chore: import upstream snapshot with attribution

test/sot/test_str_format.py

@@ -0,0 +1,37 @@
+# Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from __future__ import annotations
+
+import unittest
+
+from test_case_base import TestCaseBase
+
+
+# copy from python library _distutils_hack/__init__.py
+def find_spec(self, fullname, path, target=None):
+    method_name = 'spec_for_{fullname}'.format(
+        **{'self': self, 'fullname': fullname}
+    )
+    method = getattr(self, method_name, lambda: None)
+    return method()
+
+
+class TestExecutor(TestCaseBase):
+    def test_simple(self):
+        self.assert_results(find_spec, "self", "fullname", "path", None)
+
+
+if __name__ == "__main__":
+    unittest.main()