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from scrapy.webservice import JsonResource
from scrapy.utils.engine import get_engine_status
class EngineStatusResource(JsonResource):
ws_name = 'enginestatus'
def __init__(self, crawler, spider_name=None):
JsonResource.__init__(self, crawler)
self._spider_name = spider_name
self.isLeaf = spider_name is not None
def render_GET(self, txrequest):
status = get_engine_status(self.crawler.engine)
if self._spider_name is None:
return status
for sp, st in status['spiders'].items():
if sp.name == self._spider_name:
return st
def getChild(self, name, txrequest):
return EngineStatusResource(name, self.crawler)
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