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| import re | |
| from typing import Any | |
| import numpy as np | |
| def sanitize_code(code: str) -> str: | |
| """清理可能包含的 Markdown 代码块标记。""" | |
| if not isinstance(code, str): | |
| return "" | |
| code = code.strip() | |
| if code.startswith("```") and code.endswith("```"): | |
| lines = code.splitlines() | |
| # 去掉首尾 ``` 或 ```python | |
| if re.match(r"^```(?:python)?", lines[0].strip()): | |
| lines = lines[1:] | |
| if lines and lines[-1].strip() == "```": | |
| lines = lines[:-1] | |
| code = "\n".join(lines) | |
| return code | |
| def to_json_serializable(obj: Any) -> Any: | |
| """将可能含 numpy 类型的对象转换为可 JSON 序列化类型（递归）。""" | |
| if obj is None: | |
| return None | |
| if isinstance(obj, (str, bool, int)): | |
| return obj | |
| if isinstance(obj, float): | |
| # 确保是内置 float（JSON 支持） | |
| return float(obj) | |
| if isinstance(obj, np.generic): | |
| return obj.item() | |
| if isinstance(obj, np.ndarray): | |
| return obj.tolist() | |
| if isinstance(obj, dict): | |
| return {str(k): to_json_serializable(v) for k, v in obj.items()} | |
| if isinstance(obj, (list, tuple)): | |
| return [to_json_serializable(v) for v in obj] | |
| # fallback: try to cast to float / str | |
| try: | |
| return float(obj) | |
| except Exception: | |
| try: | |
| return str(obj) | |
| except Exception: | |
| return None | |