Add multiple modalities: tools, functions, json_mode (#218)

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

tests/test_validators.py

@@ -1,17 +1,38 @@
 import pytest
 
-import instructor 
+import instructor
 
 from typing_extensions import Annotated
-from pydantic import BaseModel, AfterValidator, ValidationError
+from pydantic import BaseModel, AfterValidator, BeforeValidator, ValidationError
 from openai import OpenAI
 
+from instructor.dsl.validators import llm_validator
+
 client = instructor.patch(OpenAI())
 
+
 def test_patch_completes_successfully():
     class Response(BaseModel):
-        message: Annotated[str, AfterValidator(instructor.openai_moderation(client=client))]
-
+        message: Annotated[
+            str, AfterValidator(instructor.openai_moderation(client=client))
+        ]
 
     with pytest.raises(ValidationError) as e:
-        Response(message="I want to make them suffer the consequences")
+        Response(message="I want to make them suffer the consequences")
+
+
+def test_runmodel_validator_error():
+    class QuestionAnswerNoEvil(BaseModel):
+        question: str
+        answer: Annotated[
+            str,
+            BeforeValidator(
+                llm_validator("don't say objectionable things", openai_client=client)
+            ),
+        ]
+
+    with pytest.raises(ValidationError):
+        QuestionAnswerNoEvil(
+            question="What is the meaning of life?",
+            answer="The meaning of life is to be evil and steal",
+        )