Source code for airflow.providers.yandex.utils.fields

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from __future__ import annotations

from typing import Any


[docs]def get_field_from_extras(extras: dict[str, Any], field_name: str, default: Any = None) -> Any:
    """
    Get field from extras, first checking short name, then for backcompat checking for prefixed name.

    :param extras: Dictionary with extras keys
    :param field_name: Field name to get from extras
    :param default: Default value if field not found
    :return: Field value or default if not found
    """
    backcompat_prefix = "extra__yandexcloud__"
    if field_name.startswith("extra__"):
        raise ValueError(
            f"Got prefixed name {field_name}; please remove the '{backcompat_prefix}' prefix "
            "when using this function."
        )
    if field_name in extras:
        return extras[field_name]
    prefixed_name = f"{backcompat_prefix}{field_name}"
    if prefixed_name in extras:
        return extras[prefixed_name]
    return default