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-rw-r--r--Lib/test/test_zoneinfo/test_zoneinfo.py4
-rw-r--r--Misc/NEWS.d/next/Library/2020-06-18-10-34-59.bpo-41025.elf_nz.rst2
-rw-r--r--Modules/_zoneinfo.c2
3 files changed, 5 insertions, 3 deletions
diff --git a/Lib/test/test_zoneinfo/test_zoneinfo.py b/Lib/test/test_zoneinfo/test_zoneinfo.py
index 1f1fa60..8570326 100644
--- a/Lib/test/test_zoneinfo/test_zoneinfo.py
+++ b/Lib/test/test_zoneinfo/test_zoneinfo.py
@@ -462,7 +462,7 @@ class CZoneInfoDatetimeSubclassTest(DatetimeSubclassMixin, CZoneInfoTest):
pass
-class ZoneInfoTestSubclass(ZoneInfoTest):
+class ZoneInfoSubclassTest(ZoneInfoTest):
@classmethod
def setUpClass(cls):
super().setUpClass()
@@ -483,7 +483,7 @@ class ZoneInfoTestSubclass(ZoneInfoTest):
self.assertIsInstance(sub_obj, self.klass)
-class CZoneInfoTestSubclass(ZoneInfoTest):
+class CZoneInfoSubclassTest(ZoneInfoSubclassTest):
module = c_zoneinfo
diff --git a/Misc/NEWS.d/next/Library/2020-06-18-10-34-59.bpo-41025.elf_nz.rst b/Misc/NEWS.d/next/Library/2020-06-18-10-34-59.bpo-41025.elf_nz.rst
new file mode 100644
index 0000000..21e184d
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2020-06-18-10-34-59.bpo-41025.elf_nz.rst
@@ -0,0 +1,2 @@
+Fixed an issue preventing the C implementation of :class:`zoneinfo.ZoneInfo`
+from being subclassed.
diff --git a/Modules/_zoneinfo.c b/Modules/_zoneinfo.c
index bee84cb..12b3969 100644
--- a/Modules/_zoneinfo.c
+++ b/Modules/_zoneinfo.c
@@ -2557,7 +2557,7 @@ static PyMethodDef zoneinfo_methods[] = {
{"_unpickle", (PyCFunction)zoneinfo__unpickle, METH_VARARGS | METH_CLASS,
PyDoc_STR("Private method used in unpickling.")},
{"__init_subclass__", (PyCFunction)(void (*)(void))zoneinfo_init_subclass,
- METH_VARARGS | METH_KEYWORDS,
+ METH_VARARGS | METH_KEYWORDS | METH_CLASS,
PyDoc_STR("Function to initialize subclasses.")},
{NULL} /* Sentinel */
};