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Allow printing the number of states returned by history and time it took to extract. (#5973)

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Andrey 2017-02-14 07:48:53 +02:00 committed by Paulus Schoutsen
parent 36c196f9e8
commit e70b7ab509
1 changed files with 12 additions and 2 deletions
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14
homeassistant/components/history.py
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@ -8,6 +8,9 @@ import asyncio
from collections import defaultdict from collections import defaultdict
from datetime import timedelta from datetime import timedelta
from itertools import groupby from itertools import groupby
import logging
import time
import voluptuous as vol import voluptuous as vol
from homeassistant.const import ( from homeassistant.const import (
@ -19,6 +22,8 @@ from homeassistant.components.frontend import register_built_in_panel
from homeassistant.components.http import HomeAssistantView from homeassistant.components.http import HomeAssistantView
from homeassistant.const import ATTR_HIDDEN from homeassistant.const import ATTR_HIDDEN
_LOGGER = logging.getLogger(__name__)
DOMAIN = 'history' DOMAIN = 'history'
DEPENDENCIES = ['recorder', 'http'] DEPENDENCIES = ['recorder', 'http']
@ -215,6 +220,7 @@ class HistoryPeriodView(HomeAssistantView):
@asyncio.coroutine @asyncio.coroutine
def get(self, request, datetime=None): def get(self, request, datetime=None):
"""Return history over a period of time.""" """Return history over a period of time."""
timer_start = time.perf_counter()
if datetime: if datetime:
datetime = dt_util.parse_datetime(datetime) datetime = dt_util.parse_datetime(datetime)
@ -239,8 +245,12 @@ class HistoryPeriodView(HomeAssistantView):
result = yield from request.app['hass'].loop.run_in_executor( result = yield from request.app['hass'].loop.run_in_executor(
None, get_significant_states, start_time, end_time, entity_id, None, get_significant_states, start_time, end_time, entity_id,
self.filters) self.filters)
result = result.values()
return self.json(result.values()) if _LOGGER.isEnabledFor(logging.DEBUG):
elapsed = time.perf_counter() - timer_start
_LOGGER.debug(
'Extracted %d states in %fs', sum(map(len, result)), elapsed)
return self.json(result)
class Filters(object): class Filters(object):