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jeffbass/imagehub.py

Last active April 12, 2020 17:25
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An Imagehub code snippet for my PyCon 2020 presentation
Raw
imagehub.py
#imagehub.py snippet
# (all the imports, logging setup hidden for now)
settings = Settings() # get settings from YAML file
hub = ImageHub(settings) # start ImageWriter, Timers, etc.
# forever event loop: receive & process images and text from imagenodes
while True:
try:
with Patience(hub.patience):
text, image = hub.receive_next()
except Patience.Timeout: # if no timely message from any node
hub.handle_timeout()
continue
reply = hub.process(text, image, settings)
hub.send_reply(reply)
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