11dbbf833199660f0a59791b6ddfc4163cd6a27d,enthought/chaco/contour_line_plot.py,ContourLinePlot,_update_levels,#ContourLinePlot#,150

Before Change

    def _update_levels(self):
         Updates the levels cache.
        
        low, high = self.value.get_bounds()
        if self.levels == "auto":
            self._levels = list(linspace(low, high, 10))
        elif isinstance(self.levels, int):
            self._levels = list(linspace(low, high, self.levels))
        else:
            self._levels = self.levels
        self._level_cache_valid = True
        self._contour_cache_valid = False
        self._widths_cache_valid = False
        self._styles_cache_valid = False

After Change

                self._cached_contours[level].append(transpose(trace))
        self._contour_cache_valid = True

    def _update_levels(self):
         Extends the parent method to also invalidate some other things 
        super(ContourLinePlot, self)._update_levels()
        self._contour_cache_valid = False
        self._widths_cache_valid = False
        self._styles_cache_valid = False

Instances