|
| 1 | +import json |
| 2 | +import logging |
| 3 | +from collections.abc import Callable |
| 4 | +from typing import Any, TypeVar |
| 5 | + |
| 6 | +from typing_extensions import override |
| 7 | + |
| 8 | +T = TypeVar("T", bound="StructuredMessage") |
| 9 | + |
| 10 | +# Type for the renderer function |
| 11 | +RendererType = Callable[[str, dict[str, Any]], str] |
| 12 | + |
| 13 | + |
| 14 | +class StructuredMessage: |
| 15 | + _renderer: RendererType | None = None |
| 16 | + |
| 17 | + def __init__(self, message: str, /, **kwargs: Any) -> None: |
| 18 | + self.message: str = message |
| 19 | + self.kwargs: dict[str, Any] = kwargs |
| 20 | + |
| 21 | + @override |
| 22 | + def __str__(self) -> str: |
| 23 | + renderer: RendererType = self._renderer or self.default_renderer |
| 24 | + return renderer(self.message, self.kwargs) |
| 25 | + |
| 26 | + @staticmethod |
| 27 | + def default_renderer(msg: str, kwargs: dict[str, Any]) -> str: |
| 28 | + return f"{msg} >>> {json.dumps(kwargs)}" |
| 29 | + |
| 30 | + @classmethod |
| 31 | + def set_renderer(cls: type[T], renderer_func: RendererType) -> None: |
| 32 | + cls._renderer = renderer_func |
| 33 | + |
| 34 | + |
| 35 | +def set_renderer(renderer_func: RendererType) -> None: |
| 36 | + StructuredMessage.set_renderer(renderer_func) |
| 37 | + |
| 38 | + |
| 39 | +def get_logger(name: str = "") -> logging.Logger: |
| 40 | + """Get a logger instance with the pgai namespace. |
| 41 | +
|
| 42 | + Args: |
| 43 | + name: The logger name, which will be prefixed with 'pgai.' |
| 44 | +
|
| 45 | + Returns: |
| 46 | + A Logger instance with the appropriate namespace |
| 47 | + """ |
| 48 | + if name: |
| 49 | + logger_name: str = f"pgai.{name}" |
| 50 | + else: |
| 51 | + logger_name: str = "pgai" |
| 52 | + |
| 53 | + return logging.getLogger(logger_name) |
| 54 | + |
| 55 | + |
| 56 | +def set_level(level: int | str) -> None: |
| 57 | + """Set the log level for all pgai loggers. |
| 58 | +
|
| 59 | + This does not affect the root logger or any other loggers outside |
| 60 | + the pgai namespace. |
| 61 | +
|
| 62 | + Args: |
| 63 | + level: The logging level (e.g., logging.INFO, logging.DEBUG) |
| 64 | + or a string level name ('INFO', 'DEBUG', etc.) |
| 65 | + """ |
| 66 | + if isinstance(level, str): |
| 67 | + numeric_level: int = getattr(logging, level.upper(), logging.INFO) |
| 68 | + else: |
| 69 | + numeric_level = level |
| 70 | + |
| 71 | + logging.getLogger("pgai").setLevel(numeric_level) |
0 commit comments