state-hub/dashboard/src/data/token-events/[id].json.py

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#!/usr/bin/env python3
"""Observable data loader: fetches a single token event by ID."""
import json
import os
import sys
import urllib.request
import urllib.error
API_BASE = os.environ.get("API_BASE", "http://127.0.0.1:8000").rstrip("/")
event_id = sys.argv[1] if len(sys.argv) > 1 else ""
if not event_id:
print(json.dumps({"error": "No event ID provided"}))
sys.exit(1)
try:
with urllib.request.urlopen(f"{API_BASE}/token-events/{event_id}", timeout=10) as resp:
data = json.loads(resp.read())
print(json.dumps(data))
except urllib.error.HTTPError as e:
if e.code == 404:
print(json.dumps({"error": f"Token event {event_id!r} not found"}))
sys.exit(1)
print(json.dumps({"error": f"HTTP {e.code}: {e.reason}"}))
sys.exit(1)
except urllib.error.URLError as e:
print(json.dumps({"error": str(e)}))
sys.exit(1)