TypeError: cannot pickle '_thread.lock' object about optionchainstream

[bivinbenny]

I am also facing same issue. Please check. Running on Windows 64 Bit Machine..

StreamData = OptionStream.create_option_chain()
for data in StreamData:
print(data)

---

TypeError Traceback (most recent call last)
in
1 StreamData = OptionStream.create_option_chain()
----> 2 for data in StreamData:
3 print(data)

~\anaconda3\lib\site-packages\optionchain_stream\option_chain.py in create_option_chain(self)
30 self.socketClient = WebsocketClient(self.api_key, self.api_secret, self.request_token, self.symbol, self.expiry)
31 # create streaming websocket data
---> 32 self.socketClient.queue_callBacks()
33 # Keep fetching streaming Queue
34 while 1:

~\anaconda3\lib\site-packages\optionchain_stream\websocket.py in queue_callBacks(self)
92 """
93 # Process to keep updating real time tick to DB
---> 94 Process(target=self.assign_callBacks,).start()
95 # Delay to let intial instrument DB sync
96 # For option chain to fetch value

~\anaconda3\lib\multiprocessing\process.py in start(self)
119 'daemonic processes are not allowed to have children'
120 _cleanup()
--> 121 self._popen = self._Popen(self)
122 self._sentinel = self._popen.sentinel
123 # Avoid a refcycle if the target function holds an indirect

~\anaconda3\lib\multiprocessing\context.py in _Popen(process_obj)
222 @staticmethod
223 def _Popen(process_obj):
--> 224 return _default_context.get_context().Process._Popen(process_obj)
225
226 class DefaultContext(BaseContext):

~\anaconda3\lib\multiprocessing\context.py in _Popen(process_obj)
325 def _Popen(process_obj):
326 from .popen_spawn_win32 import Popen
--> 327 return Popen(process_obj)
328
329 class SpawnContext(BaseContext):

~\anaconda3\lib\multiprocessing\popen_spawn_win32.py in init(self, process_obj)
91 try:
92 reduction.dump(prep_data, to_child)
---> 93 reduction.dump(process_obj, to_child)
94 finally:
95 set_spawning_popen(None)

~\anaconda3\lib\multiprocessing\reduction.py in dump(obj, file, protocol)
58 def dump(obj, file, protocol=None):
59 '''Replacement for pickle.dump() using ForkingPickler.'''
---> 60 ForkingPickler(file, protocol).dump(obj)
61
62 #

TypeError: cannot pickle '_thread.lock' object

[ranjanrak]

Hey @sriraj1122 @bivinbenny
Thanks for pointing out the thread handling issue. It's fixed and the package is updated. You can upgrade to the latest version by:
pip install optionchain_stream --upgrade

[sriraj1122]

Thanks so much @ranjanrak Appreciate your prompt response. This is a great module to get Option Chain with ease.