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Fix filter_out: nan filer (#486)

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* Fix filter_out nan filter

Fixes https://github.com/esphome/issues/issues/138

* Add test
This commit is contained in:
Otto Winter 2019-03-18 15:07:20 +01:00
parent 948adfd28c
commit 4452473735
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2 changed files with 4 additions and 0 deletions
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3
esphome/cpp_generator.py
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@ -1,4 +1,5 @@
from collections import OrderedDict from collections import OrderedDict
import math
from esphome.core import CORE, HexInt, Lambda, TimePeriod, TimePeriodMicroseconds, \ from esphome.core import CORE, HexInt, Lambda, TimePeriod, TimePeriodMicroseconds, \
TimePeriodMilliseconds, TimePeriodSeconds, TimePeriodMinutes TimePeriodMilliseconds, TimePeriodSeconds, TimePeriodMinutes
@ -260,6 +261,8 @@ class FloatLiteral(Literal):
self.float_ = value self.float_ = value
def __str__(self): def __str__(self):
if math.isnan(self.float_):
return u"NAN"
return u"{:f}f".format(self.float_) return u"{:f}f".format(self.float_)

1
tests/test1.yaml
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@ -173,6 +173,7 @@ sensor:
- 40.0 -> 45.0 - 40.0 -> 45.0
- 100.0 -> 102.5 - 100.0 -> 102.5
- filter_out: 42.0 - filter_out: 42.0
- filter_out: nan
- sliding_window_moving_average: - sliding_window_moving_average:
window_size: 15 window_size: 15
send_every: 15 send_every: 15