Merge pull request #1004 from guardrails-ai/lcel-fail-check

dtam · web-flow · commit 088cd8ac56d3 · 2024-08-12T15:59:06.000-07:00
Fix Failure Check in LangChain Integration
diff --git a/guardrails/integrations/langchain/guard_runnable.py b/guardrails/integrations/langchain/guard_runnable.py
@@ -15,7 +15,7 @@ def __init__(self, guard: Guard):
     def _validate(self, input: str) -> OT:
         response: ValidationOutcome[OT] = self.guard.validate(input)
         validated_output = response.validated_output
-        if not validated_output or response.validation_passed is False:
+        if validated_output is None or response.validation_passed is False:
             raise ValidationError(
                 (
                     "The response from the LLM failed validation!"

Original file line number	Diff line number	Diff line change
`@@ -15,7 +15,7 @@ def __init__(self, guard: Guard):`
`15`	`15`	`def _validate(self, input: str) -> OT:`
`16`	`16`	`response: ValidationOutcome[OT] = self.guard.validate(input)`
`17`	`17`	`validated_output = response.validated_output`
`18`		`- if not validated_output or response.validation_passed is False:`
	`18`	`+ if validated_output is None or response.validation_passed is False:`
`19`	`19`	`raise ValidationError(`
`20`	`20`	`(`
`21`	`21`	`"The response from the LLM failed validation!"`