chore: import upstream snapshot with attribution

tests/conftest.py

@@ -0,0 +1,25 @@
+"""
+Common pytest fixtures and configuration for FlagEmbedding tests.
+"""
+
+import os
+import pytest
+import torch
+from packaging import version
+import transformers
+
+# Check if we're using transformers v5+
+TF_VER = version.parse(getattr(transformers, "__version__", "0.0.0"))
+IS_TF_V5_OR_HIGHER = TF_VER >= version.parse("5.0.0")
+
+
+@pytest.fixture(scope="session")
+def device():
+    """Return the device to use for tests."""
+    return "cuda" if torch.cuda.is_available() else "cpu"
+
+
+@pytest.fixture(scope="session")
+def transformers_version():
+    """Return the transformers version."""
+    return TF_VER