diff --git a/cloudevents/conversion.py b/cloudevents/conversion.py
index 6b83cfe..731c114 100644
--- a/cloudevents/conversion.py
+++ b/cloudevents/conversion.py
@@ -16,12 +16,13 @@ import enum
 import json
 import typing
 
-from cloudevents import exceptions as cloud_exceptions
 from cloudevents.abstract import AnyCloudEvent
 from cloudevents.sdk import converters, marshaller, types
 from cloudevents.sdk.converters import is_binary
 from cloudevents.sdk.event import v1, v03
 
+from cloudevents import exceptions as cloud_exceptions
+
 
 def _best_effort_serialize_to_json(  # type: ignore[no-untyped-def]
     value: typing.Any, *args, **kwargs
diff --git a/cloudevents/http/event.py b/cloudevents/http/event.py
index f3c0063..4a21a8b 100644
--- a/cloudevents/http/event.py
+++ b/cloudevents/http/event.py
@@ -17,9 +17,10 @@ import typing
 import uuid
 
 import cloudevents.exceptions as cloud_exceptions
-from cloudevents import abstract
 from cloudevents.sdk.event import v1, v03
 
+from cloudevents import abstract
+
 _required_by_version = {
     "1.0": v1.Event._ce_required_fields,
     "0.3": v03.Event._ce_required_fields,
diff --git a/cloudevents/http/event_type.py b/cloudevents/http/event_type.py
index 52259e1..d3c56fe 100644
--- a/cloudevents/http/event_type.py
+++ b/cloudevents/http/event_type.py
@@ -13,10 +13,9 @@
 #    under the License.
 import typing
 
-from deprecation import deprecated
-
 from cloudevents.sdk.converters import is_binary as _moved_is_binary
 from cloudevents.sdk.converters import is_structured as _moved_is_structured
+from deprecation import deprecated
 
 # THIS MODULE IS DEPRECATED, YOU SHOULD NOT ADD NEW FUNCTIONALLY HERE
 
diff --git a/cloudevents/http/http_methods.py b/cloudevents/http/http_methods.py
index 091c51b..6356616 100644
--- a/cloudevents/http/http_methods.py
+++ b/cloudevents/http/http_methods.py
@@ -14,14 +14,13 @@
 
 import typing
 
-from deprecation import deprecated
-
 from cloudevents.abstract import AnyCloudEvent
 from cloudevents.conversion import to_binary as _moved_to_binary
 from cloudevents.conversion import to_structured as _moved_to_structured
 from cloudevents.http.conversion import from_http as _moved_from_http
 from cloudevents.http.event import CloudEvent
 from cloudevents.sdk import types
+from deprecation import deprecated
 
 # THIS MODULE IS DEPRECATED, YOU SHOULD NOT ADD NEW FUNCTIONALLY HERE
 
diff --git a/cloudevents/http/json_methods.py b/cloudevents/http/json_methods.py
index 58e322c..8899361 100644
--- a/cloudevents/http/json_methods.py
+++ b/cloudevents/http/json_methods.py
@@ -14,13 +14,12 @@
 
 import typing
 
-from deprecation import deprecated
-
 from cloudevents.abstract import AnyCloudEvent
 from cloudevents.conversion import to_json as _moved_to_json
 from cloudevents.http import CloudEvent
 from cloudevents.http.conversion import from_json as _moved_from_json
 from cloudevents.sdk import types
+from deprecation import deprecated
 
 # THIS MODULE IS DEPRECATED, YOU SHOULD NOT ADD NEW FUNCTIONALLY HERE
 
diff --git a/cloudevents/http/util.py b/cloudevents/http/util.py
index f44395e..56fbc34 100644
--- a/cloudevents/http/util.py
+++ b/cloudevents/http/util.py
@@ -13,11 +13,10 @@
 #    under the License.
 import typing
 
-from deprecation import deprecated
-
 from cloudevents.conversion import (
     _best_effort_serialize_to_json as _moved_default_marshaller,
 )
+from deprecation import deprecated
 
 # THIS MODULE IS DEPRECATED, YOU SHOULD NOT ADD NEW FUNCTIONALLY HERE
 
diff --git a/cloudevents/kafka/conversion.py b/cloudevents/kafka/conversion.py
index bdf2aca..b028bac 100644
--- a/cloudevents/kafka/conversion.py
+++ b/cloudevents/kafka/conversion.py
@@ -15,12 +15,13 @@ import base64
 import json
 import typing
 
-from cloudevents import exceptions as cloud_exceptions
-from cloudevents import http
 from cloudevents.abstract import AnyCloudEvent
 from cloudevents.kafka.exceptions import KeyMapperError
 from cloudevents.sdk import types
 
+from cloudevents import exceptions as cloud_exceptions
+from cloudevents import http
+
 JSON_MARSHALLER: types.MarshallerType = json.dumps
 JSON_UNMARSHALLER: types.UnmarshallerType = json.loads
 IDENTITY_MARSHALLER = IDENTITY_UNMARSHALLER = lambda x: x
diff --git a/cloudevents/pydantic/v1/event.py b/cloudevents/pydantic/v1/event.py
index 98c6136..18f95fd 100644
--- a/cloudevents/pydantic/v1/event.py
+++ b/cloudevents/pydantic/v1/event.py
@@ -32,10 +32,11 @@ except ImportError:  # pragma: no cover # hard to test
         "Install it using pip install cloudevents[pydantic]"
     )
 
-from cloudevents import abstract, conversion, http
 from cloudevents.exceptions import IncompatibleArgumentsError
 from cloudevents.sdk.event import attribute
 
+from cloudevents import abstract, conversion, http
+
 
 def _ce_json_dumps(  # type: ignore[no-untyped-def]
     obj: typing.Dict[str, typing.Any],
diff --git a/cloudevents/pydantic/v2/event.py b/cloudevents/pydantic/v2/event.py
index 34a9b65..8afead7 100644
--- a/cloudevents/pydantic/v2/event.py
+++ b/cloudevents/pydantic/v2/event.py
@@ -17,10 +17,9 @@ import json
 import typing
 from typing import Any
 
-from pydantic.deprecated import parse as _deprecated_parse
-
 from cloudevents.exceptions import PydanticFeatureNotInstalled
 from cloudevents.pydantic.fields_docs import FIELD_DESCRIPTIONS
+from pydantic.deprecated import parse as _deprecated_parse
 
 try:
     from pydantic import BaseModel, ConfigDict, Field, model_serializer
@@ -30,10 +29,11 @@ except ImportError:  # pragma: no cover # hard to test
         "Install it using pip install cloudevents[pydantic]"
     )
 
-from cloudevents import abstract, conversion
 from cloudevents.exceptions import IncompatibleArgumentsError
 from cloudevents.sdk.event import attribute
 
+from cloudevents import abstract, conversion
+
 
 class CloudEvent(abstract.CloudEvent, BaseModel):  # type: ignore
     """
diff --git a/cloudevents/tests/test_backwards_compatability.py b/cloudevents/tests/test_backwards_compatability.py
index 0a20f4c..4b3fecc 100644
--- a/cloudevents/tests/test_backwards_compatability.py
+++ b/cloudevents/tests/test_backwards_compatability.py
@@ -12,7 +12,6 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 import pytest
-
 from cloudevents.conversion import _best_effort_serialize_to_json
 from cloudevents.http import CloudEvent
 
diff --git a/cloudevents/tests/test_base_events.py b/cloudevents/tests/test_base_events.py
index 8eb83d4..49a9894 100644
--- a/cloudevents/tests/test_base_events.py
+++ b/cloudevents/tests/test_base_events.py
@@ -12,9 +12,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import pytest
-
 import cloudevents.exceptions as cloud_exceptions
+import pytest
 from cloudevents.sdk.event import v1, v03
 
 
diff --git a/cloudevents/tests/test_converters.py b/cloudevents/tests/test_converters.py
index 50d783b..155d55b 100644
--- a/cloudevents/tests/test_converters.py
+++ b/cloudevents/tests/test_converters.py
@@ -13,7 +13,6 @@
 #    under the License.
 
 import pytest
-
 from cloudevents.sdk import exceptions
 from cloudevents.sdk.converters import base, binary
 
diff --git a/cloudevents/tests/test_data_encaps_refs.py b/cloudevents/tests/test_data_encaps_refs.py
index 02405a9..c745c5b 100644
--- a/cloudevents/tests/test_data_encaps_refs.py
+++ b/cloudevents/tests/test_data_encaps_refs.py
@@ -16,7 +16,6 @@ import json
 from uuid import uuid4
 
 import pytest
-
 from cloudevents.sdk import converters, marshaller
 from cloudevents.sdk.event import v1, v03
 from cloudevents.tests import data
diff --git a/cloudevents/tests/test_deprecated_functions.py b/cloudevents/tests/test_deprecated_functions.py
index a99f624..c4deecd 100644
--- a/cloudevents/tests/test_deprecated_functions.py
+++ b/cloudevents/tests/test_deprecated_functions.py
@@ -13,7 +13,6 @@
 #    under the License.
 
 import pytest
-
 from cloudevents.http import (
     CloudEvent,
     to_binary,
diff --git a/cloudevents/tests/test_event_extensions.py b/cloudevents/tests/test_event_extensions.py
index eea8edf..d50dc3a 100644
--- a/cloudevents/tests/test_event_extensions.py
+++ b/cloudevents/tests/test_event_extensions.py
@@ -15,7 +15,6 @@
 import json
 
 import pytest
-
 from cloudevents.http import CloudEvent, from_http, to_binary, to_structured
 
 test_data = json.dumps({"data-key": "val"})
diff --git a/cloudevents/tests/test_event_from_request_converter.py b/cloudevents/tests/test_event_from_request_converter.py
index 362b1ca..78d44ba 100644
--- a/cloudevents/tests/test_event_from_request_converter.py
+++ b/cloudevents/tests/test_event_from_request_converter.py
@@ -15,7 +15,6 @@
 import json
 
 import pytest
-
 from cloudevents.sdk import marshaller
 from cloudevents.sdk.converters import binary, structured
 from cloudevents.sdk.event import v1, v03
diff --git a/cloudevents/tests/test_event_pipeline.py b/cloudevents/tests/test_event_pipeline.py
index dae3dc2..2b08b0c 100644
--- a/cloudevents/tests/test_event_pipeline.py
+++ b/cloudevents/tests/test_event_pipeline.py
@@ -15,7 +15,6 @@
 import json
 
 import pytest
-
 from cloudevents.sdk import converters, marshaller
 from cloudevents.sdk.converters import structured
 from cloudevents.sdk.event import v1, v03
diff --git a/cloudevents/tests/test_event_to_request_converter.py b/cloudevents/tests/test_event_to_request_converter.py
index fd25be5..c101912 100644
--- a/cloudevents/tests/test_event_to_request_converter.py
+++ b/cloudevents/tests/test_event_to_request_converter.py
@@ -15,7 +15,6 @@
 import json
 
 import pytest
-
 from cloudevents.sdk import converters, marshaller
 from cloudevents.sdk.event import v1, v03
 from cloudevents.tests import data
diff --git a/cloudevents/tests/test_http_cloudevent.py b/cloudevents/tests/test_http_cloudevent.py
index 6ad1537..113a8bb 100644
--- a/cloudevents/tests/test_http_cloudevent.py
+++ b/cloudevents/tests/test_http_cloudevent.py
@@ -12,9 +12,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import pytest
-
 import cloudevents.exceptions as cloud_exceptions
+import pytest
 from cloudevents.conversion import _json_or_string
 from cloudevents.http import CloudEvent
 
diff --git a/cloudevents/tests/test_http_conversions.py b/cloudevents/tests/test_http_conversions.py
index 3b9c671..e7072e9 100644
--- a/cloudevents/tests/test_http_conversions.py
+++ b/cloudevents/tests/test_http_conversions.py
@@ -17,7 +17,6 @@ import datetime
 import json
 
 import pytest
-
 from cloudevents.conversion import to_dict, to_json
 from cloudevents.http import CloudEvent, from_dict, from_json
 from cloudevents.sdk.event.attribute import SpecVersion
diff --git a/cloudevents/tests/test_http_events.py b/cloudevents/tests/test_http_events.py
index 3d4c8d5..5045dc5 100644
--- a/cloudevents/tests/test_http_events.py
+++ b/cloudevents/tests/test_http_events.py
@@ -18,16 +18,15 @@ import io
 import json
 import typing
 
-import pytest
-from sanic import Sanic, response
-
 import cloudevents.exceptions as cloud_exceptions
+import pytest
 from cloudevents.http import CloudEvent, from_http, to_binary, to_structured
 from cloudevents.http.event_type import is_binary as deprecated_is_binary
 from cloudevents.http.event_type import is_structured as deprecated_is_structured
 from cloudevents.sdk import converters
 from cloudevents.sdk.converters.binary import is_binary
 from cloudevents.sdk.converters.structured import is_structured
+from sanic import Sanic, response
 
 invalid_test_headers = [
     {
diff --git a/cloudevents/tests/test_kafka_conversions.py b/cloudevents/tests/test_kafka_conversions.py
index 584a05e..715aee8 100644
--- a/cloudevents/tests/test_kafka_conversions.py
+++ b/cloudevents/tests/test_kafka_conversions.py
@@ -17,8 +17,6 @@ import datetime
 import json
 
 import pytest
-
-from cloudevents import exceptions as cloud_exceptions
 from cloudevents.abstract.event import AnyCloudEvent
 from cloudevents.http import CloudEvent
 from cloudevents.kafka.conversion import (
@@ -31,6 +29,8 @@ from cloudevents.kafka.conversion import (
 from cloudevents.kafka.exceptions import KeyMapperError
 from cloudevents.sdk import types
 
+from cloudevents import exceptions as cloud_exceptions
+
 
 def simple_serialize(data: dict) -> bytes:
     return bytes(json.dumps(data).encode("utf-8"))
diff --git a/cloudevents/tests/test_marshaller.py b/cloudevents/tests/test_marshaller.py
index 6561418..2c9026e 100644
--- a/cloudevents/tests/test_marshaller.py
+++ b/cloudevents/tests/test_marshaller.py
@@ -14,9 +14,8 @@
 
 import json
 
-import pytest
-
 import cloudevents.exceptions as cloud_exceptions
+import pytest
 from cloudevents.http import CloudEvent, from_http, to_binary, to_structured
 from cloudevents.sdk import exceptions, marshaller
 from cloudevents.sdk.converters import binary, structured
diff --git a/cloudevents/tests/test_options.py b/cloudevents/tests/test_options.py
index aba812b..4815c56 100644
--- a/cloudevents/tests/test_options.py
+++ b/cloudevents/tests/test_options.py
@@ -13,7 +13,6 @@
 #    under the License.
 
 import pytest
-
 from cloudevents.sdk.event.opt import Option
 
 
diff --git a/cloudevents/tests/test_pydantic_cloudevent.py b/cloudevents/tests/test_pydantic_cloudevent.py
index 87ac550..329cf93 100644
--- a/cloudevents/tests/test_pydantic_cloudevent.py
+++ b/cloudevents/tests/test_pydantic_cloudevent.py
@@ -15,14 +15,13 @@ import datetime
 from json import loads
 
 import pytest
-from pydantic import ValidationError as PydanticV2ValidationError
-from pydantic.v1 import ValidationError as PydanticV1ValidationError
-
 from cloudevents.conversion import _json_or_string
 from cloudevents.exceptions import IncompatibleArgumentsError
 from cloudevents.pydantic.v1.event import CloudEvent as PydanticV1CloudEvent
 from cloudevents.pydantic.v2.event import CloudEvent as PydanticV2CloudEvent
 from cloudevents.sdk.event.attribute import SpecVersion
+from pydantic import ValidationError as PydanticV2ValidationError
+from pydantic.v1 import ValidationError as PydanticV1ValidationError
 
 _DUMMY_SOURCE = "dummy:source"
 _DUMMY_TYPE = "tests.cloudevents.override"
diff --git a/cloudevents/tests/test_pydantic_conversions.py b/cloudevents/tests/test_pydantic_conversions.py
index 801b76b..44ff7ac 100644
--- a/cloudevents/tests/test_pydantic_conversions.py
+++ b/cloudevents/tests/test_pydantic_conversions.py
@@ -17,9 +17,6 @@ import datetime
 import json
 
 import pytest
-from pydantic import ValidationError as PydanticV2ValidationError
-from pydantic.v1 import ValidationError as PydanticV1ValidationError
-
 from cloudevents.conversion import to_json
 from cloudevents.pydantic.v1.conversion import from_dict as pydantic_v1_from_dict
 from cloudevents.pydantic.v1.conversion import from_json as pydantic_v1_from_json
@@ -28,6 +25,8 @@ from cloudevents.pydantic.v2.conversion import from_dict as pydantic_v2_from_dic
 from cloudevents.pydantic.v2.conversion import from_json as pydantic_v2_from_json
 from cloudevents.pydantic.v2.event import CloudEvent as PydanticV2CloudEvent
 from cloudevents.sdk.event.attribute import SpecVersion
+from pydantic import ValidationError as PydanticV2ValidationError
+from pydantic.v1 import ValidationError as PydanticV1ValidationError
 
 test_data = json.dumps({"data-key": "val"})
 test_attributes = {
diff --git a/cloudevents/tests/test_pydantic_events.py b/cloudevents/tests/test_pydantic_events.py
index 30ad1fe..98416cb 100644
--- a/cloudevents/tests/test_pydantic_events.py
+++ b/cloudevents/tests/test_pydantic_events.py
@@ -18,12 +18,8 @@ import io
 import json
 import typing
 
-import pytest
-from pydantic import ValidationError as PydanticV2ValidationError
-from pydantic.v1 import ValidationError as PydanticV1ValidationError
-from sanic import Sanic, response
-
 import cloudevents.exceptions as cloud_exceptions
+import pytest
 from cloudevents.conversion import to_binary, to_structured
 from cloudevents.pydantic.v1.conversion import from_http as pydantic_v1_from_http
 from cloudevents.pydantic.v1.event import CloudEvent as PydanticV1CloudEvent
@@ -32,6 +28,9 @@ from cloudevents.pydantic.v2.event import CloudEvent as PydanticV2CloudEvent
 from cloudevents.sdk import converters, types
 from cloudevents.sdk.converters.binary import is_binary
 from cloudevents.sdk.converters.structured import is_structured
+from pydantic import ValidationError as PydanticV2ValidationError
+from pydantic.v1 import ValidationError as PydanticV1ValidationError
+from sanic import Sanic, response
 
 if typing.TYPE_CHECKING:
     from typing_extensions import TypeAlias
diff --git a/cloudevents/tests/test_with_sanic.py b/cloudevents/tests/test_with_sanic.py
index 026f55b..c433782 100644
--- a/cloudevents/tests/test_with_sanic.py
+++ b/cloudevents/tests/test_with_sanic.py
@@ -12,11 +12,10 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from sanic import Sanic, response
-
 from cloudevents.sdk import converters, marshaller
 from cloudevents.sdk.event import v1
 from cloudevents.tests import data as test_data
+from sanic import Sanic, response
 
 m = marshaller.NewDefaultHTTPMarshaller()
 app = Sanic("test_with_sanic")
diff --git a/samples/http-image-cloudevents/client.py b/samples/http-image-cloudevents/client.py
index ee00394..d928de5 100644
--- a/samples/http-image-cloudevents/client.py
+++ b/samples/http-image-cloudevents/client.py
@@ -15,7 +15,6 @@
 import sys
 
 import requests
-
 from cloudevents.conversion import to_binary, to_structured
 from cloudevents.http import CloudEvent
 
diff --git a/samples/http-image-cloudevents/image_sample_server.py b/samples/http-image-cloudevents/image_sample_server.py
index da30302..fc1a637 100644
--- a/samples/http-image-cloudevents/image_sample_server.py
+++ b/samples/http-image-cloudevents/image_sample_server.py
@@ -14,11 +14,10 @@
 
 import io
 
+from cloudevents.http import from_http
 from flask import Flask, request
 from PIL import Image
 
-from cloudevents.http import from_http
-
 app = Flask(__name__)
 
 
diff --git a/samples/http-image-cloudevents/image_sample_test.py b/samples/http-image-cloudevents/image_sample_test.py
index 5fe6ec9..3460874 100644
--- a/samples/http-image-cloudevents/image_sample_test.py
+++ b/samples/http-image-cloudevents/image_sample_test.py
@@ -18,11 +18,10 @@ import json
 
 import pytest
 from client import image_bytes
-from image_sample_server import app
-from PIL import Image
-
 from cloudevents.conversion import to_binary, to_structured
 from cloudevents.http import CloudEvent, from_http
+from image_sample_server import app
+from PIL import Image
 
 image_fileobj = io.BytesIO(image_bytes)
 image_expected_shape = (1880, 363)
diff --git a/samples/http-json-cloudevents/client.py b/samples/http-json-cloudevents/client.py
index 5ecc379..b1822a4 100644
--- a/samples/http-json-cloudevents/client.py
+++ b/samples/http-json-cloudevents/client.py
@@ -15,7 +15,6 @@
 import sys
 
 import requests
-
 from cloudevents.conversion import to_binary, to_structured
 from cloudevents.http import CloudEvent
 
diff --git a/samples/http-json-cloudevents/json_sample_server.py b/samples/http-json-cloudevents/json_sample_server.py
index c3a399e..ae0d912 100644
--- a/samples/http-json-cloudevents/json_sample_server.py
+++ b/samples/http-json-cloudevents/json_sample_server.py
@@ -12,9 +12,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from flask import Flask, request
-
 from cloudevents.http import from_http
+from flask import Flask, request
 
 app = Flask(__name__)
 
diff --git a/samples/http-json-cloudevents/json_sample_test.py b/samples/http-json-cloudevents/json_sample_test.py
index 1d92874..bb94331 100644
--- a/samples/http-json-cloudevents/json_sample_test.py
+++ b/samples/http-json-cloudevents/json_sample_test.py
@@ -13,10 +13,9 @@
 #    under the License.
 
 import pytest
-from json_sample_server import app
-
 from cloudevents.conversion import to_binary, to_structured
 from cloudevents.http import CloudEvent
+from json_sample_server import app
 
 
 @pytest.fixture