ldist.py 文件源码

def _install_dist_package(self):
        # Get the name of the package that we just built
        package_name = self.distribution.get_name()
        # Get the dist directory that bdist_wheel put the package in
        # Create the lambda build dir
        self._lambda_build_dir = os.path.join('build', 'ldist-'+package_name)
        try:
            if os.path.exists(self._lambda_build_dir):
                shutil.rmtree(self._lambda_build_dir)
            log.info('creating {}'.format(self._lambda_build_dir))
            os.makedirs(self._lambda_build_dir)
        except OSError as exc:
            if exc.errno == errno.EEXIST and os.path.isdir(self._lambda_build_dir):
                pass
            else:
                raise DistutilsInternalError('{} already exists and is not a directory'.format(self._lambda_build_dir))
        log.info('installing package {} from {} into {}'.format(package_name,
                                                                self._dist_dir,
                                                                self._lambda_build_dir))
        pip = Popen(['pip', 'install',
                     '-f', self._dist_dir,
                     '-t', self._lambda_build_dir, package_name],
                    stdout=PIPE, stderr=PIPE)
        stdout, stderr = pip.communicate()
        log.debug("pip stdout: {}".format(stdout))
        log.debug("pip stderr: {}".format(stderr))

        if pip.returncode is not 0:
            raise DistutilsPlatformError('pip returned unsuccessfully')