def picometers(self, value):
self._value = multiplyIfNotNone(value, MetricPrefix.Pico)
return
def kilometers(self, value):
self._value = multiplyIfNotNone(value, MetricPrefix.Kilo)
return
def nanometers(self, value):
self._value = multiplyIfNotNone(value, MetricPrefix.Nano)
return
def micrometers(self, value):
self._value = multiplyIfNotNone(value, MetricPrefix.Micro)
return
def centimeters(self, value):
self._value = multiplyIfNotNone(value, MetricPrefix.Centi)
return
def __mul__(self, other):
self.checkType(
expectedType=NumberTypes,
value=other,
exceptionMessage='Lengths can only be multiplied by numbers.')
return Length(meters=multiplyIfNotNone(self.meters, other))
def __neg__(self):
return Length(meters=multiplyIfNotNone(self.meters, -1))