# Module Structure

[![Screenshot 2025-04-19 at 16.31.15.png](https://docs.finmars.com/uploads/images/gallery/2025-04/scaled-1680-/screenshot-2025-04-19-at-16-31-15.png)](https://docs.finmars.com/uploads/images/gallery/2025-04/screenshot-2025-04-19-at-16-31-15.png)  
  
**data\_transformer.ipynb** - main jupyter python script that works with Finmars REST API to calculate all metrics and export results as .json into same folder  
  
**experts.json** - meta file with all information about expert and its portfolios and closing periods, it used in **data\_transformer.ipynb  
  
expert\_portfolios.json -** result file that used in Dashboard Layout to output all the calculation to User Interface  
  
**expert\_N\_result.json -** result file of single expert, tmp file, used to be concatenated into single result file **data\_transformer.ipynb**  
  
**experts\_mock.json** - example file of expected structure in experts.json  
  
**experts\_portfolios\_mock** - example file of expected result of **data\_transformer.ipynb  
  
index.html -** actual dashboard page that showed in Finmars Dashboard Layout