Fix warnings poping up with fixup and pytest (#43109)

* remove license classifier

* pytest warnings

Author: Cyrilvallez

pyproject.toml

@@ -72,3 +72,5 @@ markers = [
 log_cli = 1
 log_cli_level = "WARNING"
 asyncio_default_fixture_loop_scope = "function"
+# The above pytest-asyncio rule emits unnessecary warnings when it's not installed, so skip it by regex here
+filterwarnings = ["ignore:Unknown config option.*asyncio_default_fixture_loop_scope"]

setup.py

@@ -407,7 +407,6 @@ def run(self):
         "Intended Audience :: Developers",
         "Intended Audience :: Education",
         "Intended Audience :: Science/Research",
-        "License :: OSI Approved :: Apache Software License",
         "Operating System :: OS Independent",
         "Programming Language :: Python :: 3",
         "Programming Language :: Python :: 3.10",

src/transformers/testing_utils.py

@@ -131,6 +131,7 @@
     is_pyctcdecode_available,
     is_pytesseract_available,
     is_pytest_available,
+    is_pytest_order_available,
     is_pytorch_quantization_available,
     is_quark_available,
     is_qutlass_available,
@@ -2670,9 +2671,13 @@ def run_first(test_case):
     single process at a time. So we make sure all tests that run in a subprocess are launched first, to avoid device
     allocation conflicts.
     """
-    import pytest
+    # Without this check, we get unwanted warnings when it's not installed
+    if is_pytest_order_available():
+        import pytest
 
-    return pytest.mark.order(1)(test_case)
+        return pytest.mark.order(1)(test_case)
+    else:
+        return test_case
 
 
 def run_test_in_subprocess(test_case, target_func, inputs=None, timeout=None):

src/transformers/utils/__init__.py

@@ -185,6 +185,7 @@
     is_pyctcdecode_available,
     is_pytesseract_available,
     is_pytest_available,
+    is_pytest_order_available,
     is_pytorch_quantization_available,
     is_quanto_greater,
     is_quark_available,

src/transformers/utils/import_utils.py

@@ -1084,6 +1084,11 @@ def is_pytest_available() -> bool:
     return _is_package_available("pytest")
 
 
+@lru_cache
+def is_pytest_order_available() -> bool:
+    return is_pytest_available() and _is_package_available("pytest_order")
+
+
 @lru_cache
 def is_spacy_available() -> bool:
     return _is_package_available("spacy")