numtraits.py
def identify_unit_framework(target_unit):
    """
    Identify whether the user is requesting unit validation against
    astropy.units, pint, or quantities.
    """

    if HAS_ASTROPY:

        from astropy.units import UnitBase

        if isinstance(target_unit, UnitBase):

            return ASTROPY

    if HAS_PINT:

        from pint.unit import UnitsContainer

        if hasattr(target_unit, 'dimensionality') and isinstance(target_unit.dimensionality, UnitsContainer):

            return PINT

    if HAS_QUANTITIES:

        from quantities.unitquantity import IrreducibleUnit
        from quantities import Quantity

        if isinstance(target_unit, IrreducibleUnit) or isinstance(target_unit, Quantity):

            return QUANTITIES

    raise TraitError("Could not identify unit framework for target unit of type {0}".format(type(target_unit).__name__))
def identify_unit_framework(target_unit):
    """
    Identify whether the user is requesting unit validation against
    astropy.units, pint, or quantities.
    """

    if HAS_ASTROPY:

        from astropy.units import UnitBase

        if isinstance(target_unit, UnitBase):

            return ASTROPY

    if HAS_PINT:

        from pint.unit import UnitsContainer

        if hasattr(target_unit, 'dimensionality') and isinstance(target_unit.dimensionality, UnitsContainer):

            return PINT

    if HAS_QUANTITIES:

        from quantities.unitquantity import IrreducibleUnit
        from quantities import Quantity

        if isinstance(target_unit, IrreducibleUnit) or isinstance(target_unit, Quantity):

            return QUANTITIES

    raise TraitError("Could not identify unit framework for target unit of type {0}".format(type(target_unit).__name__))
def identify_unit_framework ( target_unit ) : if HAS_ASTROPY : from astropy . units import UnitBase if isinstance ( target_unit , UnitBase ) : return ASTROPY if HAS_PINT : from pint . unit import UnitsContainer if hasattr ( target_unit , 'dimensionality' ) and isinstance ( target_unit . dimensionality , UnitsContainer ) : return PINT if HAS_QUANTITIES : from quantities . unitquantity import IrreducibleUnit from quantities import Quantity if isinstance ( target_unit , IrreducibleUnit ) or isinstance ( target_unit , Quantity ) : return QUANTITIES raise TraitError ( "Could not identify unit framework for target unit of type {0}" . format ( type ( target_unit ) . __name__ ) )
Identify whether the user is requesting unit validation against
    astropy.units, pint, or quantities.
Identify whether the user is requesting unit validation against astropy . units pint or quantities .