python f string format float code example

Example 1: f string float format

>>> a = 10.1234
>>> f'{a:.2f}'
'10.12'

Example 2: f-string ponto decimal python

valor_hora_trabalho = float(input("Valor por hora trabalhada: "))
horas_trabalhadas = float(input("Horas trabalhadas: "))

salario  = valor_hora_trabalho * horas_trabalhadas

print(f"Salário do mês: R${salario:.2f}")

Example 3: python format float

>>> x = 13.949999999999999999
>>> x
13.95
>>> g = float("{:.2f}".format(x))
>>> g
13.95
>>> x == g
True
>>> h = round(x, 2)
>>> h
13.95
>>> x == h
True

Example 4: python 3 f string float format

#!/usr/bin/env python3

val = 12.3

print(f'{val:.2f}')
print(f'{val:.5f}')

Example 5: python f-string padding

#!/usr/bin/env python3

name = 'Peter'
age = 23

print('%s is %d years old' % (name, age))
print('{} is {} years old'.format(name, age))
print(f'{name} is {age} years old')