FIX : use canonical linestyles kwarg in contour

tacaswell · tacaswell · commit 154cd87cca03 · 2015-05-04T20:30:02.000-04:00
LineCollections can have their line style set either via the
explicit `linestyles` kwarg or via the imlicit `linestyle' which
is set via `Artist` level `set_*` magic.
diff --git a/lib/matplotlib/contour.py b/lib/matplotlib/contour.py
@@ -964,7 +964,7 @@ def __init__(self, ax, *args, **kwargs):
                     segs,
                     antialiaseds=aa,
                     linewidths=width,
-                    linestyle=[lstyle],
+                    linestyles=[lstyle],
                     alpha=self.alpha,
                     transform=self.get_transform(),
                     zorder=zorder)
