{
  "id": "python/pip-invalid-requirement-malformed",
  "signature": "ERROR: Invalid requirement: 'package==1.0.0.0'",
  "signature_zh": "错误：无效的依赖项：'package==1.0.0.0'",
  "regex": "ERROR:\\ Invalid\\ requirement:\\ 'package==1\\.0\\.0\\.0'",
  "domain": "python",
  "category": "data_error",
  "subcategory": null,
  "root_cause": "The version specifier in the requirement string is malformed or uses an invalid version format that packaging.version cannot parse.",
  "root_cause_type": "generic",
  "root_cause_zh": "依赖项字符串中的版本说明符格式错误，或使用了 packaging.version 无法解析的无效版本格式。",
  "versions": [
    {
      "version": "3.x",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "The issue is the version string itself, not shell quoting.",
      "fail_rate": 0.8,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Newer pip still enforces valid version syntax.",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "Force reinstall does not bypass requirement parsing.",
      "fail_rate": 0.95,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "",
      "success_rate": 0.99,
      "how": "pip install package==1.0.0",
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "success_rate": 0.9,
      "how": "pip install 'package~=1.0.0'",
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "success_rate": 0.85,
      "how": "pip index versions package",
      "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": "2024-04-05",
  "last_confirmed": "2025-01-01",
  "last_updated": "2025-01-01",
  "evidence_count": 0,
  "tags": [],
  "locale": "en",
  "aliases": []
}