How to fix Python ModuleNotFoundError: No module named 'paho'

Problem:

When running your Python script, you see an error message like

traceback.txt
Traceback (most recent call last):
    File "test.py", line 2, in <module>
        import paho.mqtt.client as mqtt
ModuleNotFoundError: No module named 'paho'

Solution

Install the paho-mqtt package using

install_paho.sh
pip install -U paho-mqtt

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