def from_quantity_units(cls, quantity, information_unit, duration_unit):
"""
Initialise a new speed object from a quantity and unit string.
:param quantity: The number of the unit.
:param information_unit: The information part of the unit, e.g. 'GiB'.
:param duration_unit: The duration part of the unit, e.g. 'week'.
:return: A `Speed` object representing the quantity and unit.
"""
information = Information.from_quantity_unit(quantity, information_unit)
duration = Duration.from_quantity_unit(1, duration_unit)
return Speed(information, duration)
def p_duration_number_duration_unit_duration(self, p):
'duration : NUMBER DURATION_UNIT duration'
logger.debug('duration = number %s, duration unit %s, duration %s',
p[1], p[2], p[3])
duration = Duration.from_quantity_unit(p[1], p[2])
p[0] = duration + p[3]
def test_from_quantity_unit(self):
self.assertEqual(Duration.from_quantity_unit(1.35, 'hours'),
Duration(hours=1.35))
def p_duration_duration_unit(self, p):
'duration : DURATION_UNIT'
logger.debug('duration = 1 of duration unit %s', p[1])
p[0] = Duration.from_quantity_unit(1, p[1])