code: def create_file_in_fs(file_data, file_name, file_system, static_dir):
      
      with file_system.open(combine(static_dir, file_name), 'wb') as f:
          f.write(file_data.encode('utf-8'))
docs: Writes file in specific file system.
  
      Arguments:
          file_data (str): Data to store into the file.
          file_name (str): File name of the file to be created.
          file_system (OSFS): Import file system.
          static_dir (str): The Directory to retrieve transcript file.