René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"OSError: Windows Error 6, using the click CLI argument parser package.","articleBody":"## Environment data\r\nVS Code version:  1.19.1\r\nPython Extension version:  0.9.1\r\nPython Version:   3.6.3\r\nOS and version:    Win 7 Enterprise 64bit Service pack 1\r\n\r\n## Actual behavior\r\nI am using the **click package version 6.7** to parse CLI arguments.\r\nWhen running the example code in Visual Studio Code it errors out with **OSError: Windows Error 6**.\r\n\r\n## Expected  behavior \r\nThe same code is running in a terminal window without issue.\r\n```\r\n(C:\\Users\\kurt\\AppData\\Local\\Continuum\\anaconda3) C:\\Users\\kurt\\Projects\\laser\r\n_control_log\u003epython click_main.py --count 3\r\nYour name: Kurt\r\nHello Kurt!\r\nHello Kurt!\r\nHello Kurt!\r\n```\r\n## Steps to reproduce:  \r\n- pip install click \r\n- In VS Code create test.py (first example on http://click.pocoo.org/5/) \r\n```\r\nimport click\r\n\r\n@click.command()\r\n@click.option('--count', default=1, help='Number of greetings.')\r\n@click.option('--name', prompt='Your name',\r\n              help='The person to greet.')\r\ndef hello(count, name):\r\n    \"\"\"Simple program that greets NAME for a total of COUNT times.\"\"\"\r\n    for x in range(count):\r\n        click.echo('Hello %s!' % name)\r\n\r\nif __name__ == '__main__':\r\n    hello()\r\n```\r\n-  press F5 twice\r\n- check debug console\r\n\r\n## Logs\r\n**Output from ```Python``` output panel** \r\n```\r\n##########Linting Output - pylint##########\r\nNo config file found, using default configuration\r\n************* Module click_main\r\n1,0,convention,C0111:Missing module docstring\r\n13,8,convention,C0103:Invalid variable name \"x\"\r\n13,8,warning,W0612:Unused variable 'x'\r\n17,4,error,E1120:No value for argument 'count' in function call\r\n17,4,error,E1120:No value for argument 'name' in function call\r\n32,-1,warning,W0105:String statement has no effect\r\n\r\n----------------------------------------------------------------------\r\n\r\nYour code has been rated at -10.00/10 (previous run: -10.00/10, +0.00)\r\n```   \r\n**Output from ```Console window``` (Help-\u003eDeveloper Tools menu)**\r\n```\r\n    hello()\r\n  File \"C:\\Users\\kurt\\AppData\\Local\\Continuum\\anaconda3\\lib\\site-packages\\click\\core.py\", line 722, in __call__\r\n    return self.main(*args, **kwargs)\r\n  File \"C:\\Users\\kurt\\AppData\\Local\\Continuum\\anaconda3\\lib\\site-packages\\click\\core.py\", line 696, in main\r\n    with self.make_context(prog_name, args, **extra) as ctx:\r\n  File \"C:\\Users\\kurt\\AppData\\Local\\Continuum\\anaconda3\\lib\\site-packages\\click\\core.py\", line 621, in make_context\r\n    self.parse_args(ctx, args)\r\n  File \"C:\\Users\\kurt\\AppData\\Local\\Continuum\\anaconda3\\lib\\site-packages\\click\\core.py\", line 880, in parse_args\r\n    value, args = param.handle_parse_result(ctx, opts, args)\r\n  File \"C:\\Users\\kurt\\AppData\\Local\\Continuum\\anaconda3\\lib\\site-packages\\click\\core.py\", line 1396, in handle_parse_result\r\n    value = self.full_process_value(ctx, value)\r\n  File \"C:\\Users\\kurt\\AppData\\Local\\Continuum\\anaconda3\\lib\\site-packages\\click\\core.py\", line 1680, in full_process_value\r\n    return self.prompt_for_value(ctx)\r\n  File \"C:\\Users\\kurt\\AppData\\Local\\Continuum\\anaconda3\\lib\\site-packages\\click\\core.py\", line 1655, in prompt_for_value\r\n    value_proc=lambda x: self.process_value(ctx, x))\r\n  File \"C:\\Users\\kurt\\AppData\\Local\\Continuum\\anaconda3\\lib\\site-packages\\click\\termui.py\", line 89, in prompt\r\n    value = prompt_func(prompt)\r\n  File \"C:\\Users\\kurt\\AppData\\Local\\Continuum\\anaconda3\\lib\\site-packages\\click\\termui.py\", line 72, in prompt_func\r\n    echo(text, nl=False, err=err)\r\n  File \"C:\\Users\\kurt\\AppData\\Local\\Continuum\\anaconda3\\lib\\site-packages\\click\\utils.py\", line 260, in echo\r\n    file.flush()\r\n  File \"C:\\Users\\kurt\\AppData\\Local\\Continuum\\anaconda3\\lib\\site-packages\\click\\_winconsole.py\", line 164, in write\r\n    raise OSError(self._get_error_message(GetLastError()))\r\nOSError: Windows error 6\r\n```\r\n**Launch.json Configuration**\r\n```    \"version\": \"0.2.0\",\r\n    \"configurations\": [\r\n        {\r\n            \"name\": \"Python\",\r\n            \"type\": \"python\",\r\n            \"request\": \"launch\",\r\n            \"stopOnEntry\": true,\r\n            \"pythonPath\": \"${config:python.pythonPath}\",\r\n            \"program\": \"${file}\",\r\n            \"cwd\": \"${workspaceFolder}\",\r\n            \"env\": {},\r\n            \"envFile\": \"${workspaceFolder}/.env\",\r\n            \"debugOptions\": [\r\n                \"RedirectOutput\"\r\n            ]\r\n        }\r\n```\r\n**Settings.json changes**\r\nUSER SETTINGS\r\n```\r\n{\r\n    \"workbench.startupEditor\": \"newUntitledFile\",\r\n    \"terminal.integrated.shell.windows\": \"C:\\\\Windows\\\\System32\\\\cmd.exe\",\r\n}\r\n```\r\nWORKSPACE SETTINGS\r\n```\r\n{\r\n    \"python.pythonPath\": \"C:\\\\Users\\\\kurt\\\\AppData\\\\Local\\\\Continuum\\\\anaconda3\\\\python.exe\"\r\n}\r\n```\r\n**File handle used by click to write to the console**\r\nI could follow the chain of calls down to a certain point, but then no more.\r\n```\r\n\u003cConsoleStream\u003e\r\n    _text_stream:\u003c_io.TextIOWrapper encoding='utf-16-le'\u003e\r\n    _CHUNK_SIZE:8192\r\n    _finalizing:False\r\n    _stream:\u003c_FixupStream\u003e\r\n        buffer:\u003c_FixupStream\u003e\r\n            _stream:\u003cclick._winconsole._WindowsConsoleWriter object at 0x01B18D10\u003e\r\n            _abc_cache:\u003c_weakrefset.WeakSet object at 0x01875030\u003e\r\n            _abc_negative_cache:\u003c_weakrefset.WeakSet object at 0x01875050\u003e\r\n            _abc_negative_cache_version:36\r\n            _abc_registry:\u003c_weakrefset.WeakSet object at 0x01862FB0\u003e\r\n        closed:False\r\n        handle:828\r\n        Results View:Expanding the Results View will run the iterator\r\n    closed:False\r\n    encoding:'utf-16-le'\r\n    errors:'strict'\r\n    line_buffering:True\r\n    newlines:None\r\n    Results View:Expanding the Results View will run the iterator\r\nbuffer:\u003cvisualstudio_py_debugger.DebuggerBuffer object at 0x017A6930\u003e\r\n    buffer:\u003c_io.FileIO name='\u003cstdout\u003e' mode='wb' closefd=False\u003e\r\n        _blksize:8192\r\n        _finalizing:False\r\n        closed:False\r\n        closefd:False\r\n        mode:'wb'\r\n    name:'\u003cstdout\u003e'\r\nResults View:Expanding the Results View will run the iterator\r\n```","author":{"url":"https://github.com/killwas","@type":"Person","name":"killwas"},"datePublished":"2017-12-31T12:35:04.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":3},"url":"https://github.com/501/vscode-python/issues/501"}