import Function\n\n@Function\ndef parse(parser):\n    return parser.parse_args()\n\n@Function\ndef to_url(arguments):\n    return arguments.URL\n\nboth = parse.compose(to_url)\n```\n\nExample\n-------\n\nThere is a simple example of using this library in `example.py`.\nThis script reads a url that you provide and prints the length of the body:\n\n```bash\n\u279c pipenv run python example.py 'http://python.org/'\nRight(48817)\n```\n\n```bash\n\u279c pipenv run python example.py 'http://pythonasdasd.org/'\nLeft(<urlopen error [Errno -2] Name or service not known>)\n```",
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