chore: remove unused imports and dead locals (ruff F401, F841)

agent/anthropic_adapter.py

@@ -523,9 +523,6 @@ def _read_claude_code_credentials_from_keychain() -> Optional[Dict[str, Any]]:
 
     Returns dict with {accessToken, refreshToken?, expiresAt?} or None.
     """
-    import platform
-    import subprocess
-
     if platform.system() != "Darwin":
         return None
 

agent/credential_pool.py

@@ -7,7 +7,6 @@
 import threading
 import time
 import uuid
-import os
 import re
 from dataclasses import dataclass, fields, replace
 from datetime import datetime

agent/credential_sources.py

@@ -47,7 +47,6 @@
 
 import os
 from dataclasses import dataclass, field
-from pathlib import Path
 from typing import Callable, List, Optional
 
 

agent/gemini_cloudcode_adapter.py

@@ -30,7 +30,6 @@
 
 import json
 import logging
-import os
 import time
 import uuid
 from types import SimpleNamespace
@@ -42,7 +41,6 @@
 from agent.gemini_schema import sanitize_gemini_tool_parameters
 from agent.google_code_assist import (
     CODE_ASSIST_ENDPOINT,
-    FREE_TIER_ID,
     CodeAssistError,
     ProjectContext,
     resolve_project_context,

agent/gemini_schema.py

@@ -2,7 +2,7 @@
 
 from __future__ import annotations
 
-from typing import Any, Dict, List
+from typing import Any, Dict
 
 # Gemini's ``FunctionDeclaration.parameters`` field accepts the ``Schema``
 # object, which is only a subset of OpenAPI 3.0 / JSON Schema.  Strip fields

agent/google_code_assist.py

@@ -29,7 +29,6 @@
 
 import json
 import logging
-import os
 import time
 import urllib.error
 import urllib.parse

agent/google_oauth.py

@@ -49,14 +49,13 @@
 import logging
 import os
 import secrets
-import socket
 import stat
 import threading
 import time
 import urllib.error
 import urllib.parse
 import urllib.request
-from dataclasses import dataclass, field
+from dataclasses import dataclass
 from pathlib import Path
 from typing import Any, Dict, Optional, Tuple
 

agent/memory_manager.py

@@ -28,7 +28,6 @@
 
 from __future__ import annotations
 
-import json
 import logging
 import re
 import inspect

agent/transports/codex.py

@@ -8,7 +8,7 @@
 from typing import Any, Dict, List, Optional
 
 from agent.transports.base import ProviderTransport
-from agent.transports.types import NormalizedResponse, ToolCall, Usage
+from agent.transports.types import NormalizedResponse, ToolCall
 
 
 class ResponsesApiTransport(ProviderTransport):
@@ -151,8 +151,6 @@ def normalize_response(self, response: Any, **kwargs) -> NormalizedResponse:
         """Normalize Codex Responses API response to NormalizedResponse."""
         from agent.codex_responses_adapter import (
             _normalize_codex_response,
-            _extract_responses_message_text,
-            _extract_responses_reasoning_text,
         )
 
         # _normalize_codex_response returns (SimpleNamespace, finish_reason_str)

gateway/platforms/discord.py

@@ -305,7 +305,7 @@ def _on_packet(self, data: bytes):
         encrypted = bytes(payload_with_nonce[:-4])
 
         try:
-            import nacl.secret  # noqa: delayed import – only in voice path
+            import nacl.secret  # noqa: E402 — delayed import, only in voice path
             box = nacl.secret.Aead(self._secret_key)
             decrypted = box.decrypt(encrypted, header, bytes(nonce))
         except Exception as e:

gateway/platforms/feishu_comment.py

@@ -974,7 +974,6 @@ def build_whole_comment_prompt(
 
 def _resolve_model_and_runtime() -> Tuple[str, dict]:
     """Resolve model and provider credentials, same as gateway message handling."""
-    import os
     from gateway.run import _load_gateway_config, _resolve_gateway_model
 
     user_config = _load_gateway_config()

gateway/platforms/helpers.py

@@ -11,10 +11,10 @@
 import re
 import time
 from pathlib import Path
-from typing import TYPE_CHECKING, Dict, Optional
+from typing import TYPE_CHECKING, Dict
 
 if TYPE_CHECKING:
-    from gateway.platforms.base import BasePlatformAdapter, MessageEvent
+    from gateway.platforms.base import MessageEvent
 
 logger = logging.getLogger(__name__)
 

gateway/platforms/mattermost.py

@@ -412,7 +412,6 @@ async def _send_url_as_file(
 
         import aiohttp
 
-        last_exc = None
         file_data = None
         ct = "application/octet-stream"
         fname = url.rsplit("/", 1)[-1].split("?")[0] or f"{kind}.png"

gateway/platforms/qqbot/adapter.py

@@ -1957,7 +1957,7 @@ async def _send_c2c_text(
             self, openid: str, content: str, reply_to: Optional[str] = None
     ) -> SendResult:
         """Send text to a C2C user via REST API."""
-        msg_seq = self._next_msg_seq(reply_to or openid)
+        self._next_msg_seq(reply_to or openid)
         body = self._build_text_body(content, reply_to)
         if reply_to:
             body["msg_id"] = reply_to
@@ -1970,7 +1970,7 @@ async def _send_group_text(
             self, group_openid: str, content: str, reply_to: Optional[str] = None
     ) -> SendResult:
         """Send text to a group via REST API."""
-        msg_seq = self._next_msg_seq(reply_to or group_openid)
+        self._next_msg_seq(reply_to or group_openid)
         body = self._build_text_body(content, reply_to)
         if reply_to:
             body["msg_id"] = reply_to
@@ -2135,11 +2135,6 @@ async def _send_media(
 
             # Route
             chat_type = self._guess_chat_type(chat_id)
-            target_path = (
-                f"/v2/users/{chat_id}/files"
-                if chat_type == "c2c"
-                else f"/v2/groups/{chat_id}/files"
-            )
 
             if chat_type == "guild":
                 # Guild channels don't support native media upload in the same way

gateway/platforms/yuanbao.py

@@ -90,7 +90,7 @@
     encode_get_group_member_list,
     next_seq_no,
 )
-from gateway.session import SessionSource, build_session_key
+from gateway.session import build_session_key
 
 logger = logging.getLogger(__name__)
 
@@ -1897,7 +1897,7 @@ def _detect_owner_command(
             return None, None, False
 
         # Sender identity check: bot owner <-> push.from_account == push.bot_owner_id
-        owner_id = (push or {}).get("bot_owner_id") or ""
+        # owner_id = (push or {}).get("bot_owner_id") or ""
         # is_owner = bool(owner_id) and owner_id == from_account
         is_owner = True
         return cmd, cmd_line, is_owner

gateway/platforms/yuanbao_media.py

@@ -21,12 +21,10 @@
 import hmac
 import logging
 import os
-import re
 import secrets
 import struct
 import time
 import urllib.parse
-from datetime import datetime, timezone, timedelta
 from typing import Optional, Any
 
 import httpx

gateway/platforms/yuanbao_proto.py

@@ -19,9 +19,8 @@
 from __future__ import annotations
 
 import logging
-import struct
 import threading
-from typing import Optional, Union
+from typing import Optional
 
 logger = logging.getLogger(__name__)
 

gateway/run.py

@@ -7475,7 +7475,6 @@ async def _handle_compress_command(self, event: MessageEvent) -> str:
                 for m in history
                 if m.get("role") in ("user", "assistant") and m.get("content")
             ]
-            original_count = len(msgs)
             approx_tokens = estimate_messages_tokens_rough(msgs)
 
             tmp_agent = AIAgent(

gateway/session.py

@@ -62,7 +62,6 @@ def _hash_chat_id(value: str) -> str:
 )
 from .whatsapp_identity import (
     canonical_whatsapp_identifier,
-    normalize_whatsapp_identifier,
 )
 from utils import atomic_replace
 

hermes_cli/azure_detect.py

@@ -34,7 +34,7 @@
 from typing import Optional
 from urllib import request as urllib_request
 from urllib.error import HTTPError, URLError
-from urllib.parse import urlparse, urlunparse
+from urllib.parse import urlparse
 
 logger = logging.getLogger(__name__)
 

hermes_cli/banner.py

@@ -562,7 +562,6 @@ def build_welcome_banner(console: Console, model: str, cwd: str,
     right_content = "\n".join(right_lines)
     layout_table.add_row(left_content, right_content)
 
-    agent_name = _skin_branding("agent_name", "Hermes Agent")
     title_color = _skin_color("banner_title", "#FFD700")
     border_color = _skin_color("banner_border", "#CD7F32")
     version_label = format_banner_version_label()

hermes_cli/debug.py

@@ -7,7 +7,6 @@
 
 import io
 import json
-import os
 import sys
 import time
 import urllib.error

hermes_cli/dingtalk_auth.py

@@ -13,7 +13,6 @@
 
 from __future__ import annotations
 
-import io
 import os
 import sys
 import time

hermes_cli/gateway.py

@@ -2953,7 +2953,7 @@ def _setup_sms():
 def _setup_dingtalk():
     """Configure DingTalk — QR scan (recommended) or manual credential entry."""
     from hermes_cli.setup import (
-        prompt_choice, prompt_yes_no, print_info, print_success, print_warning,
+        prompt_choice, prompt_yes_no, print_success, print_warning,
     )
 
     dingtalk_platform = next(p for p in _PLATFORMS if p["key"] == "dingtalk")
@@ -3504,7 +3504,6 @@ def _setup_qqbot():
     method_idx = prompt_choice("  How would you like to set up QQ Bot?", method_choices, 0)
 
     credentials = None
-    used_qr = False
 
     if method_idx == 0:
         # ── QR scan-to-configure ──
@@ -3515,8 +3514,6 @@ def _setup_qqbot():
             print()
             print_warning("  QQ Bot setup cancelled.")
             return
-        if credentials:
-            used_qr = True
         if not credentials:
             print_info("  QR setup did not complete. Continuing with manual input.")
 

hermes_cli/hooks.py

@@ -19,9 +19,8 @@
 from __future__ import annotations
 
 import json
-import os
 from pathlib import Path
-from typing import Any, Dict, List, Optional
+from typing import Any, Dict, List
 
 
 def hooks_command(args) -> None:

hermes_cli/main.py

@@ -4732,7 +4732,6 @@ def _model_flow_anthropic(config, current_model=""):
             read_claude_code_credentials,
             is_claude_code_token_valid,
             _is_oauth_token,
-            _resolve_claude_code_token_from_credentials,
         )
 
         cc_creds = read_claude_code_credentials()
@@ -7137,7 +7136,7 @@ def _service_restart_sec(
                                     print(
                                         f"  ⚠ {svc_name} died after restart, retrying..."
                                     )
-                                    retry = subprocess.run(
+                                    subprocess.run(
                                         scope_cmd + ["restart", svc_name],
                                         capture_output=True,
                                         text=True,

hermes_cli/model_catalog.py

@@ -46,7 +46,6 @@
 
 import json
 import logging
-import os
 import time
 import urllib.error
 import urllib.request

hermes_cli/plugins_cmd.py

@@ -999,7 +999,6 @@ def _draw(stdscr):
             # We need to map logical cursor positions to screen rows
             # accounting for non-navigable separator/headers
 
-            draw_row = 0  # tracks navigable item index
 
             # --- General Plugins section ---
             if n_plugins > 0:

hermes_cli/setup.py

@@ -712,8 +712,6 @@ def setup_model_provider(config: dict, *, quick: bool = False):
     if isinstance(_m, dict):
         selected_provider = _m.get("provider")
 
-    nous_subscription_selected = selected_provider == "nous"
-
     # ── Same-provider fallback & rotation setup (full setup only) ──
     if not quick and _supports_same_provider_pool_setup(selected_provider):
         try:

hermes_cli/status.py

@@ -6,7 +6,7 @@
 
 import os
 import sys
-import subprocess
+import subprocess  # noqa: F401 — re-exported for tests that monkeypatch status.subprocess to guard against regressions
 from pathlib import Path
 
 PROJECT_ROOT = Path(__file__).parent.parent.resolve()

hermes_cli/web_server.py

@@ -736,7 +736,7 @@ async def get_sessions(limit: int = 20, offset: int = 0):
             return {"sessions": sessions, "total": total, "limit": limit, "offset": offset}
         finally:
             db.close()
-    except Exception as e:
+    except Exception:
         _log.exception("GET /api/sessions failed")
         raise HTTPException(status_code=500, detail="Internal server error")
 
@@ -968,7 +968,7 @@ async def update_config(body: ConfigUpdate):
     try:
         save_config(_denormalize_config_from_web(body.config))
         return {"ok": True}
-    except Exception as e:
+    except Exception:
         _log.exception("PUT /api/config failed")
         raise HTTPException(status_code=500, detail="Internal server error")
 
@@ -997,7 +997,7 @@ async def set_env_var(body: EnvVarUpdate):
     try:
         save_env_value(body.key, body.value)
         return {"ok": True, "key": body.key}
-    except Exception as e:
+    except Exception:
         _log.exception("PUT /api/env failed")
         raise HTTPException(status_code=500, detail="Internal server error")
 
@@ -1011,7 +1011,7 @@ async def remove_env_var(body: EnvVarDelete):
         return {"ok": True, "key": body.key}
     except HTTPException:
         raise
-    except Exception as e:
+    except Exception:
         _log.exception("DELETE /api/env failed")
         raise HTTPException(status_code=500, detail="Internal server error")
 
@@ -1568,7 +1568,6 @@ async def _start_device_code_flow(provider_id: str) -> Dict[str, Any]:
     then spawns a background poller. Returns the user-facing display fields
     so the UI can render the verification page link + user code.
     """
-    from hermes_cli import auth as hauth
     if provider_id == "nous":
         from hermes_cli.auth import _request_device_code, PROVIDER_REGISTRY
         import httpx

hermes_cli/webhook.py

@@ -11,7 +11,6 @@
 """
 
 import json
-import os
 import re
 import secrets
 import time