chore: update formatting with ruff, resolve several circular imports

Author: chalmerlowe

packages/bigframes/bigframes/__init__.py

@@ -24,15 +24,15 @@
     message=".*Google will stop supporting.*Python.*",
 )
 
+import bigframes.enums as enums  # noqa: E402
+import bigframes.exceptions as exceptions  # noqa: E402
 from bigframes._config import option_context, options  # noqa: E402
 from bigframes._config.bigquery_options import BigQueryOptions  # noqa: E402
 from bigframes.core.global_session import (  # noqa: E402
     close_session,
     get_global_session,
 )
-import bigframes.enums as enums  # noqa: E402
-import bigframes.exceptions as exceptions  # noqa: E402
-from bigframes.session import connect, Session  # noqa: E402
+from bigframes.session import Session, connect  # noqa: E402
 from bigframes.version import __version__  # noqa: E402
 
 _MAGIC_NAMES = ["bqsql"]

packages/bigframes/bigframes/_config/__init__.py

@@ -17,12 +17,12 @@
 DataFrames from this package.
 """
 
+import bigframes._config.global_options as global_options
 from bigframes._config.bigquery_options import BigQueryOptions
 from bigframes._config.compute_options import ComputeOptions
 from bigframes._config.display_options import DisplayOptions
 from bigframes._config.experiment_options import ExperimentOptions
-from bigframes._config.global_options import option_context, Options
-import bigframes._config.global_options as global_options
+from bigframes._config.global_options import Options, option_context
 from bigframes._config.sampling_options import SamplingOptions
 
 options = global_options.options

packages/bigframes/bigframes/_config/bigquery_options.py

@@ -16,8 +16,8 @@
 
 from __future__ import annotations
 
-from typing import Literal, Optional, Sequence, Tuple
 import warnings
+from typing import Literal, Optional, Sequence, Tuple
 
 import google.auth.credentials
 import requests.adapters

packages/bigframes/bigframes/_config/experiment_options.py

@@ -12,8 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from typing import Literal, Optional
 import warnings
+from typing import Literal, Optional
 
 import bigframes
 import bigframes.exceptions as bfe

packages/bigframes/bigframes/_config/global_options.py

@@ -20,8 +20,8 @@
 from __future__ import annotations
 
 import copy
-from dataclasses import dataclass, field
 import threading
+from dataclasses import dataclass, field
 from typing import Optional
 
 import bigframes_vendored.pandas._config.config as pandas_config

packages/bigframes/bigframes/bigquery/_operations/ai.py

@@ -23,13 +23,12 @@
 
 import pandas as pd
 
-from bigframes import clients, dataframe, dtypes
+import bigframes.core.sql.literals
+from bigframes import clients, dataframe, dtypes, series, session
 from bigframes import pandas as bpd
-from bigframes import series, session
 from bigframes.bigquery._operations import utils as bq_utils
 from bigframes.core import convert
 from bigframes.core.logging import log_adapter
-import bigframes.core.sql.literals
 from bigframes.ml import core as ml_core
 from bigframes.operations import ai_ops, output_schemas
 

packages/bigframes/bigframes/bigquery/_operations/geo.py

@@ -19,10 +19,10 @@
 
 import shapely  # type: ignore
 
-from bigframes import operations as ops
 import bigframes.dataframe
 import bigframes.geopandas
 import bigframes.series
+from bigframes import operations as ops
 
 """
 Search functions defined from

packages/bigframes/bigframes/bigquery/_operations/io.py

@@ -18,10 +18,10 @@
 
 import pandas as pd
 
-from bigframes.bigquery._operations.table import _get_table_metadata
 import bigframes.core.logging.log_adapter as log_adapter
 import bigframes.core.sql.io
 import bigframes.session
+from bigframes.bigquery._operations.table import _get_table_metadata
 
 
 @log_adapter.method_logger(custom_base_name="bigquery_io")

packages/bigframes/bigframes/bigquery/_operations/json.py

@@ -21,8 +21,8 @@
 
 from __future__ import annotations
 
-from typing import Any, cast, Optional, Sequence, Tuple, Union
 import warnings
+from typing import Any, Optional, Sequence, Tuple, Union, cast
 
 import bigframes.core.utils as utils
 import bigframes.dtypes

packages/bigframes/bigframes/bigquery/_operations/ml.py

@@ -20,12 +20,12 @@
 import google.cloud.bigquery
 import pandas as pd
 
-from bigframes.bigquery._operations import utils
 import bigframes.core.logging.log_adapter as log_adapter
 import bigframes.core.sql.ml
 import bigframes.dataframe as dataframe
 import bigframes.ml.base
 import bigframes.session
+from bigframes.bigquery._operations import utils
 
 
 def _get_model_metadata(