本文整理匯總了Python中safe.impact_function.impact_function.ImpactFunction.datastore方法的典型用法代碼示例。如果您正苦於以下問題：Python ImpactFunction.datastore方法的具體用法？Python ImpactFunction.datastore怎麽用？Python ImpactFunction.datastore使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類safe.impact_function.impact_function.ImpactFunction的用法示例。
在下文中一共展示了ImpactFunction.datastore方法的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: run_task
# 需要導入模塊: from safe.impact_function.impact_function import ImpactFunction [as 別名]
# 或者: from safe.impact_function.impact_function.ImpactFunction import datastore [as 別名]
def run_task(self, task_item, status_item, count=0, index=''):
"""Run a single task.
:param task_item: Table task_item containing task name / details.
:type task_item: QTableWidgetItem
:param status_item: Table task_item that holds the task status.
:type status_item: QTableWidgetItem
:param count: Count of scenarios that have been run already.
:type count:
:param index: The index for the table item that will be run.
:type index: int
:returns: Flag indicating if the task succeeded or not.
:rtype: bool
"""
self.enable_busy_cursor()
for layer_group in self.layer_group_container:
layer_group.setItemVisibilityChecked(False)
# set status to 'running'
status_item.setText(self.tr('Running'))
# .. see also:: :func:`appendRow` to understand the next 2 lines
variant = task_item.data(QtCore.Qt.UserRole)
value = variant[0]
result = True
if isinstance(value, str):
filename = value
# run script
try:
self.run_script(filename)
# set status to 'OK'
status_item.setText(self.tr('Script OK'))
except Exception as e: # pylint: disable=W0703
# set status to 'fail'
status_item.setText(self.tr('Script Fail'))
LOGGER.exception(
'Running macro failed. The exception: ' + str(e))
result = False
elif isinstance(value, dict):
# start in new project if toggle is active
if self.start_in_new_project:
self.iface.newProject()
# create layer group
group_name = value['scenario_name']
self.layer_group = self.root.addGroup(group_name)
self.layer_group_container.append(self.layer_group)
# Its a dict containing files for a scenario
success, parameters = self.prepare_task(value)
if not success:
# set status to 'running'
status_item.setText(self.tr('Please update scenario'))
self.disable_busy_cursor()
return False
directory = self.output_directory.text()
if self.scenario_directory_radio.isChecked():
directory = self.source_directory.text()
output_directory = os.path.join(directory, group_name)
if not os.path.exists(output_directory):
os.makedirs(output_directory)
# If impact function parameters loaded successfully, initiate IF.
impact_function = ImpactFunction()
impact_function.datastore = Folder(output_directory)
impact_function.datastore.default_vector_format = "geojson"
impact_function.hazard = parameters[layer_purpose_hazard['key']]
impact_function.exposure = (
parameters[layer_purpose_exposure['key']])
if parameters[layer_purpose_aggregation['key']]:
impact_function.aggregation = (
parameters[layer_purpose_aggregation['key']])
elif parameters['extent']:
impact_function.requested_extent = parameters['extent']
impact_function.crs = parameters['crs']
prepare_status, prepare_message = impact_function.prepare()
if prepare_status == PREPARE_SUCCESS:
LOGGER.info('Impact function ready')
status, message = impact_function.run()
if status == ANALYSIS_SUCCESS:
status_item.setText(self.tr('Analysis Success'))
impact_layer = impact_function.impact
if impact_layer.isValid():
layer_list = [
impact_layer,
impact_function.analysis_impacted,
parameters[layer_purpose_hazard['key']],
parameters[layer_purpose_exposure['key']],
parameters[layer_purpose_aggregation['key']]]
QgsProject.instance().addMapLayers(
layer_list, False)
for layer in layer_list:
self.layer_group.addLayer(layer)
#.........這裏部分代碼省略.........