input: Below is an instruction that describes a task. Write a response that appropriately completes the request.
  
  ### Instruction:
  Write a Python code snippet that produces the following output:
  
  ### Input:
  
  
  ### Output:
  for i in range(7):
      for j in range(7):
          if (i + j) % 2 == 0:
              print('#', end='')
          else:
              print(' ', end='')
      print()
output:     for i in range(7):
          for j in range(7):
              if (i + j) % 2 == 0:
                  print('#', end='')
              else:
                  print(' ', end='')
          print()