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Line 455, not 452 right?
FROM

log.debug('Final hertz value: {} BTS'.format(hertz_value))

TO

log.debug('Final hertz value: {} BTS'.format(final_hertz_value))

Good spot, thanks :)

Great to see our price feeds aligning now :D

I've added this change to the pull request, thanks for your help!

You got it. I should have included a link: https://github.com/wackou/bts_tools/pull/50/commits/6dab28a44cab034d6dc92227ce49201927b7ff9c (on the pull request it was 452) Either way, I am glad to see this coming all together.