Formatting

tests/test_memory_edge_cases.py

@@ -1,18 +1,17 @@
 """Edge case tests for the Memory system."""
-import pytest
+
 import json
 import os
-from pathlib import Path
-from datetime import datetime
-from unittest.mock import patch, mock_open
+
+import pytest
 
 from infrastructure.persistence import (
-    Memory,
-    LongTermMemory,
-    ShortTermMemory,
     EpisodicMemory,
-    init_memory,
+    LongTermMemory,
+    Memory,
+    ShortTermMemory,
     get_memory,
+    init_memory,
     set_memory,
 )
 from infrastructure.persistence.context import _memory_ctx
@@ -390,7 +389,7 @@ class TestMemoryEdgeCases:
     def test_init_with_nonexistent_directory(self, temp_dir):
         """Should create directory if not exists."""
         new_dir = temp_dir / "new" / "nested" / "dir"
-        
+
         # Create parent directories first
         new_dir.mkdir(parents=True, exist_ok=True)
         memory = Memory(storage_dir=str(new_dir))
@@ -529,7 +528,6 @@ class TestMemoryContextEdgeCases:
 
     def test_context_isolation(self, temp_dir):
         """Context should be isolated per context."""
-        import asyncio
         from contextvars import copy_context
 
         _memory_ctx.set(None)