{
  "id": "python/flask-migrate-command-not-found",
  "signature": "ModuleNotFoundError: No module named 'flask_migrate'",
  "signature_zh": "模块未找到错误：没有名为 'flask_migrate' 的模块",
  "regex": "ModuleNotFoundError:\\ No\\ module\\ named\\ 'flask_migrate'",
  "domain": "python",
  "category": "module_error",
  "subcategory": null,
  "root_cause": "Flask-Migrate 扩展未安装",
  "root_cause_type": "generic",
  "root_cause_zh": "Flask-Migrate 扩展未安装",
  "versions": [
    {
      "version": "3.9",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "3.10",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "安装 Flask-Migrate 但不更新 requirements.txt",
      "why_fails": "部署时依赖缺失",
      "fail_rate": 0.6,
      "condition": "",
      "sources": []
    },
    {
      "action": "手动复制 flask_migrate 文件夹",
      "why_fails": "缺少依赖库",
      "fail_rate": 0.85,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "安装 Flask-Migrate",
      "success_rate": 0.95,
      "how": "pip install flask-migrate",
      "condition": "",
      "sources": []
    },
    {
      "action": "在虚拟环境中安装",
      "success_rate": 0.98,
      "how": "pip install flask-migrate && pip freeze > requirements.txt",
      "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": "2025-07-01",
  "last_confirmed": "2025-01-01",
  "last_updated": "2025-01-01",
  "evidence_count": 0,
  "tags": [],
  "locale": "en",
  "aliases": []
}