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moodoki/stremlit_thread_gist.py

Created September 19, 2021 06:39
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Streamlit function cache threading
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stremlit_thread_gist.py
import streamlit as st
#CameraThread is a sub-class of threading.Thread
@st.cache(allow_output_mutation=True)
def get_or_create_camera_thread():
for th in threading.enumerate():
if th.name == 'CameraThread':
th.stop()
th.join()
cw = CameraThread(name='CameraThread')
cw.start()
return cw
cw = get_or_create_camera_thread()
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