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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"ModuleNotFoundError: No module named 'encodings' at PythonEngine.Initialize() in Linux","articleBody":"### Environment\r\n\r\n-   Pythonnet version:2.0.21\r\n-   Python version: 3.10.11\r\n-   Operating System: Ubuntu 2210\r\n-   .NET Runtime: 6.0.412\r\n\r\n### Details\r\n\r\n-   **ModuleNotFoundError: No module named 'encodings'** in  linux\r\n\r\nThis error occurs in virtualenv and conda, and has not been tested in other ways.  (Initialized successfully in windows.)\r\n\r\n- error message: \r\n```\r\n/opt/miniconda3/envs/py310/lib/python310.zip;/opt/miniconda3/envs/py310/lib/python3.10;/opt/miniconda3/envs/py310/lib/python3.10/lib-dynload;/opt/miniconda3/envs/py310/lib/python3.10/site-packages;~/.local/lib/python3.10/site-packages\r\nPython path configuration:\r\n  PYTHONHOME = '/opt/miniconda3/envs/py310/bin/python'\r\n  PYTHONPATH = (not set)\r\n  program name = 'python3'\r\n  isolated = 0\r\n  environment = 1\r\n  user site = 1\r\n  import site = 1\r\n  sys._base_executable = '/opt/miniconda3/envs/py310/bin/python3'\r\n  sys.base_prefix = ''\r\n  sys.base_exec_prefix = ''\r\n  sys.platlibdir = 'lib'\r\n  sys.executable = '/opt/miniconda3/envs/py310/bin/python3'\r\n  sys.prefix = ''\r\n  sys.exec_prefix = ''\r\n  sys.path = [\r\n    '/opt/miniconda3/envs/py310/lib/python310.zip;/opt/miniconda3/envs/py310/lib/python3.10;/opt/miniconda3/envs/py310/lib/python3.10/lib-dynload;/opt/miniconda3/envs/py310/lib/python3.10/site-packages;~/.local/lib/python3.10/site-packages',\r\n  ]\r\nFatal Python error: init_fs_encoding: failed to get the Python codec of the filesystem encoding\r\nPython runtime state: core initialized\r\nModuleNotFoundError: No module named 'encodings'\r\n\r\nCurrent thread 0x00007f348e961740 (most recent call first):\r\n  \u003cno Python frame\u003e\r\n```\r\n- export  PYTHONPATH \u0026 run\r\n\u003e export PYTHONPATH=\"/opt/miniconda3/envs/py310/lib/python310.zip;/opt/miniconda3/envs/py310/lib/python3.10;/opt/miniconda3/envs/py310/lib/python3.10/lib-dynload;/opt/miniconda3/envs/py310/lib/python3.10/site-packages;~/.local/lib/python3.10/site-packages\"\r\n\r\n- result:\r\n```\r\n/opt/miniconda3/envs/py310/lib/python310.zip;/opt/miniconda3/envs/py310/lib/python3.10;/opt/miniconda3/envs/py310/lib/python3.10/lib-dynload;/opt/miniconda3/envs/py310/lib/python3.10/site-packages;~/.local/lib/python3.10/site-packages\r\nPython path configuration:\r\n  PYTHONHOME = '/opt/miniconda3/envs/py310/bin/python'\r\n  PYTHONPATH = '/opt/miniconda3/envs/py310/lib/python310.zip;/opt/miniconda3/envs/py310/lib/python3.10;/opt/miniconda3/envs/py310/lib/python3.10/lib-dynload;/opt/miniconda3/envs/py310/lib/python3.10/site-packages;~/.local/lib/python3.10/site-packages'\r\n  program name = 'python3'\r\n  isolated = 0\r\n  environment = 1\r\n  user site = 1\r\n  import site = 1\r\n  sys._base_executable = '/opt/miniconda3/envs/py310/bin/python3'\r\n  sys.base_prefix = ''\r\n  sys.base_exec_prefix = ''\r\n  sys.platlibdir = 'lib'\r\n  sys.executable = '/opt/miniconda3/envs/py310/bin/python3'\r\n  sys.prefix = ''\r\n  sys.exec_prefix = ''\r\n  sys.path = [\r\n    '/opt/miniconda3/envs/py310/lib/python310.zip;/opt/miniconda3/envs/py310/lib/python3.10;/opt/miniconda3/envs/py310/lib/python3.10/lib-dynload;/opt/miniconda3/envs/py310/lib/python3.10/site-packages;~/.local/lib/python3.10/site-packages',\r\n  ]\r\nFatal Python error: init_fs_encoding: failed to get the Python codec of the filesystem encoding\r\nPython runtime state: core initialized\r\nModuleNotFoundError: No module named 'encodings'\r\n\r\nCurrent thread 0x00007fe65d843740 (most recent call first):\r\n  \u003cno Python frame\u003e\r\n```\r\n\r\n```C#\r\n            string winPath = @\"D:\\tools\\python310\";\r\n            string linuxPath = \"/opt/miniconda3/envs/py310\";\r\n            \r\n            \r\n            if(RuntimeInformation.IsOSPlatform(OSPlatform.Windows))\r\n            {\r\n                string pathToVirtualEnv = winPath;\r\n                Runtime.PythonDLL = Path.Combine(pathToVirtualEnv, \"python310.dll\");\r\n                PythonEngine.PythonHome = Path.Combine(pathToVirtualEnv, \"python.exe\");\r\n                PythonEngine.PythonPath = @$\"{pathToVirtualEnv}\\Lib\\site-packages;{pathToVirtualEnv}\\Lib;{pathToVirtualEnv}\\DLLs\";\r\n\r\n            }\r\n            else if(RuntimeInformation.IsOSPlatform(OSPlatform.Linux))\r\n            {\r\n                //Virtualenv\r\n                var pathToVirtualEnv = \"/opt/miniconda3/envs/py310\";\r\n\r\n                Runtime.PythonDLL = $\"{pathToVirtualEnv}/lib/libpython3.10.so\";\r\n                \r\n                var path = Environment.GetEnvironmentVariable(\"PATH\").TrimEnd(';');\r\n                path = string.IsNullOrEmpty(path) ? pathToVirtualEnv : path + \";\" + pathToVirtualEnv;\r\n                Environment.SetEnvironmentVariable(\"PATH\", path, EnvironmentVariableTarget.Process);\r\n                Environment.SetEnvironmentVariable(\"PATH\", pathToVirtualEnv, EnvironmentVariableTarget.Process);\r\n                Environment.SetEnvironmentVariable(\"PYTHONHOME\", pathToVirtualEnv, EnvironmentVariableTarget.Process);\r\n                Environment.SetEnvironmentVariable(\"PYTHONPATH\", $\"{pathToVirtualEnv}/lib/python310.zip;{pathToVirtualEnv}/lib/python3.10;{pathToVirtualEnv}/lib/python3.10/lib-dynload;{pathToVirtualEnv}/lib/python3.10/site-packages;~/.local/lib/python3.10/site-packages\", EnvironmentVariableTarget.Process);\r\n\r\n                var pythonpath = Environment.GetEnvironmentVariable(\"PYTHONPATH\", EnvironmentVariableTarget.Process);;\r\n                Console.WriteLine(pythonpath);\r\n                PythonEngine.PythonHome = $\"{pathToVirtualEnv}/bin/python\";\r\n                PythonEngine.PythonPath = pythonpath;\r\n\r\n                \r\n\r\n            } else {\r\n                Console.WriteLine(\"This OS is not support\");\r\n                return;\r\n            }\r\n\r\n            PythonEngine.Initialize();\r\n```\r\n\r\n","author":{"url":"https://github.com/zhanxh","@type":"Person","name":"zhanxh"},"datePublished":"2023-08-09T05:50:49.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/2216/pythonnet/issues/2216"}