Python

>>>import math
>>> math.pi
3.141592653589793

# import built in math module
import math

# Showing usage of pi function
print(math.pi)

import math #importing the math functions

pi = math.pi #getting the value of pi

print(pi) #printing the result

import math

value_Pi = math.pi

print(value_Pi)  		// 3.141592654....

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