René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"ValueError: charset must not be in content_type argument","articleBody":" When running http server given by **example-code/18-asyncio/charfinder/http_charfinder.py** the error is thrown:\r\n`Error handling request\r\nTraceback (most recent call last):\r\n  File \"/home/osboxes/.local/lib/python3.5/site-packages/aiohttp/web_protocol.py\", line 416, in start\r\n    resp = yield from self._request_handler(request)\r\n  File \"/home/osboxes/.local/lib/python3.5/site-packages/aiohttp/web.py\", line 323, in _handle\r\n    resp = yield from handler(request)\r\n  File \"/home/osboxes/.local/lib/python3.5/site-packages/aiohttp/web_urldispatcher.py\", line 139, in handler_wrapper\r\n    result = old_handler(*args, **kwargs)\r\n  File \"http_charfinder.py\", line 43, in home\r\n    return web.Response(content_type=CONTENT_TYPE, text=html)\r\n  File \"/home/osboxes/.local/lib/python3.5/site-packages/aiohttp/web_response.py\", line 458, in __init__\r\n    raise ValueError(\"charset must not be in content_type \"\r\nValueError: charset must not be in content_type argument\r\n`\r\n\r\nMy Env: Python 3.5, aiohttp 2.3.2\r\n\r\n Removing `charset=UTF-8` param from `CONTENT_TYPE` constant solves the issue.","author":{"url":"https://github.com/RomanPerekhrest","@type":"Person","name":"RomanPerekhrest"},"datePublished":"2017-11-27T15:13:07.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":0},"url":"https://github.com/17/example-code/issues/17"}