Problem $2$: The value of pi can be estimated using the equation given below

$\frac{{}^3}{32}={\displaystyle \underset{n=0}{\overset{}{}}}\frac{(-1{)}^n}{(2n+1{)}^3}$

A Python code has been provided for this problem, but there seems to be a problem with the

code. How can you fix it$?$ Provide the solution in Python $[30$ Points$].$