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# Copyright Pincer 2021-Present |
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# Full MIT License can be found in `LICENSE` at the project root. |
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from __future__ import annotations |
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from inspect import getfullargspec |
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from typing import TYPE_CHECKING |
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from .types import T, MISSING |
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if TYPE_CHECKING: |
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from ..client import Client |
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from typing import Any, Callable, Dict, List, Optional, Set, Union |
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def construct_client_dict(client: Client, data: Dict) -> Dict: |
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# TODO: fix docs |
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""" |
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Parameters |
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---------- |
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client |
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data |
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Returns |
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------- |
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""" |
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return {**data, "_client": client, "_http": client.http} |
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def convert( |
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value: Any, |
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factory: Callable[[Any], T], |
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check: Optional[T] = None, |
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client: Optional[Client] = None, |
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) -> T: |
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""" |
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Parameters |
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---------- |
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value : Any |
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The value that has to have its type converted. |
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factory : Callable[[Any], T] |
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The conversion factory/object to use. |
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check : Optional[T] |
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Skip conversion if ``value`` is already this type. |
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client : Optional[:class:`~pincer.client.Client`] |
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Reference to :class:`~pincer.client.Client` |
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""" |
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def handle_factory() -> T: |
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if check is not None and isinstance(value, check): |
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return value |
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try: |
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if client and "_client" in getfullargspec(factory).args: |
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return factory(construct_client_dict(client, value)) |
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except TypeError: # Building type/has no signature |
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pass |
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return factory(value) |
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return MISSING if value is MISSING else handle_factory() |
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def remove_none(obj: Union[List, Dict, Set]) -> Union[List, Dict, Set]: |
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""" |
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Removes all ``None`` values from a list, dict or set. |
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Parameters |
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---------- |
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obj : Union[List, Dict, Set] |
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The list, dict or set to remove ``None`` values from. |
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Returns |
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------- |
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Union[List, Dict, Set] |
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The list, dict or set without ``None`` values. |
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""" |
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if isinstance(obj, list): |
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return [i for i in obj if i is not None] |
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elif isinstance(obj, set): |
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return obj - {None} |
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elif isinstance(obj, dict): |
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return {k: v for k, v in obj.items() if None not in {k, v}} |
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Pincer-org /
Pincer
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