Two financial calculators

In the next chapter, many basic financial concepts and formulas will be introduced and discussed. Usually, when taking corporate finance or financial management, students rely on either Excel or a financial calculator to conduct their estimations. Since Python is the computational tool, a financial calculator written in Python would definitely enhance our understanding of both finance and Python.

Here is the first financial calculator, written in Python, from Numpy.lib.financial; see the following code:

>>> import numpy.lib.financial as fin
>>> dir(fin)
['__all__', '__builtins__', '__cached__', '__doc__', '__file__', '__loader__', '__name__', '__package__', '__spec__', '_convert_when', '_g_div_gp', '_rbl', '_when_to_num', 'absolute_import', 'division', 'fv', 'ipmt', 'irr&apos...