parameters: (self)
return_statement: return self.mass
docstring: Descend tree finding center of mass coordinates
          @return the mass of self node
docstring_summary: Descend tree finding center of mass coordinates
docstring_tokens: Descend tree finding center of mass coordinates
function: def hack_cofm(self):
          """
          Descend tree finding center of mass coordinates
          @return the mass of self node
          """
          return self.mass
function_tokens: def hack_cofm ( self ) : return self . mass