def __init__(self, _parent, _files_specifications):
self.__data_vectors_accessor_group__ = DataVectorsAccessorGroup()
count = len(_files_specifications)
progressManager = ProgressDialogManager(_parent,
label_text=("Preparing data"),
max_value=count)
with progressManager as progress:
for idx in range(count):
if (progress.wasCanceled()):
break
progress.increaseCounter()
vector_accessor = get_data_accessor_from_file_specification(
_parent, _files_specifications[idx])
self.__data_vectors_accessor_group__.addDataVectorAccessor(
vector_accessor)
