style: apply ruff 0.15 import sorting and lint auto-fixes

Ruff 0.13+ changed isort behavior with force-single-line, requiring
import reordering. Also applies C420 (dict.fromkeys) and minor formatting.

Author: fgmacedo

conftest.py

@@ -6,9 +6,10 @@
 
 @pytest.fixture(autouse=True, scope="session")
 def add_doctest_context(doctest_namespace):  # noqa: PT004
+    from statemachine.utils import run_async_from_sync
+
     from statemachine import State
     from statemachine import StateMachine
-    from statemachine.utils import run_async_from_sync
 
     class ContribAsyncio:
         """

statemachine/signature.py

@@ -95,8 +95,7 @@ def bind_expected(self, *args: Any, **kwargs: Any) -> BoundArguments:  # noqa: C
                     elif param.name in kwargs:
                         if param.kind == Parameter.POSITIONAL_ONLY:
                             msg = (
-                                "{arg!r} parameter is positional only, "
-                                "but was passed as a keyword"
+                                "{arg!r} parameter is positional only, but was passed as a keyword"
                             )
                             msg = msg.format(arg=param.name)
                             raise TypeError(msg) from None

statemachine/statemachine.py

@@ -182,7 +182,7 @@ def _add_listener(self, listeners: "Listeners", allowed_references: SpecReferenc
         return self
 
     def _register_callbacks(self, listeners: List[object]):
-        self._listeners.update({listener: None for listener in listeners})
+        self._listeners.update(dict.fromkeys(listeners))
         self._add_listener(
             Listeners.from_listeners(
                 (
@@ -223,7 +223,7 @@ def add_listener(self, *listeners):
 
             :ref:`listeners`.
         """
-        self._listeners.update({o: None for o in listeners})
+        self._listeners.update(dict.fromkeys(listeners))
         return self._add_listener(
             Listeners.from_listeners(Listener.from_obj(o) for o in listeners),
             allowed_references=SPECS_SAFE,

tests/django_project/workflow/models.py

@@ -1,6 +1,5 @@
 from django.contrib.auth import get_user_model
 from django.db import models
-
 from statemachine.mixins import MachineMixin
 
 User = get_user_model()

tests/django_project/workflow/statemachines.py

@@ -1,6 +1,7 @@
-from statemachine import StateMachine
 from statemachine.states import States
 
+from statemachine import StateMachine
+
 from .models import WorkflowSteps
 
 

tests/django_project/workflow/tests.py

@@ -1,6 +1,6 @@
 import pytest
-
 from statemachine.exceptions import TransitionNotAllowed
+
 from workflow.models import WorkflowSteps
 from workflow.statemachines import WorfklowStateMachine
 

tests/examples/air_conditioner_machine.py

@@ -8,9 +8,10 @@
 
 import random
 
+from statemachine.utils import run_async_from_sync
+
 from statemachine import State
 from statemachine import StateMachine
-from statemachine.utils import run_async_from_sync
 
 
 def sensor_temperature_reader(seed: int, lower: int = 15, higher: int = 35):

tests/examples/enum_campaign_machine.py

@@ -9,9 +9,10 @@
 
 from enum import Enum
 
-from statemachine import StateMachine
 from statemachine.states import States
 
+from statemachine import StateMachine
+
 
 class CampaignStatus(Enum):
     DRAFT = 1

tests/examples/lor_machine.py

@@ -6,9 +6,10 @@
 
 """
 
+from statemachine.exceptions import TransitionNotAllowed
+
 from statemachine import State
 from statemachine import StateMachine
-from statemachine.exceptions import TransitionNotAllowed
 
 
 class LordOfTheRingsQuestStateMachine(StateMachine):

tests/examples/order_control_rich_model_machine.py

@@ -6,9 +6,10 @@
 
 """
 
+from statemachine.exceptions import InvalidDefinition
+
 from statemachine import State
 from statemachine import StateMachine
-from statemachine.exceptions import InvalidDefinition
 
 
 class Order: