refactor: Remove unused imports across multiple test files

Author: datradito

examples/langgraph_agent.py

@@ -13,11 +13,9 @@
 """
 
 import httpx
-import json
-from typing import TypedDict, Annotated, List
+from typing import TypedDict, List
 from langchain_anthropic import ChatAnthropic
 from langgraph.graph import StateGraph, END
-from langgraph.prebuilt import ToolNode
 
 
 # State definition

tests/mcp/conftest.py

@@ -8,12 +8,11 @@
 
 import pytest
 import httpx
-import json
 import subprocess
 import time
 import os
 import socket
-from typing import Dict, Any, Optional
+from typing import Dict, Any
 
 
 class MCPClient:

tests/mcp/scripts/schema_validator.py

@@ -9,7 +9,7 @@
 import json
 from pathlib import Path
 from typing import Dict, Any
-from jsonschema import validate, ValidationError
+from jsonschema import validate
 
 
 # Schema directory

tests/mcp/test_command_logging.py

@@ -4,7 +4,6 @@
 """
 import json
 import time
-from pathlib import Path
 import pytest
 
 

tests/mcp/test_coverage.py

@@ -6,9 +6,7 @@
 Tests for show_coverage and dump_lcov MCP tools using upstream implementation.
 """
 
-import pytest
 import time
-import re
 
 
 def test_show_coverage_returns_data(mcp_client):

tests/mcp/test_schemas.py

@@ -7,7 +7,6 @@
 Updated to match upstream's 7 active tools.
 """
 
-import pytest
 from tests.mcp.scripts.schema_validator import validate_response