How to use _create_deprecation_warning method in Testify

Best Python code snippet using Testify_python

context.py

Source:context.py

...114        except AirflowNotFoundException:115            return default_conn116class AirflowContextDeprecationWarning(DeprecationWarning):117    """Warn for usage of deprecated context variables in a task."""118def _create_deprecation_warning(key: str, replacements: List[str]) -> DeprecationWarning:119    message = f"Accessing {key!r} from the template is deprecated and will be removed in a future version."120    if not replacements:121        return AirflowContextDeprecationWarning(message)122    display_except_last = ", ".join(repr(r) for r in replacements[:-1])123    if display_except_last:124        message += f" Please use {display_except_last} or {replacements[-1]!r} instead."125    else:126        message += f" Please use {replacements[-1]!r} instead."127    return AirflowContextDeprecationWarning(message)128class Context(MutableMapping[str, Any]):129    """Jinja2 template context for task rendering.130    This is a mapping (dict-like) class that can lazily emit warnings when131    (and only when) deprecated context keys are accessed.132    """133    _DEPRECATION_REPLACEMENTS: Dict[str, List[str]] = {134        "execution_date": ["data_interval_start", "logical_date"],135        "next_ds": ["{{ data_interval_end | ds }}"],136        "next_ds_nodash": ["{{ data_interval_end | ds_nodash }}"],137        "next_execution_date": ["data_interval_end"],138        "prev_ds": [],139        "prev_ds_nodash": [],140        "prev_execution_date": [],141        "prev_execution_date_success": ["prev_data_interval_start_success"],142        "tomorrow_ds": [],143        "tomorrow_ds_nodash": [],144        "yesterday_ds": [],145        "yesterday_ds_nodash": [],146    }147    def __init__(self, context: Optional[MutableMapping[str, Any]] = None, **kwargs: Any) -> None:148        self._context = context or {}149        if kwargs:150            self._context.update(kwargs)151        self._deprecation_replacements = self._DEPRECATION_REPLACEMENTS.copy()152    def __repr__(self) -> str:153        return repr(self._context)154    def __reduce_ex__(self, protocol: int) -> Tuple[Any, ...]:155        """Pickle the context as a dict.156        We are intentionally going through ``__getitem__`` in this function,157        instead of using ``items()``, to trigger deprecation warnings.158        """159        items = [(key, self[key]) for key in self._context]160        return dict, (items,)161    def __copy__(self) -> "Context":162        new = type(self)(copy.copy(self._context))163        new._deprecation_replacements = self._deprecation_replacements.copy()164        return new165    def __getitem__(self, key: str) -> Any:166        with contextlib.suppress(KeyError):167            warnings.warn(_create_deprecation_warning(key, self._deprecation_replacements[key]))168        with contextlib.suppress(KeyError):169            return self._context[key]170        raise KeyError(key)171    def __setitem__(self, key: str, value: Any) -> None:172        self._deprecation_replacements.pop(key, None)173        self._context[key] = value174    def __delitem__(self, key: str) -> None:175        self._deprecation_replacements.pop(key, None)176        del self._context[key]177    def __contains__(self, key: object) -> bool:178        return key in self._context179    def __iter__(self) -> Iterator[str]:180        return iter(self._context)181    def __len__(self) -> int:182        return len(self._context)183    def __eq__(self, other: Any) -> bool:184        if not isinstance(other, Context):185            return NotImplemented186        return self._context == other._context187    def __ne__(self, other: Any) -> bool:188        if not isinstance(other, Context):189            return NotImplemented190        return self._context != other._context191    def keys(self) -> AbstractSet[str]:192        return self._context.keys()193    def items(self):194        return ItemsView(self._context)195    def values(self):196        return ValuesView(self._context)197def context_merge(context: "Context", *args: Any, **kwargs: Any) -> None:198    """Merge parameters into an existing context.199    Like ``dict.update()`` , this take the same parameters, and updates200    ``context`` in-place.201    This is implemented as a free function because the ``Context`` type is202    "faked" as a ``TypedDict`` in ``context.pyi``, which cannot have custom203    functions.204    :meta private:205    """206    context.update(*args, **kwargs)207def context_copy_partial(source: "Context", keys: Container[str]) -> "Context":208    """Create a context by copying items under selected keys in ``source``.209    This is implemented as a free function because the ``Context`` type is210    "faked" as a ``TypedDict`` in ``context.pyi``, which cannot have custom211    functions.212    :meta private:213    """214    new = Context({k: v for k, v in source._context.items() if k in keys})215    new._deprecation_replacements = source._deprecation_replacements.copy()216    return new217def lazy_mapping_from_context(source: Context) -> Mapping[str, Any]:218    """Create a mapping that wraps deprecated entries in a lazy object proxy.219    This further delays deprecation warning to until when the entry is actually220    used, instead of when it's accessed in the context. The result is useful for221    passing into a callable with ``**kwargs``, which would unpack the mapping222    too eagerly otherwise.223    This is implemented as a free function because the ``Context`` type is224    "faked" as a ``TypedDict`` in ``context.pyi``, which cannot have custom225    functions.226    :meta private:227    """228    def _deprecated_proxy_factory(k: str, v: Any) -> Any:229        replacements = source._deprecation_replacements[k]230        warnings.warn(_create_deprecation_warning(k, replacements))231        return v232    def _create_value(k: str, v: Any) -> Any:233        if k not in source._deprecation_replacements:234            return v235        factory = functools.partial(_deprecated_proxy_factory, k, v)236        return lazy_object_proxy.Proxy(factory)...

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