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When I am trying to install cx_Oracle on pypy3, I am getting the below error message:

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  Using cached https://files.pythonhosted.org/packages/5e/e3/cfd4f413f8d47dd2aee09273d9bb3ee6aa7384e0a04e191d703c2199eb93/cx_Oracle-7.3.0.tar.gz
Installing collected packages: cx-Oracle
  Running setup.py install for cx-Oracle ... error
    ERROR: Command errored out with exit status 1:
     command: 'C:\Users\ANAND_RA\Downloads\pypy3.6-v7.3.0-win32\pypy3.6-v7.3.0-win32\pypy3.exe' -u -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'C:\\Users\\ANAND_~1\\AppData\\Local\\Temp\\pip-install-ad2wy
'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' install --record 'C:\Users\ANAND_~1\AppData\Local\Temp\pip-record-z5uxsatb\install-r
         cwd: C:\Users\ANAND_~1\AppData\Local\Temp\pip-install-ad2wywdp\cx-Oracle\
    Complete output (5 lines):
    running install
    running build
    running build_ext
    building 'cx_Oracle' extension
    error: Microsoft Visual C++ 14.1 is required. Get it with "Build Tools for Visual Studio": https://visualstudio.microsoft.com/downloads/
    ----------------------------------------
ERROR: Command errored out with exit status 1: 'C:\Users\ANAND_RA\Downloads\pypy3.6-v7.3.0-win32\pypy3.6-v7.3.0-win32\pypy3.exe' -u -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'C:\\Users\\ANAND_~1\\AppDat
.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' install --record 'C:\Users\ANAND_~1\AppData\Local\T
WARNING: You are using pip version 19.2.3, however version 20.0.2 is available.
You should consider upgrading via the 'python -m pip install --upgrade pip' command.

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Below are the versions if Python and pypy3 in my machine:

Python 3.6.9 (1608da62bfc7, Dec 23 2019, 12:38:24) [PyPy 7.3.0 with MSC v.1911 32 bit]

I tried to search for a solution to overcome this error message. However, I couldn't find any. So, asking this as a new question. Thanks, Anand

Christopher Jones
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Anand Rajakrishnan
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1 Answers1

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You need to install visual studio: https://visualstudio.microsoft.com/downloads/

Please refer: https://cx-oracle.readthedocs.io/en/latest/user_guide/installation.html

Summit
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  • Hi Summit/mattip, I added following components from Visual Studio 2017: Static analysis tools .NET Framework 4.6.1 SDK .NET Framework 4.6.1 targeting pack ClickOnce Publishing NuGet package manager TypeScript 3.1 SDK Visual Studio C++ core features Visual C++ 2017 Redistributable Update VC++ 2017 version 15.9 v14.16 latest v141 tools Windows 10 SDK (10.0.17763.0) Windows Universal CRT SDK Windows 8.1 SDK C++/CLI support VC++ 2015.3 v14.00 (v140) toolset for desktop Testing tools core features NuGet targets and build tasks. Still I am getting the same error. – Anand Rajakrishnan Mar 05 '20 at 13:19
  • After installing the below components, I restarted my machine and was able to install cx_Oracle on pypy3: Static analysis tools ,.NET Framework 4.6.1 SDK ,.NET Framework 4.6.1 targeting pack ,ClickOnce Publishing ,NuGet package manager ,TypeScript 3.1 SDK ,Visual Studio C++ core features ,Visual C++ 2017 Redistributable Update ,VC++ 2017 version 15.9 v14.16 latest v141 tools ,Windows 10 SDK (10.0.17763.0) ,Windows Universal CRT SDK ,Windows 8.1 SDK ,C++/CLI support ,VC++ 2015.3 v14.00 (v140) toolset for desktop ,Testing tools core features ,NuGet targets and build tasks – Anand Rajakrishnan Mar 05 '20 at 14:21