feat(datetime): make the resulting Python datetime object timezone-aware (UTC)

See https://docs.python.org/3/library/datetime.html#aware-and-naive-objects

Author: Xmader

src/DateType.cc

@@ -20,8 +20,10 @@ DateType::DateType(JSContext *cx, JS::HandleObject dateObj) {
   JS_CallFunctionName(cx, dateObj, "getTime", args, &timeValue);
   double milliseconds = timeValue.toNumber();
 
-  PyObject *timestampArg = PyTuple_New(1);
+  PyObject *timestampArg = PyTuple_New(2);
   PyTuple_SetItem(timestampArg, 0, PyFloat_FromDouble(milliseconds / 1000));
+  PyTuple_SetItem(timestampArg, 1, PyDateTime_TimeZone_UTC); // Make the resulting Python datetime object timezone-aware
+                                                             // See https://docs.python.org/3/library/datetime.html#aware-and-naive-objects
   pyObject = PyDateTime_FromTimestamp(timestampArg);
   Py_DECREF(timestampArg);
 }

tests/js/js2py/datetime2.simple

@@ -52,7 +52,7 @@ def eq(date1, date2):
 def eqUnixTime(date, timet):
     import datetime
     global eq
-    return eq(date, datetime.datetime.utcfromtimestamp(timet))
+    return eq(date, datetime.datetime.fromtimestamp(timet, tz=datetime.timezone.utc))
 `);
 
 const eq = python.eval('eq');