code: def _isCompatible(self, other, reporter):
          
          anchor1 = self
          anchor2 = other
          # base names
          if anchor1.name != anchor2.name:
              reporter.nameDifference = True
              reporter.warning = True
docs: This is the environment implementation of
          :meth:`BaseAnchor.isCompatible`.
  
          Subclasses may override this method.