# Write a Python Program to print hollow half diamond hash pattern # python program to print # hollow half diamond star    # function to print hollow# half diamond stardef hollow_half_diamond(N):          # this for loop is for     # printing upper half     for i in range( 1, N + 1):        for j in range(1, i + 1):                          # this is the condition to             # print "#" only on the            # boundaries            if i == j or j == 1:                print("#", end =" ")                              # print " "(space) on the rest            # of the area            else:                print(" ", end =" ")        print()          # this for loop is to print lower half    for i in range(N - 1, 0, -1):                  for j in range(1, i + 1):                          if j == 1 or i == j:                print("#", end =" ")                          else:                print(" ", end =" ")                  print()  # Driver Codeif __name__ == "__main__":    N = 7    hollow_half_diamond( N )  