Update polar.py to fix matplotlib issue 2541

Rickkwa · Rickkwa · commit 4aba7dca49ed · 2014-03-07T00:35:13.000-05:00
diff --git a/lib/matplotlib/projections/polar.py b/lib/matplotlib/projections/polar.py
@@ -151,6 +151,7 @@ def transform_non_affine(self, xy):
 
         theta -= theta_offset
         theta *= theta_direction
+        theta = theta % (2 * np.pi)
 
         r += rmin
 
