PP-Pattern/Holo Diamond Pattern.py at master · learncodesdaily/PP-Pattern · GitHub

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# Python program to print a hollow
# diamond pattern

def printPattern(n):
    k = 0;

    # Print upper triangle
    for i in range(1, n + 1):

        # Print spaces
        for j in range(1, n - i + 1):
            print(" ", end="")

            # Print #
        while (k != (2 * i - 1)):
            if (k == 0 or k == 2 * i - 2):
                print("*", end="")
            else:
                print(" ", end="")
            k = k + 1

        k = 0

        # move to next row
        print(""),

    n = n - 1

    # Print lower triangle
    for i in range(n, 0, -1):
        # Print spaces
        for j in range(0, n - i + 1):
            print(" ", end="")

            # Print #
        k = 0
        while (k != (2 * i - 1)):
            if (k == 0 or k == 2 * i - 2):
                print("*", end="")
            else:
                print(" ", end="")
            k = k + 1

        print(""),

    # Driver code


n = 6
printPattern(n)