c6ee8ee45b7b854fa2731b6f238e223ec24e1cab,yellowbrick/features/manifold.py,Manifold,transform,#Manifold#,344

Before Change

        Xprime : array-like of shape (n, 2)
            Returns the 2-dimensional embedding of the instances.
        
        try:
            return self.manifold.transform(X)
        except AttributeError as e:
            raise AttributeError(str(e) + " try using fit_transform instead.")

    def draw(self, X, y=None):
        
        Draws the points described by X and colored by the points in y. Can be
        called multiple times before finalize to add more scatter plots to the

After Change

        it is yet to be implemented in sklearn.
        
        // Because some manifolds do not have transform we cannot call super
        try:
            Xp = self.manifold.transform(X)
            self.draw(Xp, y)
            return Xp
        except NotFittedError:
             raise NotFitted.from_estimator(self, "transform")
        except AttributeError:
            name = self.manifold.__class__.__name__
            raise ModelError((
                "{} requires data to be simultaneously fit and transformed, "
                "use fit_transform instead").format(name)
            )
                    
        return Xp

    def draw(self, Xp, y=None):
        // Calls draw method from super class which draws scatter plot.

Instances