{
  "id": "python/pip-no-matching-distribution-found",
  "signature": "ERROR: No matching distribution found for tensorflow==2.12.0",
  "signature_zh": "错误：未找到匹配的发行版 tensorflow==2.12.0",
  "regex": "ERROR:\\ No\\ matching\\ distribution\\ found\\ for\\ tensorflow==2\\.12\\.0",
  "domain": "python",
  "category": "install_error",
  "subcategory": null,
  "root_cause": "The requested package version does not exist on PyPI or the index URL is unreachable.",
  "root_cause_type": "generic",
  "root_cause_zh": "请求的包版本在PyPI上不存在或索引URL无法访问。",
  "versions": [
    {
      "version": "3.9",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "Upgrading pip to latest version",
      "why_fails": "The version simply doesn't exist; pip version is irrelevant.",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    },
    {
      "action": "Clearing pip cache with `pip cache purge`",
      "why_fails": "Cache is not the issue; the package version is absent from remote index.",
      "fail_rate": 0.85,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "Specify an existing version or use latest",
      "success_rate": 0.95,
      "how": "pip install tensorflow==2.15.0",
      "condition": "",
      "sources": []
    },
    {
      "action": "Check package availability on PyPI",
      "success_rate": 0.9,
      "how": "pip index versions tensorflow",
      "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": 0.85,
  "fix_success_rate": 0.8,
  "resolvable": "true",
  "first_seen": "2024-03-15",
  "last_confirmed": "2025-01-01",
  "last_updated": "2025-01-01",
  "evidence_count": 0,
  "tags": [],
  "locale": "en",
  "aliases": []
}