SYMBOL INDEX (6 symbols across 2 files)

FILE: app.py
  function main (line 6) | def main():

FILE: rag.py
  function retrieve_documents (line 31) | def retrieve_documents(
  function build_context (line 62) | def build_context(documents):
  function build_prompt (line 72) | def build_prompt(user_question, documents):
  function ask_openai (line 81) | def ask_openai(prompt, model="gpt-4o"):
  function qa_bot (line 90) | def qa_bot(user_question, course):