更改distutils使用的gcc版本

sudo apt-get install gcc-<version>

/usr/lib/python3.8/distutils

if self.compiler == 'unix':
    # Unix platform
    if self.compiler_so == 'gcc':
        # GCC compiler
        self.set_executable('compiler_so', ['gcc'])
        self.set_executable('linker_so', ['gcc'])

if self.compiler == 'unix':
    # Unix platform
    if self.compiler_so == 'gcc':
        # GCC compiler
        self.set_executable('compiler_so', ['/usr/bin/gcc-7'])
        self.set_executable('linker_so', ['/usr/bin/gcc-7'])