使用命令安装失败：
C:Program Files (x86)PythonPython37-32Scripts>pip3.7.exe install mysqlclient Collecting mysqlclient Using cached https://files.pythonhosted.org/packages/f4/f1/3bb6f64ca7a429729413e6556b7ba5976df06019a5245a43d36032f1061e/mysqlclient-1.4.2.post1.tar.gz Installing collected packages: mysqlclient Running setup.py install for mysqlclient ... error ERROR: Complete output from command 'c:program files (x86)pythonpython37-32python.exe' -u -c 'import setuptools, tokenize;__file__='"'"'C:\Users\Wayde\AppData\Local\Temp\pip-install-q0t7bxx3\mysqlclient\setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"' '"'"', '"'"' '"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' install --record 'C:UsersWaydeAppDataLocalTemppip-record-6afkxr9minstall-record.txt' --single-version-externally-managed --compile: ERROR: running install running build running build_py creating build creating buildlib.win32-3.7 creating buildlib.win32-3.7MySQLdb copying MySQLdb\__init__.py -> buildlib.win32-3.7MySQLdb copying MySQLdb\_exceptions.py -> buildlib.win32-3.7MySQLdb copying MySQLdbcompat.py -> buildlib.win32-3.7MySQLdb copying MySQLdbconnections.py -> buildlib.win32-3.7MySQLdb copying MySQLdbconverters.py -> buildlib.win32-3.7MySQLdb copying MySQLdbcursors.py -> buildlib.win32-3.7MySQLdb copying MySQLdb elease.py -> buildlib.win32-3.7MySQLdb copying MySQLdb imes.py -> buildlib.win32-3.7MySQLdb creating buildlib.win32-3.7MySQLdbconstants copying MySQLdbconstants\__init__.py -> buildlib.win32-3.7MySQLdbconstants copying MySQLdbconstantsCLIENT.py -> buildlib.win32-3.7MySQLdbconstants copying MySQLdbconstantsCR.py -> buildlib.win32-3.7MySQLdbconstants copying MySQLdbconstantsER.py -> buildlib.win32-3.7MySQLdbconstants copying MySQLdbconstantsFIELD_TYPE.py -> buildlib.win32-3.7MySQLdbconstants copying MySQLdbconstantsFLAG.py -> buildlib.win32-3.7MySQLdbconstants running build_ext building 'MySQLdb._mysql' extension creating build emp.win32-3.7 creating build emp.win32-3.7Release creating build emp.win32-3.7ReleaseMySQLdb C:Program Files (x86)Microsoft Visual Studio2017ProfessionalVCToolsMSVC14.16.27023inHostX86x86cl.exe /c /nologo /Ox /W3 /GL /DNDEBUG /MD -Dversion_info=(1,4,2,'post',1) -D__version__=1.4.2.post1 "-IC:Program Files (x86)MySQLMySQL Connector C 6.1includemariadb" "-Ic:program files (x86)pythonpython37-32include" "-Ic:program files (x86)pythonpython37-32include" "-IC:Program Files (x86)Microsoft Visual Studio2017ProfessionalVCToolsMSVC14.16.27023ATLMFCinclude" "-IC:Program Files (x86)Microsoft Visual Studio2017ProfessionalVCToolsMSVC14.16.27023include" "-IC:Program Files (x86)Windows KitsNETFXSDK4.6.1includeum" "-IC:Program Files (x86)Windows Kits10include10.0.17763.0ucrt" "-IC:Program Files (x86)Windows Kits10include10.0.17763.0shared" "-IC:Program Files (x86)Windows Kits10include10.0.17763.0um" "-IC:Program Files (x86)Windows Kits10include10.0.17763.0winrt" "-IC:Program Files (x86)Windows Kits10include10.0.17763.0cppwinrt" /TcMySQLdb/_mysql.c /Fobuild emp.win32-3.7ReleaseMySQLdb/_mysql.obj /Zl /D_CRT_SECURE_NO_WARNINGS _mysql.c MySQLdb/_mysql.c(29): fatal error C1083: 无法打开包括文件: “mysql.h”: No such file or directory error: command 'C:\Program Files (x86)\Microsoft Visual Studio\2017\Professional\VC\Tools\MSVC\14.16.27023\bin\HostX86\x86\cl.exe' failed with exit status 2 ---------------------------------------- ERROR: Command "'c:program files (x86)pythonpython37-32python.exe' -u -c 'import setuptools, tokenize;__file__='"'"'C:\Users\Wayde\AppData\Local\Temp\pip-install-q0t7bxx3\mysqlclient\setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"' '"'"', '"'"' '"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' install --record 'C:UsersWaydeAppDataLocalTemppip-record-6afkxr9minstall-record.txt' --single-version-externally-managed --compile" failed with error code 1 in C:UsersWaydeAppDataLocalTemppip-install-q0t7bxx3mysqlclient
解决方法：
到这个网站下载自己对应的版本到本地，然后进行安装 ：
https://www.lfd.uci.edu/~gohlke/pythonlibs/#mysqlclient
C:Program Files (x86)PythonPython37-32Scripts>pip3.7.exe install F:Downloadsmysqlclient-1.4.2-cp37-cp37m-win32.whl Processing f:downloadsmysqlclient-1.4.2-cp37-cp37m-win32.whl Installing collected packages: mysqlclient Successfully installed mysqlclient-1.4.2
安装成功