Complete the function in Python2 only, no other language. please consider the constraints as multiple hidden test cases need to be passed.

everything is clearly present in snapshot attached.

You are given an odd number N. You have to calculate the odd factorial of N. Odd Factorial is defined as the product of all the odcrumbers from 1 - N, inclusive. As the answer can be large output it modulo 10^9 + 7. Input Format The first line contains an integer. N, denoting the given number Constraints