"""Server-side Python 3 example using only the standard library."""
import json
import os
import urllib.request


def analyze(question, *, api_key=None, where=None, timeout=50):
    key = api_key or os.environ.get("JYLUS_API_KEY")
    if not key:
        raise ValueError("Set JYLUS_API_KEY to a read-scoped workspace key")
    body = {"source": "current", "text": question, "vector": {"text": question},
            "where": where or {}, "context": {"mode": "decision", "token_budget": 4000},
            "include_results": False}
    request = urllib.request.Request("https://api.jylus.ai/api/v1/analyze",
        data=json.dumps(body).encode("utf-8"), method="POST",
        headers={"Authorization": "Bearer " + key, "Content-Type": "application/json"})
    # HTTPError preserves the status and Retry-After header for caller handling.
    with urllib.request.urlopen(request, timeout=timeout) as response:
        return json.load(response)