code: def plot(self, n=500, eigenvalues=None, sum=None, title=None,
               ax=None, **kwargs):
          r
          from pygsp.plotting import _plot_filter
          return _plot_filter(self, n=n, eigenvalues=eigenvalues, sum=sum,
                              title=title, ax=ax, **kwargs)
docs: r"""Docstring overloaded at import time.