langchain/libs/experimental/langchain_experimental/data_anonymizer/base.py

from abc import ABC, abstractmethod


class AnonymizerBase(ABC):
    """
    Base abstract class for anonymizers.
    It is public and non-virtual because it allows
        wrapping the behavior for all methods in a base class.
    """

    def anonymize(self, text: str) -> str:
        """Anonymize text"""
        return self._anonymize(text)

    @abstractmethod
    def _anonymize(self, text: str) -> str:
        """Abstract method to anonymize text"""