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        "author": "yehonadav",
        "author_email": "yonadav.barilan@gmail.com",
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        "description": "# Qaviton Handlers  \n![logo](https://www.qaviton.com/wp-content/uploads/logo-svg.svg)  \n[![version](https://img.shields.io/pypi/v/qaviton_handlers.svg)](https://pypi.python.org/pypi)\n[![license](https://img.shields.io/pypi/l/qaviton_handlers.svg)](https://pypi.python.org/pypi)\n[![open issues](https://img.shields.io/github/issues/qaviton/qaviton_handlers)](https://github/issues-raw/qaviton/qaviton_handlers)\n[![downloads](https://img.shields.io/pypi/dm/qaviton_handlers.svg)](https://pypi.python.org/pypi)\n![code size](https://img.shields.io/github/languages/code-size/qaviton/qaviton_handlers)\n-------------------------  \n\nerror handling utilities  \n\n## Installation  \n```sh  \npip install --upgrade qaviton_handlers  \n```  \n\n### Requirements\n- Python 3.6+  \n\n## Features  \n* retry decorator \u2713  \n* retry with context \u2713  \n* try functions \u2713  \n* catch errors \u2713  \n* simple Exception wrapper \u2713  \n\n## Usage  \n\n```python\ndef retry(tries=3, delay=0, backoff=1, jitter=0, max_delay=None, exceptions=Exception, logger: Logger = log):\n    \"\"\"Retry function decorator \\ try a context of actions until attempts run out\n    :param exceptions: an exception or a tuple of exceptions to catch. default: Exception.\n    :param tries: the maximum number of attempts: -1 (infinite).\n    :param delay: initial delay between attempts. default: 0.\n    :param max_delay: the maximum value of delay. default: None (no limit).\n    :param backoff: multiplier applied to delay between attempts. default: 1 (no backoff).\n                    fixed if a number, random if a range tuple (min, max), functional if callable (function must receive **kwargs)\n    :param jitter: extra seconds added to delay between attempts. default: 0.\n                   fixed if a number, random if a range tuple (min, max), functional if callable (function must receive **kwargs)\n    :param logger: logger.warning(fmt, error, delay) will be called on failed attempts.\n                   default: retry.logging_logger. if None, logging is disabled.\"\"\"\n```  \n#### retry decorator\n```python\nfrom qaviton_handlers.try_decorator import retry\n\n@retry()\ndef foo():\n    n = int('1'+input('select number:'))\n    print(n)\n\nfoo()\n```\n\n#### retry with context\n```python\nfrom qaviton_handlers.try_context import retry\n\nwith retry() as trying:\n    while trying:\n        with trying:\n            print(\"Attempt #%d of %d\" % (trying.attempt, trying.attempts))\n            raise\n```\n\n#### using different try wrapper functions\n```python\nfrom qaviton_handlers.try_functions import try_to, try_or_none, multi_try, multi_try_no_break\n\ndef foo(a=0):\n    print(float(a+input(\"select number:\")))\n\n# simply try\ntry_to(foo, 1)\ntry_to(foo, 2)\ntry_to(foo, 3)\n```\n```python\n# get the error\nerror = try_to(foo, 4)\nif error: print(error)\n\n# if error occurred\nif try_to(foo, 5):\n    try_to(foo, 5)\n```\n```python\n# try with key arguments\nr = try_to(lambda a,b,c:a*b*c, 1,kwargs={'b':2,'c':3})\nprint(r)\n```\n```python\n# try to get a number\nnumber = try_or_none(lambda a:float(a+input(\"select number:\")), 6)\nif number: print(number)\n```\n```python\n# try many functions, return a list of results, or an error\n# if an error occurred, the multi try stops\nmulti_try(\n  lambda: foo(10), \n  lambda: foo(11), \n)\n\n# specify errors to ignore\nresponse = multi_try(\n  lambda: foo(13),\n  lambda: foo(14),\n  exceptions=Exception,\n)\n\n# handle the error\nresponse = multi_try(\n  lambda: foo(13),\n  lambda: foo(14),\n)\nif isinstance(response, Exception):\n    ...\n```\n```python\n# try many functions, return a list of results, some may be errors\n# if an error occurred, the multi try continues\nmulti_try_no_break(\n    lambda: foo(8),\n    lambda: foo(9),\n    lambda: foo(0),\n)\n```\n\n#### ignore errors now so you can handle them later\n```python\nfrom qaviton_handlers.catch import Catch\nfrom qaviton_handlers.utils.error import Error\n\ncatch = Catch(store=True)\n\n# catch an error\ntry:\n    1 + '1'\nexcept Exception as e:\n    catch(e)\n\n# a cleaner syntax\nwith catch:\n    1 + '1'\n    2 + '2'\n\n# ignore the error\nwith Catch():\n    5 * 'e'\n\nprint(f\"caught {catch.count} errors\")\nprint(f\"caught first {catch.first}\")\nprint(f\"caught last {catch.last}\")\n\n# make your own Catch\nclass MyCatch(Catch):\n    def handler(self, e):\n        self.stack.add(Error(e))\n        if self.log:\n            self.log.warning(f\"I caught {e}\")\n        return self\n```  \n\n\n",
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