Module -> notebook conversion
get_py_files(path)
Get all py files in a direcotry
get_cells_one_nb(path, file_name)
For py file in path get a return list of strings
Each item in list will corrospond to the contents of a cell in a notebook
write_code_cell(code)
take a piece of code and write it to a code cell
py_to_nb(py_path, nb_pth)
Write jupyter notebooks based on py files in py_path