René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"macOS: AddReference find the reference, but the module is not found","articleBody":"### Environment\r\n\r\n-   Pythonnet version: Latest\r\n-   Python version: 3.6\r\n-   Operating System: macOS\r\n\r\n### Details\r\nWe have compiled `Python.Runtime.dll` for python 3.6 in Windows for each OS: Windows, macOS and Linux. Then we create a nuget package to distribute the library (along with `nPython.exe`) to be used with [Lean](https://github.com/QuantConnect/Lean). The following commands were used:\r\n\r\n```\r\nmsbuild pythonnet.sln /nologo /v:quiet /t:Clean;Rebuild /p:Platform=x64 /p:PythonInteropFile=\"interop36.cs\" /p:Configuration=ReleaseWin /p:DefineConstants=\"PYTHON36,PYTHON3,UCS2\"\r\nmsbuild pythonnet.sln /nologo /v:quiet /t:Clean;Rebuild /p:Platform=x64 /p:PythonInteropFile=\"interop36.cs\" /p:Configuration=ReleaseMono /p:DefineConstants=\"PYTHON36,PYTHON3,UCS2,MONO_OSX\"\r\nmsbuild pythonnet.sln /nologo /v:quiet /t:Clean;Rebuild /p:Platform=x64 /p:PythonInteropFile=\"interop36.cs\" /p:Configuration=ReleaseMono /p:DefineConstants=\"PYTHON36,PYTHON3,UCS4,MONO_LINUX\"\r\n```\r\nWhen execute nPython.exe in Windows and try to import System, I can do it successfully:\r\n```terminal\r\nC:\\Users\\Alex\\Lean\\Launcher\\bin\\Debug\u003enPython.exe\r\nPython 3.6.4 (v3.6.4:d48eceb, Dec 19 2017, 06:54:40) [MSC v.1900 64 bit (AMD64)] on win32\r\nType \"help\", \"copyright\", \"credits\" or \"license\" for more information.\r\n\u003e\u003e\u003e from clr import AddReference\r\n\u003e\u003e\u003e ref = AddReference(\"System\")\r\n\u003e\u003e\u003e ref.FullName\r\n'System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'\r\n\u003e\u003e\u003e import System\r\n\u003e\u003e\u003e\r\n```\r\nIn Linux:\r\n```terminal\r\nroot@52578947ccd3:~/Lean/Launcher/bin/Debug# mono nPython.exe\r\nPython 3.6.4 |Anaconda, Inc.| (default, Jan 16 2018, 18:12:19)\r\n[GCC 7.2.0] on linux\r\nType \"help\", \"copyright\", \"credits\" or \"license\" for more information.\r\n\u003e\u003e\u003e from clr import AddReference\r\n\u003e\u003e\u003e ref = AddReference(\"System\")\r\n\u003e\u003e\u003e ref.FullName\r\n'System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'\r\n\u003e\u003e\u003e import System\r\n\u003e\u003e\u003e\r\n```\r\nHowever, in macOS High Sierra:\r\n```\r\nAlexandres-Mac:Debug alex$ mono nPython.exe \r\nPython 3.6.4 |Anaconda, Inc.| (default, Jan 16 2018, 12:06:34) \r\n[GCC 4.2.1 Compatible Clang 4.0.1 (tags/RELEASE_401/final)] on darwin\r\nType \"help\", \"copyright\", \"credits\" or \"license\" for more information.\r\n\u003e\u003e\u003e from clr import AddReference\r\n\u003e\u003e\u003e ref = AddReference(\"System\")\r\n\u003e\u003e\u003e ref.FullName\r\n'System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'\r\n\u003e\u003e\u003e import System\r\nTraceback (most recent call last):\r\n  File \"\u003cstdin\u003e\", line 1, in \u003cmodule\u003e\r\nModuleNotFoundError: No module named 'System'\r\n```\r\n\r\nWe added the symbolic link to the mono in python lib:\r\n```terminal\r\nAlexandres-Mac:lib alex$ pwd\r\n/Users/alex/anaconda3/lib\r\nAlexandres-Mac:lib alex$ ls -lrt mono*\r\nlrwxr-xr-x  1 alex  staff  60 Mar  9 04:07 mono -\u003e /Library/Frameworks/Mono.framework/Versions/Current/lib/mono\r\n```","author":{"url":"https://github.com/AlexCatarino","@type":"Person","name":"AlexCatarino"},"datePublished":"2018-03-09T23:04:12.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":4},"url":"https://github.com/643/pythonnet/issues/643"}