How to round off in Python

In python, there is a built in function for rounding off number. The function round() rounds off the given the number and returns a floating number.

Syntax:

round(number, number of digits)

• number – number to be rounded.
• number of digits –  rounds off to the given number of digits. If this is not provided,
  • if only an integer is given, then it will round off to the same integer. 
  • if a decimal number is given, then it will round off to the ceil integer after that if the decimal value has >=5, and it will round off to the floor integer if the decimal is <5.

Example:

print(round(7))

print(round(7.5))
print(round(7.4))
print(round(7.7))

print(round(7.3254,2))
print(round(7.3254,3))

Output:

7
8
7
8
7.33
7.325

Work out more examples on your own for better understanding.