Python_Pattern_2.py

# Python code to demonstrate star pattern.

# Function to demonstrate printing pattern triangle.
def triangle(n):

    # number of spaces
    k = n - 1

    # Outer loop to handle number spaces
    for i in range(0, n):

        # inner loop to handle number spaces 
        # values changing acc. to requirement
        for j in range(0, k):
            print(end=" ")

        # decrementing k after each loop
        k = k - 1

        # inner loop to handle number of columns
        # values changing acc. to outer loop
        for j in range(0, i+1):

            # printing stars
            print("*", end=" ")

        # ending line after each row
        print("\r")

# Driver Code
n = 7
triangle(n)