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https://github.com/shawnkim1997/All-in-one-Financial-Analysis.git
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shawnkim1997
38c56a5a43
Add asset-type aware market/overview flows, portfolio OCR reverse-engineering with exchange overrides, and interactive index heatmap features. Update README with recent updates and wire backend/frontend APIs for FX matrix, exchange options, and improved portfolio editing flows. Made-with: Cursor
38 lines
1.0 KiB
Python
38 lines
1.0 KiB
Python
"""Sector performance heatmap service."""
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from __future__ import annotations
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SECTOR_ETFS = {
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"Technology": "XLK",
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"Healthcare": "XLV",
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"Financials": "XLF",
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"Consumer Disc.": "XLY",
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"Industrials": "XLI",
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"Energy": "XLE",
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"Utilities": "XLU",
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"Materials": "XLB",
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"Real Estate": "XLRE",
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"Comm. Services": "XLC",
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"Consumer Staples": "XLP",
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}
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async def get_sector_heatmap() -> list[dict]:
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"""Return daily percent change for major US sector ETFs."""
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import yfinance as yf
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results = []
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for sector, etf in SECTOR_ETFS.items():
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try:
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hist = yf.Ticker(etf).history(period="2d")
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if hist is None or len(hist) < 2:
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continue
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prev = float(hist["Close"].iloc[-2])
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cur = float(hist["Close"].iloc[-1])
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change = ((cur - prev) / prev * 100) if prev else 0.0
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results.append({"sector": sector, "etf": etf, "change_pct": round(change, 2)})
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except Exception:
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continue
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return results
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