| 12345678910111213 | from typing import Anyfrom core.tools.errors import ToolProviderCredentialValidationErrorfrom core.tools.provider.builtin.qrcode.tools.qrcode_generator import QRCodeGeneratorToolfrom core.tools.provider.builtin_tool_provider import BuiltinToolProviderControllerclass QRCodeProvider(BuiltinToolProviderController):    def _validate_credentials(self, credentials: dict[str, Any]) -> None:        try:            QRCodeGeneratorTool().invoke(user_id="", tool_parameters={"content": "Dify 123 😊"})        except Exception as e:            raise ToolProviderCredentialValidationError(str(e))
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