Star Diamond.py

def pattern(n):
     k = 2 * n - 2
     for i in range(0, n):
          for j in range(0 , k):
               print(end=" ")
          k = k - 1
          for j in range(0 , i + 1 ):
               print("* ", end="")
          print(" ")
     k = n - 2
     for i in range(n , -1, -1):
          for j in range(k , 0 , -1): 
               print(end=" ")
          k=k+1
          for j in range(0 , i + 1):
                print("* ", end="")
          print(" ")
 
pattern(5)