added logging around mismatched data

bakerkj / weewx-purpleair

WeeWx Extension to pull data from the local interface of a Purple Air air quality sensor

GNU General Public License v2.0

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added logging around mismatched data #20

Closed jonathankoren closed 3 years ago

jonathankoren commented 3 years ago

Added INFOs and ERRORs around mismatched data.

One of my channels recently went out of band, and I noticed the error when visiting the Purple Air site. Now, if the two channels differ more than 20%, an error is logged.