style(safety): 移除未使用的 import 修复 Flake8 警告

Author: Stelquis

trpc_agent_sdk/tools/safety/_bash_scanner.py

@@ -15,8 +15,6 @@
 import re
 from typing import Optional
 
-from trpc_agent_sdk.log import logger
-
 from ._policy import SafetyPolicy
 from ._types import RiskCategory
 from ._types import RiskLevel

trpc_agent_sdk/tools/safety/_policy.py

@@ -26,8 +26,6 @@
 
 import yaml
 
-from trpc_agent_sdk.log import logger
-
 from ._types import RiskLevel
 from ._types import SafetyDecision
 

trpc_agent_sdk/tools/safety/_safety_filter.py

@@ -34,7 +34,6 @@
 from ._audit import AuditLogger
 from ._policy import SafetyPolicy
 from ._scanner import SafetyScanner
-from ._types import SafetyDecision
 from ._types import SafetyReport
 from ._types import ScanInput
 from ._types import ScriptType

trpc_agent_sdk/tools/safety/_scanner.py

@@ -15,7 +15,6 @@
 
 import datetime
 import time
-from typing import Optional
 
 from trpc_agent_sdk.log import logger
 

trpc_agent_sdk/tools/safety/_wrapper.py

@@ -39,10 +39,8 @@
 from ._audit import AuditLogger
 from ._policy import SafetyPolicy
 from ._scanner import SafetyScanner
-from ._types import SafetyReport
 from ._types import ScanInput
 from ._types import ScriptType
-from ._types import SafetyDecision
 
 _DEFAULT_POLICY_PATH = os.path.join(
     os.path.dirname(os.path.abspath(__file__)),
@@ -185,7 +183,6 @@ def scan_only(
         Returns:
             The SafetyReport dict.
         """
-        import asyncio  # noqa: E811
         st = self._parse_script_type(script_type)
         scan_input = ScanInput(
             script_content=script_content,