Traceback (most recent call last):
File "/tmp/jqcore/jqboson/jqboson/core/entry.py", line 379, in _run
engine.start()
File "/tmp/jqcore/jqboson/jqboson/core/engine.py", line 231, in start
self._dispatcher.start()
File "/tmp/jqcore/jqboson/jqboson/core/dispatcher.py", line 280, in start
self._run_loop()
File "/tmp/jqcore/jqboson/jqboson/core/dispatcher.py", line 240, in _run_loop
self._loop.run()
File "/tmp/jqcore/jqboson/jqboson/core/loop/loop.py", line 107, in run
self._handle_queue()
File "/tmp/jqcore/jqboson/jqboson/core/loop/loop.py", line 153, in _handle_queue
message.callback(**message.callback_data)
File "/tmp/jqcore/jqboson/jqboson/core/dispatcher.py", line 110, in callback
self._event_bus.emit(evt)
File "/tmp/jqcore/jqboson/jqboson/core/bus.py", line 47, in emit
ret.append(call(event))
File "/tmp/jqcore/jqboson/jqboson/core/strategy.py", line 408, in _wrapper
return cb(self._context.strategy_environment.strategy_context, **cb_kwargs)
File "/tmp/strategy/user_code.py", line 307, in mainHerd
herdSign = calHerdSign(eachIndex,pastDay)
File "/tmp/strategy/user_code.py", line 112, in calHerdSign
olsResult = pd.stats.api.ols(y = stockRInfo[index],x = stockRInfo[['Rmt','Rmt2']])
AttributeError: module 'pandas' has no attribute 'stats'