def __mul__(self, other):
# TODO Move this to unit and CompositeUnit __rmul__
if isunit(other):
ret_val = copy(self)
if self.units:
ret_val.units = self.units * other
else:
ret_val.units = other
return ret_val
else:
return super(Tensor, self).__mul__(other)
def _init_units(self, units):
if isinstance(units, dict):
if self.__class__.default_delta.units.genre is CompositeUnit:
raise NotImplementedError
else:
units = units[self.__class__.default_delta.units.genre]
if type_checking_enabled:
if not isunit(units):
raise UnknownUnitError(units)
if sanity_checking_enabled:
# try to convert the default_delta's units to these
# units to see if they are compatible:
if self.__class__.default_delta is not None:
self.__class__.default_delta.units.to(units)
self._units = units
def __init__(self, molecule, units=None, details=None):
self._value = None
self.details = details
self.molecule = molecule
self.getter = None
if type_checking_enabled:
if not isinstance(self.molecule, Molecule):
raise TypeError("MolecularProperty initialization parameter"
" 'molecule' must be of type "
"Molecule (got {0})".format(
type(molecule).__name__))
if units is not None and not isunit(units):
raise TypeError("MolecularProperty initialization parameter"
" 'units' must be a unit or None")
self.units = units or self.default_units
def __truediv__(self, other):
if isunit(other):
ret_val = copy(self)
if self.units:
ret_val.units = self.units / other
else:
ret_val.units = other
return ret_val
else:
if hasattr(other, 'units'):
ret_val = super(Tensor, self).__truediv__(other)
ret_val.units = self.__div_units__(other)
return ret_val
else:
return super(Tensor, self).__truediv__(other)
