fix: lint issues across plugins

plugins/ai_artifacts_normalizer/ai_artifacts_normalizer.py

@@ -8,13 +8,16 @@
 Hooks: prompt_pre_fetch, resource_post_fetch, tool_post_invoke
 """
 
+# Future
 from __future__ import annotations
 
+# Standard
 import re
-from typing import Any
 
+# Third-Party
 from pydantic import BaseModel
 
+# First-Party
 from mcpgateway.plugins.framework import (
     Plugin,
     PluginConfig,
@@ -27,16 +30,13 @@
     ToolPostInvokeResult,
 )
 
-
 SMART_MAP = {
     """: '"',
     """: '"',
     "„": '"',
-    """: '"',
-    "'": "'",
+    '"': '"',
     "'": "'",
     "‚": "'",
-    "'": "'",
     "—": "-",
     "–": "-",
     "−": "-",
@@ -54,9 +54,7 @@
     "ff": "ff",
 }
 
-BIDI_AND_ZERO_WIDTH = re.compile(
-    "[\u200B\u200C\u200D\u200E\u200F\u202A-\u202E\u2066-\u2069]"
-)
+BIDI_AND_ZERO_WIDTH = re.compile("[\u200b\u200c\u200d\u200e\u200f\u202a-\u202e\u2066-\u2069]")
 
 SPACING_RE = re.compile(r"[ \t\x0b\x0c]+")
 

plugins/argument_normalizer/argument_normalizer.py

@@ -16,11 +16,11 @@
 """
 
 # Standard
-import re
-import unicodedata
 from dataclasses import dataclass
 from enum import Enum
+import re
 from typing import Any, Dict, List, Optional
+import unicodedata
 
 # Third-Party
 from pydantic import BaseModel, Field
@@ -37,7 +37,6 @@
 )
 from mcpgateway.services.logging_service import LoggingService
 
-
 # Initialize logging service first
 logging_service = LoggingService()
 logger = logging_service.get_logger(__name__)

plugins/cached_tool_result/cached_tool_result.py

@@ -10,13 +10,14 @@
 constraints; writes occur in tool_post_invoke.
 """
 
+# Future
 from __future__ import annotations
 
 # Standard
+from dataclasses import dataclass
 import hashlib
 import json
 import time
-from dataclasses import dataclass
 from typing import Any, Dict, List, Optional
 
 # Third-Party

plugins/citation_validator/citation_validator.py

@@ -12,13 +12,17 @@
 Hooks: resource_post_fetch, tool_post_invoke
 """
 
+# Future
 from __future__ import annotations
 
+# Standard
 import re
 from typing import Any, Dict, List, Optional, Tuple
 
+# Third-Party
 from pydantic import BaseModel
 
+# First-Party
 from mcpgateway.plugins.framework import (
     Plugin,
     PluginConfig,
@@ -31,7 +35,6 @@
 )
 from mcpgateway.utils.retry_manager import ResilientHttpClient
 
-
 URL_RE = re.compile(r"https?://[\w\-\._~:/%#\[\]@!\$&'\(\)\*\+,;=]+", re.IGNORECASE)
 
 

plugins/code_formatter/code_formatter.py

@@ -16,13 +16,17 @@
 Hooks: tool_post_invoke, resource_post_fetch
 """
 
+# Future
 from __future__ import annotations
 
+# Standard
 from textwrap import dedent
-from typing import Any, Dict, Optional
+from typing import Any, Optional
 
+# Third-Party
 from pydantic import BaseModel
 
+# First-Party
 from mcpgateway.plugins.framework import (
     Plugin,
     PluginConfig,
@@ -74,6 +78,7 @@ def _normalize_text(text: str, cfg: CodeFormatterConfig) -> str:
 
 
 def _try_format_json(text: str) -> Optional[str]:
+    # Standard
     import json
 
     try:

plugins/code_safety_linter/code_safety_linter.py

@@ -9,11 +9,12 @@
 either blocks or annotates based on mode.
 """
 
+# Future
 from __future__ import annotations
 
 # Standard
 import re
-from typing import Any, List
+from typing import List
 
 # Third-Party
 from pydantic import BaseModel, Field