Get a weekly incident report by severity

from collections import defaultdict
from datetime import datetime, timedelta, timezone
from clickruntime import on_trigger, credentials, http, notify

IO = "https://api.incident.io"

def io(path, **params):
    resp = http.get(f"{IO}{path}", params=params, headers={"Authorization": f"Bearer {credentials.secret('INCIDENT_IO_API_KEY')}"})
    resp.raise_for_status()
    return resp.json()

def ts(s):
    return datetime.fromisoformat(s.replace("Z", "+00:00"))

@on_trigger
def run(event):
    since = (datetime.now(timezone.utc) - timedelta(days=7)).date().isoformat()
    incidents = io("/v2/incidents", page_size=250, **{"created_at[gte]": since})["incidents"]
    groups = defaultdict(list)
    for i in incidents:
        end = ts(i["updated_at"]) if i["incident_status"]["category"] == "closed" else datetime.now(timezone.utc)
        hours = (end - ts(i["created_at"])).total_seconds() / 3600
        groups[(i.get("severity") or {}).get("name", "Unset")].append(f"  {i['name']} - {i['incident_status']['name']}, {hours:.1f}h")
    body = "\n".join(f"{sev} ({len(rows)})\n" + "\n".join(rows) for sev, rows in sorted(groups.items()))
    notify.email_me(f"incident.io last week: {len(incidents)} incidents", body or "No incidents.")
    return {"incidents": len(incidents)}