def get_equilibrium_volume(self):
    'Return volume at equilibrium.'
    warnings.warn('BulkModulus.get_equilibrium_volume() is deprecated.Use BulkModulus.equilibrium_volume attribute.', DeprecationWarning)
    return self.equilibrium_volume
Return volume at equilibrium.
def get_equilibrium_volume(self):
    
    warnings.warn('BulkModulus.get_equilibrium_volume() is deprecated.Use BulkModulus.equilibrium_volume attribute.', DeprecationWarning)
    return self.equilibrium_volume