common.py 文件源码

def _get_netrc_login_info(self, netrc_machine=None):
        username = None
        password = None
        netrc_machine = netrc_machine or self._NETRC_MACHINE

        if self._downloader.params.get('usenetrc', False):
            try:
                info = netrc.netrc().authenticators(netrc_machine)
                if info is not None:
                    username = info[0]
                    password = info[2]
                else:
                    raise netrc.NetrcParseError(
                        'No authenticators for %s' % netrc_machine)
            except (IOError, netrc.NetrcParseError) as err:
                self._downloader.report_warning(
                    'parsing .netrc: %s' % error_to_compat_str(err))

        return username, password