AI & LLM integration patterns
Call LLM APIs, structure prompts, parse responses, and ship AI features safely.
How to Append Few-Shot Examples to a Prompt in Python
This code builds a complete LLM prompt by appending few-shot examples in alternating user/assistant format using a simple loop.
def append_few_shot_examples(prompt: str, examples: list[tuple[str, str]], separator: str = "\n\n") -> str:
"""Append few-shot examples to a prompt in alternating user/assistant format."""
full_prompt = prompt
for user_input, assistant_output in examples:
full_prompt = f"{full_prompt}{separator}Use…
How to Build a Prompt Template with Variable Slots in Python
Create a reusable LLM prompt template with named variable slots using Python's string.Template class and fill them with render() calls.
from string import Template
class PromptTemplate:
def __init__(self, template_text):
self.template = Template(template_text)
def render(self, **kwargs):
return self.template.substitute(**kwargs)
if __name__ == "__main__":
template = PromptTemplate(
"You are a helpful assistant …
Prepare LLM prompt data with a Python helper class
A beginner-friendly Python class that collects records, converts them to JSON, and produces a quick summary for building LLM prompt context.
import json
from typing import Any, Dict, List
class DataHelper:
"""Simple helper to prepare data for LLM prompts."""
def __init__(self):
self.data = []
def add(self, item: Dict[str, Any]) -> "DataHelper":
self.data.append(item)
return self
def to_json(self) -> s…
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AI & LLM integration patterns — Python code examples
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