Internal change

PiperOrigin-RevId: 453518316

pybind11_abseil/absl_casters.h

@@ -115,15 +115,28 @@ struct type_caster<absl::Duration> {
 
   // Conversion part 1 (Python->C++)
   bool load(handle src, bool convert) {
-    // Ensure that absl::Duration is converted from a Python datetime.timedelta.
-    if (!convert || !hasattr(src, "days") || !hasattr(src, "seconds") ||
-        !hasattr(src, "microseconds")) {
+    if (!convert) {
       return false;
     }
-    value = absl::Hours(24 * GetInt64Attr(src, "days")) +
-            absl::Seconds(GetInt64Attr(src, "seconds")) +
-            absl::Microseconds(GetInt64Attr(src, "microseconds"));
-    return true;
+    if (PyFloat_Check(src.ptr())) {
+      value = absl::Seconds(src.cast<double>());
+      return true;
+    } else if (PyLong_Check(src.ptr())) {
+      value = absl::Seconds(src.cast<int64_t>());
+      return true;
+    } else {
+      // Ensure that absl::Duration is converted from a Python
+      // datetime.timedelta.
+      if (!hasattr(src, "days") || !hasattr(src, "seconds") ||
+          !hasattr(src, "microseconds")) {
+        return false;
+      }
+      value = absl::Hours(24 * GetInt64Attr(src, "days")) +
+              absl::Seconds(GetInt64Attr(src, "seconds")) +
+              absl::Microseconds(GetInt64Attr(src, "microseconds"));
+      return true;
+    }
+    return false;
   }
 
   // Conversion part 2 (C++ -> Python)

pybind11_abseil/tests/absl_test.py

@@ -46,6 +46,19 @@ class AbslTimeTest(parameterized.TestCase):
     duration = datetime.timedelta(seconds=self.NEGATIVE_SECS)
     self.assertTrue(absl_example.check_duration(duration, self.NEGATIVE_SECS))
 
+  def test_pass_float_duration(self):
+    self.assertTrue(
+        absl_example.check_duration(self.POSITIVE_SECS, self.POSITIVE_SECS))
+
+  def test_pass_integer_duration(self):
+    self.assertTrue(
+        absl_example.check_duration(self.SECONDS_IN_DAY, self.SECONDS_IN_DAY))
+
+  def test_duration_integer_overflow(self):
+    duration = 2**129
+    with self.assertRaises(RuntimeError):
+      absl_example.check_duration(duration, duration)
+
   def test_return_datetime(self):
     secs = self.TEST_DATETIME.timestamp()
     local_tz = tz.gettz()