Index: Lib/test/test_datetime.py
===================================================================
--- Lib/test/test_datetime.py	(Revision 62520)
+++ Lib/test/test_datetime.py	(Arbeitskopie)
@@ -234,6 +234,9 @@
         eq(a//10, td(0, 7*24*360))
         eq(a//3600000, td(0, 0, 7*24*1000))
 
+        eq(a//b, 10080)
+        eq(b/a, 1/10080)
+
     def test_disallowed_computations(self):
         a = timedelta(42)
 
Index: Modules/datetimemodule.c
===================================================================
--- Modules/datetimemodule.c	(Revision 62520)
+++ Modules/datetimemodule.c	(Arbeitskopie)
@@ -1656,6 +1656,30 @@
 }
 
 static PyObject *
+anydivide_timedelta_timedelta(PyDateTime_Delta *left, PyDateTime_Delta *right, PyObject* (*operator)(PyObject*, PyObject*))
+{
+	PyObject *pyus_left;
+	PyObject *pyus_right;
+	PyObject *result;
+
+	pyus_left = delta_to_microseconds(left);
+	if (pyus_left == NULL)
+		return NULL;
+
+	pyus_right = delta_to_microseconds(right);
+	if (pyus_right == NULL)
+	{
+		Py_DECREF(pyus_left);
+		return NULL;
+	}
+
+	result = operator(pyus_left, pyus_right);
+	Py_DECREF(pyus_left);
+	Py_DECREF(pyus_right);
+	return result;
+}
+
+static PyObject *
 delta_add(PyObject *left, PyObject *right)
 {
 	PyObject *result = Py_NotImplemented;
@@ -1808,6 +1832,11 @@
 			result = divide_timedelta_int(
 					(PyDateTime_Delta *)left,
 					right);
+		if (PyDelta_Check(right))
+			result = anydivide_timedelta_timedelta(
+					(PyDateTime_Delta *)left,
+					(PyDateTime_Delta *)right,
+					PyNumber_Divide);
 	}
 
 	if (result == Py_NotImplemented)
@@ -1815,6 +1844,24 @@
 	return result;
 }
 
+static PyObject *
+delta_truedivide(PyObject *left, PyObject *right)
+{
+	PyObject *result = Py_NotImplemented;
+
+	if (PyDelta_Check(left)) {
+		if (PyDelta_Check(right))
+			result = anydivide_timedelta_timedelta(
+					(PyDateTime_Delta *)left,
+					(PyDateTime_Delta *)right,
+					PyNumber_TrueDivide);
+	}
+
+	if (result == Py_NotImplemented)
+		Py_INCREF(result);
+	return result;
+}
+
 /* Fold in the value of the tag ("seconds", "weeks", etc) component of a
  * timedelta constructor.  sofar is the # of microseconds accounted for
  * so far, and there are factor microseconds per current unit, the number
@@ -2147,7 +2194,7 @@
 	0,					/*nb_inplace_xor*/
 	0,					/*nb_inplace_or*/
 	delta_divide,				/* nb_floor_divide */
-	0,					/* nb_true_divide */
+	delta_truedivide,			/* nb_true_divide */
 	0,					/* nb_inplace_floor_divide */
 	0,					/* nb_inplace_true_divide */
 };