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New: State.last_updated represents creation date

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This commit is contained in:
Paulus Schoutsen 2015-01-19 00:00:01 -08:00
parent 9d933f517b
commit 8d0bddac6c
1 changed files with 6 additions and 6 deletions
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12
homeassistant/__init__.py
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@ -426,9 +426,11 @@ class State(object):
state: the state of the entity
attributes: extra information on entity and state
last_changed: last time the state was changed, not the attributes.
last_updated: last time this object was updated.
"""
__slots__ = ['entity_id', 'state', 'attributes', 'last_changed']
__slots__ = ['entity_id', 'state', 'attributes',
'last_changed', 'last_updated']
def __init__(self, entity_id, state, attributes=None, last_changed=None):
if not ENTITY_ID_PATTERN.match(entity_id):
@ -439,13 +441,14 @@ class State(object):
self.entity_id = entity_id
self.state = state
self.attributes = attributes or {}
self.last_updated = dt.datetime.now()
# Strip microsecond from last_changed else we cannot guarantee
# state == State.from_dict(state.as_dict())
# This behavior occurs because to_dict uses datetime_to_str
# which does not preserve microseconds
self.last_changed = util.strip_microseconds(
last_changed or dt.datetime.now())
last_changed or self.last_updated)
def copy(self):
""" Creates a copy of itself. """
@ -527,15 +530,12 @@ class StateMachine(object):
def get_since(self, point_in_time):
"""
Returns all states that have been changed since point_in_time.
Note: States keep track of last_changed -without- microseconds.
Therefore your point_in_time will also be stripped of microseconds.
"""
point_in_time = util.strip_microseconds(point_in_time)
with self._lock:
return [state for state in self._states.values()
if state.last_changed >= point_in_time]
if state.last_updated >= point_in_time]
def is_state(self, entity_id, state):
""" Returns True if entity exists and is specified state. """