def __init__(self, manager, name, url, parser, fullname=None):
if isinstance(manager, DataSourceManager):
self.parent = None
self._generations = 1
self._sign = 1 << manager.sign_bit
self._cconfig = cconfig(name.lower(), conf=manager.ext_conf)
elif isinstance(manager, self.__class__):
parent = manager
manager = parent.manager
generations = parent._generations + 1
if generations > manager.max_generations:
raise ValueError(
'DataSource.__init__ "generations=%d" 超过最大值：%d' %
(generations, manager.max_generations))
self._generations = generations
self._sign = 0
self._cconfig = cconfig(name.lower(), parent)
parent._children[name.lower()] = self
parser = parser or parent.parser
else:
raise TypeError('DataSource.__init__ "manager" 类型错误：%s' %
manager.__class__)
self.manager = manager
self.url = url
self.parser = parser
self.fullname = fullname or name
self.req = None
self.update = None
self.itemlist = []
def __init__(self):
self._sign_all = 0
self._sign_bit = 0
self._valid = {}
self._conf = cconfig('ds', conf=self.ext_conf)
def init():
global allown_gevent_patch
patch_stdout()
argv = set(sys.argv[1:])
allown_gevent_patch = 'nogevent' not in argv
if allown_gevent_patch:
#设置优先使用的事件循环类型，优先应用命令行参数
#用法: python start.py looptype
# http://www.gevent.org/loop_impls.html
if 'libuv' in argv or 'libuv-cffi' in argv:
looptype = 'libuv-cffi'
elif 'libev-cffi' in argv:
looptype = 'libev-cffi'
elif 'libev' in argv or 'libev-cext' in argv:
looptype = 'libev-cext'
else:
gloop_conf = os.path.join(config_dir, 'gloop.conf')
gloop = cconfig('gloop', conf=gloop_conf)
gloop.add(['libuv-cffi', 'libev-cext', 'libev-cffi', 'nogevent'])
gloop.load()
allown_gevent_patch = not gloop.check('nogevent')
if allown_gevent_patch:
if gloop.check('libuv-cffi'):
looptype = 'libuv-cffi'
elif gloop.check('libev-cffi'):
looptype = 'libev-cffi'
elif gloop.check('libev-cext'):
looptype = 'libev-cext'
else:
looptype = None
gloop.close()
if allown_gevent_patch:
try:
import gevent
except ImportError:
wait_exit(
'无法找到 gevent 或者与 Python 版本不匹配，'
'请安装 gevent-1.3.0 以上版本，'
'或将相应 .egg 放到 %r 文件夹！\n'
'或者使用 nogevent 参数重新启动。',
packages,
exc_info=True)
if looptype:
try:
gevent._config.Loop.default.insert(0, looptype)
except:
pass
try:
import gevent.monkey
gevent.monkey.patch_all(os=False,
ssl=False,
subprocess=False,
signal=False)
except TypeError:
gevent.monkey.patch_all(os=False)
if get_looptype().startswith('libuv') and sys.platform.startswith(
'win'):
patch_gevent_socket()
replace_logging()
patch_time()
patch_builtins()
patch_configparser()
import logging
if allown_gevent_patch and gevent.__version__ < '1.3.0':
logging.warning('警告：请更新 gevent 至 1.3.0 以上版本！')
try:
import OpenSSL
except ImportError:
wait_exit(
'无法找到 pyOpenSSL，请安装 pyOpenSSL-16.0.0 以上版本，'
'或将相应 .egg 放到 %r 文件夹！',
packages,
exc_info=True)
try:
import dnslib
except ImportError:
wait_exit('无法找到 dnslib，请安装 dnslib-0.8.3 以上版本，'
'或将相应 .egg 放到 %r 文件夹！',
packages,
exc_info=True)