diff options
Diffstat (limited to '.venv/lib/python3.12/site-packages/pydantic/deprecated/parse.py')
-rw-r--r-- | .venv/lib/python3.12/site-packages/pydantic/deprecated/parse.py | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/pydantic/deprecated/parse.py b/.venv/lib/python3.12/site-packages/pydantic/deprecated/parse.py new file mode 100644 index 00000000..2a92e62b --- /dev/null +++ b/.venv/lib/python3.12/site-packages/pydantic/deprecated/parse.py @@ -0,0 +1,80 @@ +from __future__ import annotations + +import json +import pickle +import warnings +from enum import Enum +from pathlib import Path +from typing import TYPE_CHECKING, Any, Callable + +from typing_extensions import deprecated + +from ..warnings import PydanticDeprecatedSince20 + +if not TYPE_CHECKING: + # See PyCharm issues https://youtrack.jetbrains.com/issue/PY-21915 + # and https://youtrack.jetbrains.com/issue/PY-51428 + DeprecationWarning = PydanticDeprecatedSince20 + + +class Protocol(str, Enum): + json = 'json' + pickle = 'pickle' + + +@deprecated('`load_str_bytes` is deprecated.', category=None) +def load_str_bytes( + b: str | bytes, + *, + content_type: str | None = None, + encoding: str = 'utf8', + proto: Protocol | None = None, + allow_pickle: bool = False, + json_loads: Callable[[str], Any] = json.loads, +) -> Any: + warnings.warn('`load_str_bytes` is deprecated.', category=PydanticDeprecatedSince20, stacklevel=2) + if proto is None and content_type: + if content_type.endswith(('json', 'javascript')): + pass + elif allow_pickle and content_type.endswith('pickle'): + proto = Protocol.pickle + else: + raise TypeError(f'Unknown content-type: {content_type}') + + proto = proto or Protocol.json + + if proto == Protocol.json: + if isinstance(b, bytes): + b = b.decode(encoding) + return json_loads(b) # type: ignore + elif proto == Protocol.pickle: + if not allow_pickle: + raise RuntimeError('Trying to decode with pickle with allow_pickle=False') + bb = b if isinstance(b, bytes) else b.encode() # type: ignore + return pickle.loads(bb) + else: + raise TypeError(f'Unknown protocol: {proto}') + + +@deprecated('`load_file` is deprecated.', category=None) +def load_file( + path: str | Path, + *, + content_type: str | None = None, + encoding: str = 'utf8', + proto: Protocol | None = None, + allow_pickle: bool = False, + json_loads: Callable[[str], Any] = json.loads, +) -> Any: + warnings.warn('`load_file` is deprecated.', category=PydanticDeprecatedSince20, stacklevel=2) + path = Path(path) + b = path.read_bytes() + if content_type is None: + if path.suffix in ('.js', '.json'): + proto = Protocol.json + elif path.suffix == '.pkl': + proto = Protocol.pickle + + return load_str_bytes( + b, proto=proto, content_type=content_type, encoding=encoding, allow_pickle=allow_pickle, json_loads=json_loads + ) |