From 0b94a7cdb34b5ce010dfacf958608c497819aaea Mon Sep 17 00:00:00 2001 From: Lukas Koch Date: Sun, 8 Mar 2026 16:14:49 +0100 Subject: [PATCH] Fix value masking for (tri)contour. --- src/mpl_toolkits/basemap/__init__.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/mpl_toolkits/basemap/__init__.py b/src/mpl_toolkits/basemap/__init__.py index 46458b95b..64577fc5b 100644 --- a/src/mpl_toolkits/basemap/__init__.py +++ b/src/mpl_toolkits/basemap/__init__.py @@ -3538,8 +3538,8 @@ def contour(self,x,y,data,*args,**kwargs): masked=True else: masked=False - mask = np.logical_or(xself.xmax,y>self.xmax) + mask = np.logical_and(np.logical_and(x>=self.xmin, x<=self.xmax), + np.logical_and(y>=self.ymin, y<=self.ymax)) x = np.compress(mask,x) y = np.compress(mask,y) data = np.compress(mask,data)