[3.6] Fix typo in idlelib.config_key.py (GH-2322) (#2323)

(cherry picked from commit a0e911b)

diff --git a/Lib/idlelib/config_key.py b/Lib/idlelib/config_key.py
index 26022934c3300a9e5d3537f63772fe790d673569..479d6ad313e35f22f5de7b2eb094cf4d45079d7f 100644 (file)
--- a/Lib/idlelib/config_key.py
+++ b/Lib/idlelib/config_key.py
@@ -186,7 +186,7 @@ class GetKeysDialog(Toplevel):
 
     def LoadFinalKeyList(self):
         #these tuples are also available for use in validity checks
-        self.functionKeys=('F1','F2','F2','F4','F5','F6','F7','F8','F9',
+        self.functionKeys=('F1','F2','F3','F4','F5','F6','F7','F8','F9',
                 'F10','F11','F12')
         self.alphanumKeys=tuple(string.ascii_lowercase+string.digits)
         self.punctuationKeys=tuple('~!@#%^&*()_-+={}[]|;:,.<>/?')