from langchain_core.prompts import ChatPromptTemplate
from langchain_ollama import OllamaLLM
from langchain_core.output_parsers import StrOutputParser

prompt = ChatPromptTemplate.from_template("tell me a joke about {topic}")
model = OllamaLLM(model="llama3.2", base_url="http://studio1.dorceus.local:11434" )
output_parser = StrOutputParser()
chain = prompt | model | output_parser
result = chain.invoke({"topic": "bears"})

print(result)