def commit(self):
self.cancel()
self.warning()
self.Error.imputation_failed.clear()
self.Error.model_based_imputer_sparse.clear()
summary = len(self.data) if self.data else self.info.NoOutput
detail = format_summary_details(self.data) if self.data else ""
self.info.set_output_summary(summary, detail)
if not self.data or not self.varmodel.rowCount():
self.Outputs.data.send(self.data)
self.modified = False
return
data = self.data
impute_state = [
(i, var, self.get_method_for_column(i))
for i, var in enumerate(self.varmodel)
]
# normalize to the effective method bypasing AsDefault
impute_state = [
(i, var, m.method if isinstance(m, AsDefault) else m)
for i, var, m in impute_state
]
def impute_one(method, var, data):
# type: (impute.BaseImputeMethod, Variable, Table) -> Any
# Readability counts, pylint: disable=no-else-raise
if isinstance(method, impute.Model) and data.is_sparse():
raise SparseNotSupported()
elif isinstance(method, impute.DropInstances):
return RowMask(method(data, var))
elif not method.supports_variable(var):
raise VariableNotSupported(var)
else:
return method(data, var)
futures = []
for _, var, method in impute_state:
f = self.executor.submit(
impute_one, copy.deepcopy(method), var, data)
futures.append(f)
w = qconcurrent.FutureSetWatcher(futures)
w.doneAll.connect(self.__commit_finish)
w.progressChanged.connect(self.__progress_changed)
self.__task = Task(futures, w)
self.progressBarInit()
self.setInvalidated(True)
def commit(self):
self.cancel()
self.warning()
self.Error.imputation_failed.clear()
self.Error.model_based_imputer_sparse.clear()
if self.data is None or len(self.data) == 0 or len(self.varmodel) == 0:
self.Outputs.data.send(self.data)
self.modified = False
return
data = self.data
impute_state = [(i, var, self.get_method_for_column(i))
for i, var in enumerate(self.varmodel)]
# normalize to the effective method bypasing AsDefault
impute_state = [(i, var, m.method if isinstance(m, AsDefault) else m)
for i, var, m in impute_state]
def impute_one(method, var, data):
# type: (impute.BaseImputeMethod, Variable, Table) -> Any
if isinstance(method, impute.Model) and data.is_sparse():
raise SparseNotSupported()
elif isinstance(method, impute.DropInstances):
return RowMask(method(data, var))
elif not method.supports_variable(var):
raise VariableNotSupported(var)
else:
return method(data, var)
futures = []
for _, var, method in impute_state:
f = self.executor.submit(impute_one, copy.deepcopy(method), var,
data)
futures.append(f)
w = qconcurrent.FutureSetWatcher(futures)
w.doneAll.connect(self.__commit_finish)
w.progressChanged.connect(self.__progress_changed)
self.__task = Task(futures, w)
self.progressBarInit(processEvents=False)
self.setBlocking(True)
