setup.py 文件源码

def run(self):
        """Install the package in install mode.

        super().run() does not install dependencies when running
        ``python setup.py install`` (pypa/setuptools#456).
        """
        if 'bdist_wheel' in sys.argv:
            # do not use eggs, but wheels
            super().run()
        else:
            # force install of deps' eggs during setup.py install
            self.do_egg_install()
        self.generate_file_from_template(TEMPLATE_FILES, BASE_ENV,
                                         prefix=BASE_ENV,
                                         syslog_args=SYSLOG_ARGS)
        # data_files is not enough when installing from PyPI
        for file in ETC_FILES:
            shutil.copy2(file, Path(BASE_ENV) / file)

        self.create_pid_folder()