chore: import upstream snapshot with attribution

tests/cli/conftest.py

@@ -0,0 +1,47 @@
+# Copyright 2025 The HuggingFace Team. 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.
+import sys
+
+import pytest
+import typer
+import typer.main
+from click.testing import CliRunner
+
+import transformers.cli.transformers
+
+
+@pytest.fixture
+def cli():
+    app = transformers.cli.transformers.app
+    if isinstance(app, typer.Typer):
+        app = typer.main.get_command(app)
+
+    def _cli_invoke(*args):
+        runner = CliRunner()
+
+        old_out_close = sys.stdout.close
+        old_err_close = sys.stderr.close
+
+        def _noop(*a, **k):
+            return None
+
+        sys.stdout.close = _noop
+        sys.stderr.close = _noop
+        try:
+            return runner.invoke(app, list(args), catch_exceptions=False)
+        finally:
+            sys.stdout.close = old_out_close
+            sys.stderr.close = old_err_close
+
+    return _cli_invoke