numpy.irr() in Python

numpy.irr(values) : This financial function helps user to compute IRR Value i.e. Internal Rate of Return ie. “average” periodically compounded rate of return.

Parameters :
values : [array-like] Input cash flows per time period. net “deposits” are negative and net “withdrawals” are positive
Return : Internal Rate of Return for periodic input values.

Code: 

Python3

# Python program explaining
# irr() function

import numpy as np
'''
Question :

    Investment = 500
    Withdrawals at regular interval : 50, 31, 3, 11
'''

Solution = np.irr([-500, 50, 31, 3, 11])

print("Solution - Internal Rate of Return : ", Solution)

Output:

Solution - Internal Rate of Return :  -0.5296447721512683