>>> from impostos import impostos
>>> round(impostos(123.0,'A'), 2)
0.0
>>> round(impostos(23.0,'P'), 2)
0.0
>>> round(impostos(23.0,'E'), 2)
1.15
>>> round(impostos(23.0,'A') ,2)
2.3
>>> round(impostos(9.6,'E'), 2)
0.72
>>> round(impostos(8.6,'A') ,2)
1.29
>>> round(impostos(0.61,'E'), 2)
0.06
>>> round(impostos(0.76,'A') ,2)
0.15