refactor(sqlalchemy-bigquery): drop extract_runtime_version for sys.version_info

Author: chalmerlowe

packages/sqlalchemy-bigquery/sqlalchemy_bigquery/__init__.py

@@ -22,7 +22,6 @@
 
 import warnings
 
-from . import _versions_helpers
 from ._types import (
     ARRAY,
     BIGNUMERIC,
@@ -44,16 +43,15 @@
 )
 from .base import BigQueryDialect, dialect
 from .version import __version__
-
-sys_major, sys_minor, sys_micro = _versions_helpers.extract_runtime_version()
+import sys
 
 # Now that support for Python 3.7, 3.8 and 3.9 has been removed, we don't expect the
 # following check to succeed. The warning is only included for robustness.
-if sys_major == 3 and sys_minor in (7, 8, 9):  # pragma: NO COVER
+if sys.version_info < (3, 10):  # pragma: NO COVER
     warnings.warn(
         "The python-bigquery-sqlalchemy library no longer supports Python 3.7, "
         "3.8 and 3.9. "
-        f"Your Python version is {sys_major}.{sys_minor}.{sys_micro}. We "
+        f"Your Python version is {sys.version_info.major}.{sys.version_info.minor}.{sys.version_info.micro}. We "
         "recommend that you update soon to ensure ongoing support. For "
         "more details, see: [Google Cloud Client Libraries Supported Python Versions policy](https://cloud.google.com/python/docs/supported-python-versions)",
         FutureWarning,