import csv

   with open('employees.csv', 'w', newline='') as file:
       writer = csv.writer(file)
       writer.writerow(['Name', 'Age', 'Department'])
       writer.writerow(['Ali', 25, 'IT'])
       writer.writerow(['Sara', 30, 'HR'])

   with open('employees.csv', 'r') as file:
       reader = csv.reader(file)
       for row in reader:
           print(row)
   

   import json

   config = {
       'setting1': 'value1',
       'setting2': 'value2',
       'setting3': 'value3'
   }

   with open('config.json', 'w') as file:
       json.dump(config, file)

   with open('config.json', 'r') as file:
       settings = json.load(file)
       print(settings)