Refactor test imports: remove unused imports across configuration and modal test files

src/hosts/core/config.py

@@ -5,7 +5,6 @@ This module handles application settings and preferences.
 """
 
 import json
-import os
 from pathlib import Path
 from typing import Dict, Any
 
@@ -46,7 +45,7 @@ class Config:
                     loaded_settings = json.load(f)
                     # Merge with defaults to ensure all keys exist
                     self._settings.update(loaded_settings)
-        except (json.JSONDecodeError, IOError) as e:
+        except (json.JSONDecodeError, IOError):
             # If loading fails, use defaults
             pass
     
@@ -58,7 +57,7 @@ class Config:
             
             with open(self.config_file, 'w') as f:
                 json.dump(self._settings, f, indent=2)
-        except IOError as e:
+        except IOError:
             # Silently fail if we can't save config
             pass
     

tests/test_config.py

@@ -5,10 +5,8 @@ This module contains unit tests for the Config class,
 validating configuration loading, saving, and management functionality.
 """
 
-import pytest
 import tempfile
 import json
-import os
 from pathlib import Path
 from unittest.mock import patch, mock_open
 

tests/test_config_modal.py

@@ -5,10 +5,9 @@ This module contains unit tests for the ConfigModal class,
 validating modal behavior and configuration interaction.
 """
 
-import pytest
-from unittest.mock import Mock, patch
+from unittest.mock import Mock
 
-from textual.widgets import Checkbox, Button
+from textual.widgets import Button
 
 from hosts.core.config import Config
 from hosts.tui.config_modal import ConfigModal

tests/test_main.py

@@ -5,12 +5,8 @@ This module contains unit tests for the HostsManagerApp class,
 validating application behavior, navigation, and user interactions.
 """
 
-import pytest
-import tempfile
-from unittest.mock import Mock, patch, MagicMock
-from pathlib import Path
+from unittest.mock import Mock, patch
 
-from textual.widgets import DataTable, Static
 
 from hosts.main import HostsManagerApp
 from hosts.core.models import HostEntry, HostsFile

tests/test_manager.py

@@ -9,8 +9,8 @@ import pytest
 import tempfile
 import subprocess
 from pathlib import Path
-from unittest.mock import Mock, patch, MagicMock
-from src.hosts.core.manager import PermissionManager, HostsManager, EditModeError
+from unittest.mock import Mock, patch
+from src.hosts.core.manager import PermissionManager, HostsManager
 from src.hosts.core.models import HostEntry, HostsFile
 
 

tests/test_save_confirmation_modal.py

@@ -6,10 +6,9 @@ This module tests the save confirmation functionality when exiting edit entry mo
 
 import pytest
 from unittest.mock import Mock, patch
-from textual.widgets import Input, Checkbox, Button
+from textual.widgets import Button
 
 from hosts.main import HostsManagerApp
-from hosts.core.models import HostsFile, HostEntry
 from hosts.tui.save_confirmation_modal import SaveConfirmationModal