linfo2335-programming-paradigms/project-3/regex/code/code1313.py

def approx_pi(i):        
    n = 0
    pi = 0
    while n <= i :
        j = ((-1)**n)/((2*n) +1)
        pi += 4*j
        n+=1
    print(pi)
    return pi
    print(pi)