diff --git a/src/python_workflow_definition/_version.py b/src/python_workflow_definition/_version.py
index 0e58bba..1a870a8 100644
--- a/src/python_workflow_definition/_version.py
+++ b/src/python_workflow_definition/_version.py
@@ -5,8 +5,7 @@
 
 TYPE_CHECKING = False
 if TYPE_CHECKING:
-    from typing import Tuple
-    from typing import Union
+    from typing import Tuple, Union
 
     VERSION_TUPLE = Tuple[Union[int, str], ...]
 else:
diff --git a/src/python_workflow_definition/aiida.py b/src/python_workflow_definition/aiida.py
index 680b71b..8146f16 100644
--- a/src/python_workflow_definition/aiida.py
+++ b/src/python_workflow_definition/aiida.py
@@ -1,25 +1,26 @@
-from importlib import import_module
 import traceback
+from dataclasses import replace
+from importlib import import_module
 
 from aiida import orm
 from aiida_pythonjob.data.serializer import general_serializer
-from aiida_workgraph import WorkGraph, task, Task, namespace
+from aiida_workgraph import Task, WorkGraph, namespace, task
 from aiida_workgraph.socket import TaskSocketNamespace
-from dataclasses import replace
 from node_graph.task_spec import SchemaSource
+
 from python_workflow_definition.models import PythonWorkflowDefinitionWorkflow
 from python_workflow_definition.shared import (
-    convert_nodes_list_to_dict,
-    update_node_names,
-    set_result_node,
-    NODES_LABEL,
     EDGES_LABEL,
+    NODES_LABEL,
     SOURCE_LABEL,
     SOURCE_PORT_LABEL,
     TARGET_LABEL,
     TARGET_PORT_LABEL,
-    VERSION_NUMBER,
     VERSION_LABEL,
+    VERSION_NUMBER,
+    convert_nodes_list_to_dict,
+    set_result_node,
+    update_node_names,
 )
 
 
diff --git a/src/python_workflow_definition/cwl/__init__.py b/src/python_workflow_definition/cwl/__init__.py
index eafa1af..6bc8d32 100644
--- a/src/python_workflow_definition/cwl/__init__.py
+++ b/src/python_workflow_definition/cwl/__init__.py
@@ -1,21 +1,19 @@
 import json
 import pickle
-from yaml import CDumper as Dumper, dump
 
+from yaml import CDumper as Dumper
+from yaml import dump
 
-from python_workflow_definition.purepython import (
-    group_edges,
-    resort_total_lst,
-)
+from python_workflow_definition.purepython import group_edges, resort_total_lst
 from python_workflow_definition.shared import (
-    convert_nodes_list_to_dict,
-    remove_result,
     EDGES_LABEL,
     NODES_LABEL,
-    TARGET_LABEL,
-    TARGET_PORT_LABEL,
     SOURCE_LABEL,
     SOURCE_PORT_LABEL,
+    TARGET_LABEL,
+    TARGET_PORT_LABEL,
+    convert_nodes_list_to_dict,
+    remove_result,
 )
 
 
diff --git a/src/python_workflow_definition/cwl/__main__.py b/src/python_workflow_definition/cwl/__main__.py
index ec1c6c4..f9b7651 100644
--- a/src/python_workflow_definition/cwl/__main__.py
+++ b/src/python_workflow_definition/cwl/__main__.py
@@ -1,7 +1,7 @@
-import sys
+import importlib.util
 import pickle
+import sys
 from ast import literal_eval
-import importlib.util
 
 
 def load_function(file_name, funct):
diff --git a/src/python_workflow_definition/executorlib.py b/src/python_workflow_definition/executorlib.py
index b082b75..99ab921 100644
--- a/src/python_workflow_definition/executorlib.py
+++ b/src/python_workflow_definition/executorlib.py
@@ -2,21 +2,20 @@
 from importlib import import_module
 from inspect import isfunction
 
-
 from python_workflow_definition.models import PythonWorkflowDefinitionWorkflow
+from python_workflow_definition.purepython import group_edges, resort_total_lst
 from python_workflow_definition.shared import (
+    EDGES_LABEL,
+    NODES_LABEL,
+    SOURCE_LABEL,
+    SOURCE_PORT_LABEL,
+    convert_nodes_list_to_dict,
     get_dict,
-    get_list,
     get_kwargs,
+    get_list,
     get_source_handles,
-    convert_nodes_list_to_dict,
     remove_result,
-    NODES_LABEL,
-    EDGES_LABEL,
-    SOURCE_LABEL,
-    SOURCE_PORT_LABEL,
 )
-from python_workflow_definition.purepython import resort_total_lst, group_edges
 
 
 def get_item(obj, key):
diff --git a/src/python_workflow_definition/jobflow.py b/src/python_workflow_definition/jobflow.py
index 4a39490..057762d 100644
--- a/src/python_workflow_definition/jobflow.py
+++ b/src/python_workflow_definition/jobflow.py
@@ -2,26 +2,26 @@
 from inspect import isfunction
 
 import numpy as np
-from jobflow import job, Flow
+from jobflow import Flow, job
 
 from python_workflow_definition.models import PythonWorkflowDefinitionWorkflow
 from python_workflow_definition.shared import (
-    get_dict,
-    get_list,
-    get_kwargs,
-    get_source_handles,
-    update_node_names,
-    convert_nodes_list_to_dict,
-    remove_result,
-    set_result_node,
-    NODES_LABEL,
     EDGES_LABEL,
+    NODES_LABEL,
     SOURCE_LABEL,
     SOURCE_PORT_LABEL,
     TARGET_LABEL,
     TARGET_PORT_LABEL,
-    VERSION_NUMBER,
     VERSION_LABEL,
+    VERSION_NUMBER,
+    convert_nodes_list_to_dict,
+    get_dict,
+    get_kwargs,
+    get_list,
+    get_source_handles,
+    remove_result,
+    set_result_node,
+    update_node_names,
 )
 
 
diff --git a/src/python_workflow_definition/models.py b/src/python_workflow_definition/models.py
index 8b25be8..6ddb583 100644
--- a/src/python_workflow_definition/models.py
+++ b/src/python_workflow_definition/models.py
@@ -1,19 +1,16 @@
+import json
+import logging
 from pathlib import Path
-from typing import (
-    List,
-    Union,
-    Optional,
-    Literal,
-    Any,
-    Annotated,
-    Type,
-    TypeVar,
+from typing import Annotated, Any, List, Literal, Optional, Type, TypeVar, Union
+
+from pydantic import (
+    BaseModel,
+    Field,
+    ValidationError,
+    field_serializer,
+    field_validator,
 )
 from typing_extensions import TypeAliasType
-from pydantic import BaseModel, Field, field_validator, field_serializer
-from pydantic import ValidationError
-import json
-import logging
 
 logger = logging.getLogger(__name__)
 
diff --git a/src/python_workflow_definition/plot.py b/src/python_workflow_definition/plot.py
index b3d4953..afb8990 100644
--- a/src/python_workflow_definition/plot.py
+++ b/src/python_workflow_definition/plot.py
@@ -1,16 +1,15 @@
-from IPython.display import SVG, display
 import networkx as nx
-
+from IPython.display import SVG, display
 
 from python_workflow_definition.models import PythonWorkflowDefinitionWorkflow
 from python_workflow_definition.purepython import group_edges
 from python_workflow_definition.shared import (
-    get_kwargs,
-    convert_nodes_list_to_dict,
-    NODES_LABEL,
     EDGES_LABEL,
+    NODES_LABEL,
     SOURCE_LABEL,
     SOURCE_PORT_LABEL,
+    convert_nodes_list_to_dict,
+    get_kwargs,
 )
 
 
diff --git a/src/python_workflow_definition/purepython.py b/src/python_workflow_definition/purepython.py
index d8af187..0741e6f 100644
--- a/src/python_workflow_definition/purepython.py
+++ b/src/python_workflow_definition/purepython.py
@@ -1,21 +1,20 @@
 from importlib import import_module
 from inspect import isfunction
 
-
 from python_workflow_definition.models import PythonWorkflowDefinitionWorkflow
 from python_workflow_definition.shared import (
-    get_dict,
-    get_list,
-    get_kwargs,
-    get_source_handles,
-    convert_nodes_list_to_dict,
-    remove_result,
-    NODES_LABEL,
     EDGES_LABEL,
+    NODES_LABEL,
     SOURCE_LABEL,
     SOURCE_PORT_LABEL,
     TARGET_LABEL,
     TARGET_PORT_LABEL,
+    convert_nodes_list_to_dict,
+    get_dict,
+    get_kwargs,
+    get_list,
+    get_source_handles,
+    remove_result,
 )
 
 
diff --git a/src/python_workflow_definition/pyiron_base.py b/src/python_workflow_definition/pyiron_base.py
index 00cc2b1..324e348 100644
--- a/src/python_workflow_definition/pyiron_base.py
+++ b/src/python_workflow_definition/pyiron_base.py
@@ -3,25 +3,25 @@
 from typing import Optional
 
 import numpy as np
-from pyiron_base import job, Project
+from pyiron_base import Project, job
 from pyiron_base.project.delayed import DelayedObject
 
 from python_workflow_definition.models import PythonWorkflowDefinitionWorkflow
 from python_workflow_definition.shared import (
-    get_kwargs,
-    get_source_handles,
-    convert_nodes_list_to_dict,
-    update_node_names,
-    remove_result,
-    set_result_node,
-    NODES_LABEL,
     EDGES_LABEL,
+    NODES_LABEL,
     SOURCE_LABEL,
     SOURCE_PORT_LABEL,
     TARGET_LABEL,
     TARGET_PORT_LABEL,
-    VERSION_NUMBER,
     VERSION_LABEL,
+    VERSION_NUMBER,
+    convert_nodes_list_to_dict,
+    get_kwargs,
+    get_source_handles,
+    remove_result,
+    set_result_node,
+    update_node_names,
 )
 
 
diff --git a/src/python_workflow_definition/pyiron_workflow.py b/src/python_workflow_definition/pyiron_workflow.py
index b2f36b6..516f1ff 100644
--- a/src/python_workflow_definition/pyiron_workflow.py
+++ b/src/python_workflow_definition/pyiron_workflow.py
@@ -1,26 +1,26 @@
 from collections import Counter
-from inspect import isfunction
 from importlib import import_module
+from inspect import isfunction
 from typing import Any
 
 import numpy as np
-from pyiron_workflow import as_function_node, function_node, Workflow
+from pyiron_workflow import Workflow, as_function_node, function_node
 from pyiron_workflow.api import Function
 
 from python_workflow_definition.models import PythonWorkflowDefinitionWorkflow
 from python_workflow_definition.shared import (
-    get_dict,
-    update_node_names,
-    set_result_node,
-    remove_result,
-    NODES_LABEL,
     EDGES_LABEL,
+    NODES_LABEL,
     SOURCE_LABEL,
     SOURCE_PORT_LABEL,
     TARGET_LABEL,
     TARGET_PORT_LABEL,
-    VERSION_NUMBER,
     VERSION_LABEL,
+    VERSION_NUMBER,
+    get_dict,
+    remove_result,
+    set_result_node,
+    update_node_names,
 )