style: fix import sorting in flow modules

Co-Authored-By: Joe Moura <joao@crewai.com>

src/crewai/flow/flow.py

@@ -17,13 +17,13 @@ from typing import (
 from blinker import Signal
 from pydantic import BaseModel, ValidationError
 
+from crewai.flow.core_flow_utils import get_possible_return_constants
 from crewai.flow.flow_events import (
     FlowFinishedEvent,
     FlowStartedEvent,
     MethodExecutionFinishedEvent,
     MethodExecutionStartedEvent,
 )
-from crewai.flow.core_flow_utils import get_possible_return_constants
 from crewai.telemetry import Telemetry
 
 T = TypeVar("T", bound=Union[BaseModel, Dict[str, Any]])

src/crewai/flow/flow_visualizer.py

@@ -5,12 +5,11 @@ from pathlib import Path
 
 from pyvis.network import Network
 
-from crewai.flow.path_utils import safe_path_join, validate_file_path
-
 from crewai.flow.config import COLORS, NODE_STYLES
+from crewai.flow.flow_visual_utils import calculate_node_levels
 from crewai.flow.html_template_handler import HTMLTemplateHandler
 from crewai.flow.legend_generator import generate_legend_items_html, get_legend_items
-from crewai.flow.flow_visual_utils import calculate_node_levels
+from crewai.flow.path_utils import safe_path_join, validate_file_path
 from crewai.flow.visualization_utils import (
     add_edges,
     add_nodes_to_network,

src/crewai/flow/path_utils.py

@@ -8,7 +8,7 @@ interface for path operations.
 
 import os
 from pathlib import Path
-from typing import Union, List, Optional
+from typing import List, Optional, Union
 
 
 def safe_path_join(base_dir: Union[str, Path], filename: str) -> str: