| 1234567891011121314151617181920 | from typing import Anyfrom core.tools.errors import ToolProviderCredentialValidationErrorfrom core.tools.provider.builtin.regex.tools.regex_extract import RegexExpressionToolfrom core.tools.provider.builtin_tool_provider import BuiltinToolProviderControllerclass RegexProvider(BuiltinToolProviderController):    def _validate_credentials(self, credentials: dict[str, Any]) -> None:        try:            RegexExpressionTool().invoke(                user_id="",                tool_parameters={                    "content": "1+(2+3)*4",                    "expression": r"(\d+)",                },            )        except Exception as e:            raise ToolProviderCredentialValidationError(str(e))
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