How to Fix 'Missing 'mysql.h' Header File' Error When Installing mysqlclient with pip?

pip install mysqlclient error: 'mysql.h' header file is missing

Question:

Using pip to install the mysqlclient library failed with the error: "fatal error C1083: Cannot open include file: 'mysql.h': No such file or directory."

Solution:

Building the mysqlclient extension on Windows systems requires the mysql.h header file. To work around this issue, you can download unofficial Windows binaries that work with specific Python versions.

Steps to install unofficial Windows binaries:

1. Visit the following website: https://www.php.cn/link/b27c40f1f7fb35fcf65d89dc29748e29

2. Find the binary that best suits your version of Python (for example, mysqlclient-1.3.13-cp36-cp36m-win_amd64.whl).

3. Download the .whl file.

4. Install the downloaded binaries using pip:

   pip install "下载文件的路径"

Example:

To install unofficial Windows binaries for 64-bit Python 3.6, download the mysqlclient-1.3.13-cp36-cp36m-win_amd64.whl file. Then, run in command prompt or terminal:

pip install mysqlclient-1.3.13-cp36-cp36m-win_amd64.whl

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