test ollama and litellm (#326)

examples/ollama/run.py

@@ -0,0 +1,32 @@
+from litellm import completion
+from pydantic import BaseModel
+
+import instructor
+from instructor.patch import wrap_chatcompletion
+
+completion = wrap_chatcompletion(completion, mode=instructor.Mode.MD_JSON)
+
+
+class User(BaseModel):
+    name: str
+    age: int
+
+
+response = completion(
+    model="ollama/mistral",
+    response_model=User,
+    messages=[
+        {
+            "role": "system",
+            "content": "You are a JSON Output system, only return valid JSON. YOU CAN ONLY RETURN WITH JSON NO TALKING",
+        },
+        {
+            "role": "user",
+            "content": "Extract `My name is John and I am 25 years old` into JSON",
+        },
+    ],
+    api_base="http://localhost:11434",
+)
+
+assert response.name == "John", "Name is not John"
+assert response.age == 25, "Age is not 25"