1 files changed, 8 insertions, 0 deletions
diff --git a/Lib/idlelib/PyShell.py b/Lib/idlelib/PyShell.py
index 90fc689..4a68b19 100755
--- a/Lib/idlelib/PyShell.py
+++ b/Lib/idlelib/PyShell.py
@@ -1547,6 +1547,14 @@ def main():
     root.withdraw()
     flist = PyShellFileList(root)
     macosxSupport.setupApp(root, flist)
+    
+    if macosxSupport.isAquaTk():
+        # There are some screwed up <2> class bindings for text
+        # widgets defined in Tk which we need to do away with.
+        # See issue #24801.
+        root.unbind_class('Text', '<B2>')
+        root.unbind_class('Text', '<B2-Motion>')
+        root.unbind_class('Text', '<<PasteSelection>>')
 
     if enable_edit:
         if not (cmd or script):