Fix: Update Python versions (drop 3.7, 3.8 and add 3.13)

.kokoro/docker/docs/requirements.txt

@@ -4,9 +4,9 @@
 #
 #    pip-compile --allow-unsafe --generate-hashes synthtool/gcp/templates/python_library/.kokoro/docker/docs/requirements.in
 #
-argcomplete==3.5.3 \
-    --hash=sha256:2ab2c4a215c59fd6caaff41a869480a23e8f6a5f910b266c1808037f4e375b61 \
-    --hash=sha256:c12bf50eded8aebb298c7b7da7a5ff3ee24dffd9f5281867dfe1424b58c55392
+argcomplete==3.5.2 \
+    --hash=sha256:036d020d79048a5d525bc63880d7a4b8d1668566b8a76daf1144c0bbe0f63472 \
+    --hash=sha256:23146ed7ac4403b70bd6026402468942ceba34a6732255b9edf5b7354f68a6bb
     # via nox
 colorlog==6.9.0 \
     --hash=sha256:5906e71acd67cb07a71e779c47c4bcb45fb8c2993eebe9e5adcd6a6f1b283eff \
@@ -66,7 +66,7 @@ tomli==2.2.1 \
     --hash=sha256:ece47d672db52ac607a3d9599a9d48dcb2f2f735c6c2d1f34130085bb12b112a \
     --hash=sha256:f4039b9cbc3048b2416cc57ab3bda989a6fcf9b36cf8937f01a6e731b64f80d7
     # via nox
-virtualenv==20.28.1 \
-    --hash=sha256:412773c85d4dab0409b83ec36f7a6499e72eaf08c80e81e9576bca61831c71cb \
-    --hash=sha256:5d34ab240fdb5d21549b76f9e8ff3af28252f5499fb6d6f031adac4e5a8c5329
+virtualenv==20.28.0 \
+    --hash=sha256:23eae1b4516ecd610481eda647f3a7c09aea295055337331bb4e6892ecce47b0 \
+    --hash=sha256:2c9c3262bb8e7b87ea801d715fae4495e6032450c71d2309be9550e7364049aa
     # via nox

README.rst

@@ -52,11 +52,11 @@ dependencies.
 
 Supported Python Versions
 ^^^^^^^^^^^^^^^^^^^^^^^^^
-Python >= 3.7
+Python >= 3.9
 
 Unsupported Python Versions
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
-Python == 2.7, Python == 3.5, Python == 3.6.
+Python == 2.7, Python == 3.5, Python == 3.6, Python == 3.7, Python == 3.8.
 
 The last version of this library compatible with Python 2.7 and 3.5 is
 `google-cloud-bigquery==1.28.0`.

docs/conf.py

@@ -369,9 +369,14 @@
     "grpc": ("https://grpc.github.io/grpc/python/", None),
     "proto-plus": ("https://proto-plus-python.readthedocs.io/en/latest/", None),
     "protobuf": ("https://googleapis.dev/python/protobuf/latest/", None),
+
     "dateutil": ("https://dateutil.readthedocs.io/en/latest/", None),
+
     "geopandas": ("https://geopandas.org/", None),
+
     "pandas": ("https://pandas.pydata.org/pandas-docs/stable/", None),
+
+
 }
 
 

google/cloud/bigquery/__init__.py

@@ -126,12 +126,12 @@
 
 if sys_major == 3 and sys_minor in (7, 8):
     warnings.warn(
-        "The python-bigquery library will stop supporting Python 3.7 "
-        "and Python 3.8 in a future major release expected in Q4 2024. "
+        "The python-bigquery library no longer supports Python 3.7 "
+        "and Python 3.8. "
         f"Your Python version is {sys_major}.{sys_minor}.{sys_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)",
-        PendingDeprecationWarning,
+        DeprecationWarning,
     )
 
 __all__ = [

noxfile.py

@@ -37,9 +37,13 @@
     "setup.py",
 )
 
-DEFAULT_PYTHON_VERSION = "3.8"
-SYSTEM_TEST_PYTHON_VERSIONS = ["3.8", "3.11", "3.12"]
-UNIT_TEST_PYTHON_VERSIONS = ["3.7", "3.8", "3.12"]
+DEFAULT_PYTHON_VERSION = "3.9"
+SYSTEM_TEST_PYTHON_VERSIONS = [
+    "3.9",
+    "3.12",
+    "3.13",
+]  # Two highest, one lowest versions
+UNIT_TEST_PYTHON_VERSIONS = ["3.9", "3.12", "3.13"]  # Two highest, one lowest versions
 CURRENT_DIRECTORY = pathlib.Path(__file__).parent.absolute()
 
 
@@ -103,7 +107,8 @@ def default(session, install_extras=True):
         constraints_path,
     )
 
-    if install_extras and session.python in ["3.11", "3.12"]:
+    # Testing two highest versions with extras
+    if install_extras and session.python in UNIT_TEST_PYTHON_VERSIONS[-2:]:
         install_target = ".[bqstorage,ipywidgets,pandas,tqdm,opentelemetry]"
     elif install_extras:
         install_target = ".[all]"
@@ -136,6 +141,7 @@ def unit(session):
     default(session)
 
 
+# Testing lowest and highest with no extras
 @nox.session(python=[UNIT_TEST_PYTHON_VERSIONS[0], UNIT_TEST_PYTHON_VERSIONS[-1]])
 @_calculate_duration
 def unit_noextras(session):
@@ -288,7 +294,8 @@ def snippets(session):
     session.install("google-cloud-storage", "-c", constraints_path)
     session.install("grpcio", "-c", constraints_path)
 
-    if session.python in ["3.11", "3.12"]:
+    # Testing snippets against two most recent versions
+    if session.python in UNIT_TEST_PYTHON_VERSIONS[-2:]:
         extras = "[bqstorage,ipywidgets,pandas,tqdm,opentelemetry]"
     else:
         extras = "[all]"

samples/desktopapp/user_credentials_test.py

@@ -13,7 +13,6 @@
 # limitations under the License.
 
 import os
-import sys
 from typing import Iterator, Union
 from unittest import mock
 
@@ -24,13 +23,7 @@
 
 PROJECT = os.environ["GOOGLE_CLOUD_PROJECT"]
 
-
-if sys.version_info >= (3, 8):
-    # Python 3.8+ has an AsyncMock attribute in unittest.mock, but 3.7 does not
-    MockType = Union[mock.MagicMock, mock.AsyncMock]
-else:
-    # Other definitions and imports
-    MockType = Union[mock.MagicMock]
+MockType = Union[mock.MagicMock, mock.AsyncMock]
 
 
 @pytest.fixture