53 lines
No EOL
1.4 KiB
Python
53 lines
No EOL
1.4 KiB
Python
import holoviews as hv
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import pandas as pd
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from django.utils import timezone
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from bokeh.models import HoverTool
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from dateutil.relativedelta import relativedelta
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from .models import Status
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def moodstats(mindate=None, maxdate=None, days=7):
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hv.extension('bokeh')
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maxdate = maxdate or timezone.now()
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mindate = mindate or (maxdate - relativedelta(days=days))
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tooltips = [
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('Date', '@date{%F %H:%M}'),
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('Value', '@value')
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]
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formatters = {
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'@date': 'datetime'
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}
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hover = HoverTool(tooltips=tooltips, formatters=formatters)
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pointdict = {"date": [], "value": [], "color": []}
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for status in Status.objects.filter(timestamp__gte=mindate, timestamp__lte=maxdate):
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if status.mood:
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pointdict["date"].append(status.timestamp)
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pointdict["value"].append(status.mood.value)
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pointdict["color"].append(status.mood.color)
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pointframe = pd.DataFrame.from_dict(pointdict)
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points = hv.Points(pointframe)
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points.opts(
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tools=[hover], color='color', cmap='Category20',
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line_color='black', size=25,
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width=600, height=400, show_grid=True,
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title='Your Mood Entries')
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pointtuples = [(pointdict["date"][i], pointdict["value"][i]) for i in range(len(pointdict["date"]))]
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line = hv.Curve(pointtuples)
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output = points * line
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output.opts(tools=["xwheel_zoom"])
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return output |