mqtt web sockets code publish.single(topic, payload,....does not work.
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The example code
Publish Using WebSockets in Python on a Raspberry Pi
does not work.
my python 3 code executes to the last line of the ThingSpeak example code
print ("There was an error while publishing the data.")
I have been successfully using the same channelID, writeAPIKey and mqttAPIKey with a Arduino for some time using code at
How do do I identify the error with the web sockets publish code.
i can print on Terminal the topic and payload strings. they appear correct.