Settings

Switch data providers. Yahoo + NSE work out-of-the-box.

Provider status

  • YAHOO ✓ ready
  • NSE ✓ ready
  • KITE ○ not configured
  • DHAN ○ not configured
  • ANGEL ○ not configured

Kite/Dhan/Angel are stubs. To enable, install the broker SDK and set the relevant environment variables, then wire up history() in the corresponding adapter inside providers/__init__.py.

v2 performance notes

  • Parallel fetch via ThreadPoolExecutor (4 workers, 30 symbols per HTTP call).
  • On-disk pickle cache with 60-minute TTL — repeat loads are ~50ms.
  • Background pre-warm of Nifty 100 + sector indices runs automatically on startup.
  • Cache lives at %LOCALAPPDATA%\MarketDeck\cache (Windows) or ~/.marketdeck_cache (other).