def get_range(self, obj=None, family_name=None, unit_system=None):
""" Returns (left, right) tuple signifying format range for plotting
typically. """
from scimath.units.unit_manager import unit_manager
# for now, assume we can get the family_name from the obj, if needed
if family_name==None:
family_name = obj.family_name
# If unit_system is None, sets to default system, or looks up string
unit_system = unit_manager.get_unit_system(unit_system)
return self.ranges[family_name][unit_system.name.lower()]
def get_range(self, obj=None, family_name=None, unit_system=None):
""" Returns (left, right) tuple signifying format range for plotting
typically. """
from scimath.units.unit_manager import unit_manager
# for now, assume we can get the family_name from the obj, if needed
if family_name is None:
family_name = obj.family_name
# If unit_system is None, sets to default system, or looks up string
unit_system = unit_manager.get_unit_system(unit_system)
return self.ranges[family_name][unit_system.name.lower()]
def test_conversion_tracks_parents(self):
""" Test that a _converted_from traits is set appropriately.
Quantity converted from another quantity via change_unit_system has
the _converted_from trait set appropriately.
"""
metric_system = unit_manager.get_unit_system("METRIC")
metric_depth = metric_system.units("depth")
q1 = Quantity(32, units="m", family_name="depth")
q2 = q1.change_unit_system("IMPERIAL")
q3 = q2.change_unit_system("METRIC")
self.assertEqual(q1, q2._converted_from, "Conversion failed to track conversion parent.")
self.assertEqual(q2, q3._converted_from, "Conversion failed to track conversion parent.")
return
def test_conversion_tracks_parents(self):
""" Test that a _converted_from traits is set appropriately.
Quantity converted from another quantity via change_unit_system has
the _converted_from trait set appropriately.
"""
metric_system = unit_manager.get_unit_system('METRIC')
metric_depth = metric_system.units('depth')
q1 = Quantity(32, units='m', family_name='depth')
q2 = q1.change_unit_system('IMPERIAL')
q3 = q2.change_unit_system('METRIC')
self.assertEqual(q1, q2._converted_from,
"Conversion failed to track conversion parent.")
self.assertEqual(q2, q3._converted_from,
"Conversion failed to track conversion parent.")
return
def _get_unit_system(unit_system=None):
from scimath.units.unit_manager import unit_manager
return unit_manager.get_unit_system(unit_system)
def _get_unit_system(unit_system=None):
from scimath.units.unit_manager import unit_manager
return unit_manager.get_unit_system(unit_system)