{
  "id": "python/mysql-wrong-argument",
  "signature": "sqlalchemy.exc.ArgumentError: Invalid argument(s) 'charset' sent to create_engine(), using configuration create_engine(). Did you mean to use 'connect_args'?",
  "signature_zh": "SQLAlchemy 参数错误：向 create_engine() 发送了无效参数 'charset'。",
  "regex": "sqlalchemy\\.exc\\.ArgumentError:\\ Invalid\\ argument\\(s\\)\\ 'charset'\\ sent\\ to\\ create_engine\\(\\),\\ using\\ configuration\\ create_engine\\(\\)\\.\\ Did\\ you\\ mean\\ to\\ use\\ 'connect_args'\\?",
  "domain": "python",
  "category": "config_error",
  "subcategory": null,
  "root_cause": "将数据库驱动特有的参数直接传递给 create_engine，而不是通过 connect_args。",
  "root_cause_type": "generic",
  "root_cause_zh": "将数据库驱动特有的参数直接传递给 create_engine，而不是通过 connect_args。",
  "versions": [
    {
      "version": "1.4.x",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "2.0.x",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "尝试在 URL 中直接添加 charset，但可能被忽略。",
      "fail_rate": 0.5,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "删除 charset 参数，但可能导致编码问题。",
      "fail_rate": 0.4,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "",
      "success_rate": 0.9,
      "how": "使用 connect_args：create_engine(url, connect_args={'charset': 'utf8mb4'})",
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "success_rate": 0.85,
      "how": "在 URL 中正确编码，例如：mysql+pymysql://user:pass@host/db?charset=utf8mb4",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": null,
  "official_doc_section": null,
  "error_code": null,
  "verification_tier": "ai_generated",
  "confidence": 0.87,
  "fix_success_rate": 0.8,
  "resolvable": "true",
  "first_seen": "2025-04-02",
  "last_confirmed": "2025-01-01",
  "last_updated": "2025-01-01",
  "evidence_count": 0,
  "tags": [],
  "locale": "en",
  "aliases": []
}