def get_element_mass(self, element):
        """
        Determine the masses of elements in the package.

        :returns: [kg] An array of element masses. The sequence of the elements
          in the result corresponds with the sequence of elements in the
          element list of the material.
        """

        result = [0]
        for compound in self.material.compounds:
            c = self.get_compound_mass(compound)
            f = [c * x for x in emf(compound, [element])]
            result = [v+f[ix] for ix, v in enumerate(result)]

        return result[0]
def get_element_mass(self, element):
        """
        Determine the masses of elements in the package.

        :returns: [kg] An array of element masses. The sequence of the elements
          in the result corresponds with the sequence of elements in the
          element list of the material.
        """

        result = [0]
        for compound in self.material.compounds:
            c = self.get_compound_mass(compound)
            f = [c * x for x in emf(compound, [element])]
            result = [v+f[ix] for ix, v in enumerate(result)]

        return result[0]
def get_element_mass ( self , element ) : result = [ 0 ] for compound in self . material . compounds : c = self . get_compound_mass ( compound ) f = [ c * x for x in emf ( compound , [ element ] ) ] result = [ v + f [ ix ] for ix , v in enumerate ( result ) ] return result [ 0 ]
Determine the masses of elements in the package.

        :returns: [kg] An array of element masses. The sequence of the elements
          in the result corresponds with the sequence of elements in the
          element list of the material.
Determine the masses of elements in the package .