docs: def clean_temp():
      """
      -----
      Brief
      -----
      Function for cleaning the temporary folder inside the package.
  
      -----------
      Description
      -----------
      Data processing may generate temporary files that occupy the storage of the computer.
  
      This function allows the user to clean the temporary files when necessary.
  
      source:
      https://stackoverflow.com/questions/185936/how-to-delete-the-contents-of-a-folder-in-python
      """
  
      folder = 'tempOST'
      for the_file in os.listdir(folder):
          file_path = os.path.join(folder, the_file)
          try:
              if os.path.isfile(file_path):
                  os.unlink(file_path)
          except Exception as exception:
              print(exception)