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Skip tolerance check whether if the new or the old value are not numeric

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This commit is contained in:
Fabio Manganiello 2019-08-14 22:49:18 +02:00
parent 4a34fcd7fd
commit 8462f474f7
1 changed files with 2 additions and 1 deletions
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3
platypush/backend/sensor/__init__.py
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@ -123,6 +123,7 @@ class SensorBackend(Backend):
try: try:
v = float(v) v = float(v)
old_v = float(self.data.get(k))
except (TypeError, ValueError): except (TypeError, ValueError):
isNaN = True isNaN = True
@ -136,7 +137,7 @@ class SensorBackend(Backend):
pass pass
if tolerance is None or isNaN or \ if tolerance is None or isNaN or \
abs(v - self.data.get(k)) >= tolerance: abs(v - old_v) >= tolerance:
ret[k] = v ret[k] = v
return ret return ret