1 files changed, 4 insertions, 0 deletions
diff --git a/Python/pytime.c b/Python/pytime.c
index cd769707186..2b37cd991ef 100644
--- a/Python/pytime.c
+++ b/Python/pytime.c
@@ -387,6 +387,10 @@ pytime_object_to_denominator(PyObject *obj, time_t *sec, long *numerator,
         *sec = _PyLong_AsTime_t(obj);
         *numerator = 0;
         if (*sec == (time_t)-1 && PyErr_Occurred()) {
+            if (PyErr_ExceptionMatches(PyExc_TypeError)) {
+                PyErr_Format(PyExc_TypeError,
+                             "argument must be int or float, not %T", obj);
+            }
             return -1;
         }
         return 0;