我在Ubuntu上安装了Python 2.7.15rci和Python 3.6.7。当我在virtualenv上执行“点列表”时，它返回我：
Django (2.1.5)
pip (9.0.1)
pkg-resources (0.0.0)
pytz (2018.9)
setuptools (39.0.1)
wheel (0.32.3)
我正在尝试安装mysqlclient（pip install mysqlclient）并返回错误。
unable to execute 'x86_64-linux-gnu-gcc': No such file or directory
error: command 'x86_64-linux-gnu-gcc' failed with exit status 1
----------------------------------------
Failed building wheel for mysqlclient
Running setup.py clean for mysqlclient
Failed to build mysqlclient
Installing collected packages: mysqlclient
Running setup.py install for mysqlclient ... error
Complete output from command /home/david/env/project/bin/python3 -u -c "import setuptools, tokenize;__file__='/tmp/pip-build-pq18uxjj/mysqlclient/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-y28h4ou0-record/install-record.txt --single-version-externally-managed …