def start_input(self):
"""Get start input as a python object.
This method iterates over the event history to find the
WorkflowExecutionStarted event and unserializes its input attribute.
The result is cached.
"""
if not hasattr(self, '_start_input'):
started_event = self.most_recent('WorkflowExecutionStarted')
input_attr = started_event.attrs['input']
self._start_input = serializing.loads(input_attr)
return self._start_input
def __init__(self, result, caller):
"""
:param result: Result structure from the API.
:param domain: A domain instance (optional). Needed for responses.
"""
self._caller = caller
self._domain = caller._domain
self.activity_id = result['activityId']
self.activity_type = ActivityType(result['activityType'])
self.input = serializing.loads(result['input'])
self.started_event_id = result['startedEventId']
self.task_token = result['taskToken']
self.workflow_execution = WorkflowExecution(
result['workflowExecution'], self)
def attrs(result):
"""Get event attributes.
:param result: An event structure returned from the API.
:returns: The attributes dict.
"""
event_type = result['eventType']
attributes_key = _attr_key_lookup[event_type]
ev_attrs = result[attributes_key]
for key in _auto_unserialize_attrs.get(event_type, []):
value = ev_attrs[key]
try:
ev_attrs[key] = serializing.loads(value)
except TypeError:
pass
return ev_attrs
