Inline and remove only usage of on_off

Carreau · Carreau · commit d4e40e0dd7a5 · 2026-02-18T14:04:27.000+01:00
Closes #15129
diff --git a/IPython/core/magic.py b/IPython/core/magic.py
@@ -64,11 +64,6 @@ class Bunch:
     pass
 
 
-def on_off(tag: int) -> str:
-    """Return an ON/OFF string for a 1/0 input. Simple utility function."""
-    return ["OFF", "ON"][tag]
-
-
 def compress_dhist(dh: list[str]) -> list[str]:
     """Compress a directory history into a new one with at most 20 entries.
 
diff --git a/IPython/core/magics/execution.py b/IPython/core/magics/execution.py
@@ -53,7 +53,6 @@
     magics_class,
     needs_local_scope,
     no_var_expand,
-    on_off,
     output_can_be_silenced,
 )
 from IPython.testing.skipdoctest import skip_doctest
@@ -434,7 +433,7 @@ def pdb(self, parameter_s=''):
 
         # set on the shell
         self.shell.call_pdb = new_pdb
-        print("Automatic pdb calling has been turned", on_off(new_pdb))
+        print("Automatic pdb calling has been turned", "ON" if new_pdb else "OFF")
 
     @magic_arguments.magic_arguments()
     @magic_arguments.argument('--breakpoint', '-b', metavar='FILE:LINE',
