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# Source code for langchain_core.output_parsers.string

    from typing import List

    from langchain_core.output_parsers.transform import BaseTransformOutputParser

    class StrOutputParser(BaseTransformOutputParser[str]):
        """OutputParser that parses LLMResult into the top likely string."""

        @classmethod
        def is_lc_serializable(cls) -> bool:
            """Return whether this class is serializable."""
            return True

        @classmethod
        def get_lc_namespace(cls) -> List[str]:
            """Get the namespace of the langchain object."""
            return ["langchain", "schema", "output_parser"]

        @property
        def _type(self) -> str:
            """Return the output parser type for serialization."""
            return "default"

        def parse(self, text: str) -> str:
            """Returns the input text with no changes."""
            return text