How to calculate a square root?

import math

print(math.sqrt(49))

How to calculate a trigonometric function?

import math

print(math.sin(math.pi / 2))

How to calculate an exponential function?

import math

print(math.exp(1.0) == math.e)

How to calculate a logarithm?

import math

print(math.log(256, 2))

See also

The builtin math module contains mathematical functions similar to a scientific calculator. In the module, you find various trigonometric and exponential functions. In addition the two constants pi and e are included.

math documentation