code: def contourf(f, vertexlabels=None, **kwargs):
      '''Filled contour plot on a 2D triangle of a function evaluated at
      barycentric 2-simplex points.
  
      Function signature is identical to :func:`contour` with the caveat that
      ``**kwargs`` are passed on to :func:`plt.tricontourf`.'''
      return _contour(f, vertexlabels, contourfunc=plt.tricontourf, **kwargsf contourf(f, vertexlabels=None, **kwargs):
      '''Filled contour plot on a 2D triangle of a function evaluated at
      barycentric 2-simplex points.
  
      Function signature is identical to :func:`contour` with the caveat that
      ``**kwargs`` are passed on to :func:`plt.tricontourf`.'''
      return _contour(f, vertexlabels, contourfunc=plt.tricontourf, **kwargs)
docs: Filled contour plot on a 2D triangle of a function evaluated at
      barycentric 2-simplex points.
  
      Function signature is identical to :func:`contour` with the caveat that
      ``**kwargs`` are passed on to :func:`plt.tricontourf`.