AbstractLowCodeLoadOptionsProvider class

Implementation to provide multiple load options for processes that use multiple inputs(such as template files).

The AbstractLowCodeLoadOptionsProvider type exposes the following members:

Property	Description
current	Gets the load options from which to load data of currently processed part.

Method	Description
`move_next(self)`	Checks whether there is more input.
`finish(self, part)`	Releases resources after processing currently part of input.

For example, SpreadsheetMerger feature requires multiple template files to merge.