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-rw-r--r--Modules/rotormodule.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/Modules/rotormodule.c b/Modules/rotormodule.c
index dcca0c6..6759244 100644
--- a/Modules/rotormodule.c
+++ b/Modules/rotormodule.c
@@ -620,4 +620,8 @@ initrotor(void)
{
Rotor_Type.ob_type = &PyType_Type;
(void)Py_InitModule("rotor", rotor_methods);
+ if (PyErr_Warn(PyExc_DeprecationWarning,
+ "the rotor module uses an insecure algorithm "
+ "and is deprecated") < 0)
+ return;
}