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environment_sensors
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limit the queries to the last 12 hours

This commit is contained in:
Andreas Zweili 2019-10-21 19:27:33 +02:00
parent e7e72f1e31
commit 9841c3232d
1 changed files with 7 additions and 3 deletions
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10
sensors/collector/plot.py
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@ -1,10 +1,14 @@
from datetime import timedelta
from django.utils import timezone
from plotly.offline import plot
from plotly.graph_objs import Scatter
from collector.models import Temperature, Humidity, Pressure
start_time = timezone.now() - timedelta(hours=12)
def temperature():
data = Temperature.objects.all()[30:]
data = Temperature.objects.filter(time__gt=start_time)
x_axis = []
y_axis = []
for point in data:
@ -19,7 +23,7 @@ def temperature():
def humidity():
data = Humidity.objects.all()[30:]
data = Humidity.objects.filter(time__gt=start_time)
x_axis = []
y_axis = []
for point in data:
@ -34,7 +38,7 @@ def humidity():
def pressure():
data = Pressure.objects.all()[30:]
data = Pressure.objects.filter(time__gt=start_time)
x_axis = []
y_axis = []
for point in data: