How Can I Fix the 'Cannot Open Include File 'config-win.h'' Error During MySQL-Python Installation on Windows?

Resolving "Cannot Open Include File 'config-win.h'" Error during MySQL-Python Installation

Encountering the "Cannot Open Include File: 'config-win.h'" error while installing mysql-python through pip can be frustrating. This article provides a comprehensive solution to address this issue.

Background:

This error often occurs on Windows machines when the Visual Studio C environment is not configured correctly. Despite installing Visual Studio C and attempting both 32-bit and 64-bit installations, the issue persists on certain systems.

Addressing the Error:

The solution varies depending on the Windows architecture:

For 64-bit Windows

• Install using Wheel: Execute the following command:

pip install wheel

• Download from Gohlke's Repository: Visit http://www.lfd.uci.edu/~gohlke/pythonlibs/#mysql-python and download the appropriate wheel file:

  • For Python 3.x:

  pip install mysqlclient-1.3.8-cp36-cp36m-win_amd64.whl

  • For Python 2.7:

  pip install mysqlclient-1.3.8-cp27-cp27m-win_amd64.whl

Notes:

• Installing via the wheel file ensures that all necessary dependencies are met.
• The specific wheel file versions mentioned in the solution may need to be updated if newer versions are available.

Additional Troubleshooting:

• Restart your computer after installing the wheel file.
• Verify that your system path includes the Visual Studio C include directory.
• Consider reinstalling Visual Studio C and ensuring the correct architecture and version are installed.

By following these steps, you should be able to resolve the "Cannot Open Include File: 'config-win.h'" error and successfully install the mysql-python library on your Windows system.

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