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json.py

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import io

from pathlib import Path

from types import GeneratorType

from typing import Any, Callable

try:

import numpy as np # type: ignore

has_numpy = True

except ImportError:

has_numpy = False

def encode_json(

obj: Any, upload_file: Callable[[io.IOBase], str] # noqa: ANN401

) -> Any: # noqa: ANN401

"""

Returns a JSON-compatible version of the object. Effectively the same thing as cog.json.encode_json.

"""

if isinstance(obj, dict):

return {key: encode_json(value, upload_file) for key, value in obj.items()}

if isinstance(obj, (list, set, frozenset, GeneratorType, tuple)):

return [encode_json(value, upload_file) for value in obj]

if isinstance(obj, Path):

with obj.open("rb") as f:

return upload_file(f)

if isinstance(obj, io.IOBase):

return upload_file(obj)

if has_numpy:

if isinstance(obj, np.integer):

return int(obj)

if isinstance(obj, np.floating):

return float(obj)

if isinstance(obj, np.ndarray):

return obj.tolist()

return obj