Most work is to be done in PptxPainter and _pptxdefaults. PptxChain should have all methods needed.
PptxChain:
Method _sigtest returns a list of tuples (one per column) with sig_test results.
Method _add_test_letter_to_columnlabels add t letter to column labels
To-do pptx_defaults:
Add t-test boolean parameter to default_chart dict. Set default to false.
Add t-test results parameter to default_chart_dict. Set default to None.
To-do PptxPainter
Ignore 'test' type when selecting category types in method _queue_slideitems
If T-test is requested: After drafting chart, edit draft to set T-test parameters.
Add method _show_datalabels
Add method _editdatalabel to class
Add method _editdatalabels to class
Edit method _addchart to include t-test results if t-test is requested and more than one series and t-test results actually exits.
Most work is to be done in PptxPainter and _pptxdefaults. PptxChain should have all methods needed.
PptxChain: Method _sigtest returns a list of tuples (one per column) with sig_test results. Method _add_test_letter_to_columnlabels add t letter to column labels
To-do pptx_defaults:
To-do PptxPainter