3abe21872cf528c3623d342a5ea8f398e9b5ad5b,lib/matplotlib/contour.py,ContourSet,_process_levels,#ContourSet#,1235

Before Change

        if self.extend in ("both", "min"):
            self._levels.insert(0, min(self.levels[0], self.zmin) - 1)
        if self.extend in ("both", "max"):
            self._levels.append(max(self.levels[-1], self.zmax) + 1)
        self._levels = np.asarray(self._levels)

        if not self.filled:
            self.layers = self.levels

After Change

        // Layer values are mid-way between levels in screen space.
        if self.logscale:
            // Avoid overflow by taking sqrt before multiplying.
            self.layers = (np.sqrt(self._levels[:-1])
                           * np.sqrt(self._levels[1:]))
        else:
            self.layers = 0.5 * (self._levels[:-1] + self._levels[1:])

    def _process_colors(self):

Instances