1.8 KiB

Raw Blame History

Phase 2 Resolution Summary

Issues Fixed

1. ✅ RegimeDetector CSV Parsing Failure

Problem: YFinance data is whitespace-delimited, not comma-delimited. The parser was treating entire rows as index names.

Fix: Updated tradingagents/engines/regime_detector.py line 47-48:

df = pd.read_csv(io.StringIO(data), sep='\s+', index_col=0, 
                parse_dates=True, comment='#', on_bad_lines='skip')

Result: RegimeDetector now successfully parses YFinance CSV and returns valid regime metrics.

2. ✅ DataRegistrar Syntax Error

Problem: Corrupted code from malformed edit (diff markers left in file).

Fix: Cleaned up tradingagents/agents/data_registrar.py lines 239-247 to valid Python code.

Result: File now passes syntax validation.

3. ✅ DataRegistrar Error Handling

Problem: _safe_invoke was passing "Error: ..." strings as valid data.

Fix: Updated to return None on errors, enabling proper Fail-Fast validation.

4. ✅ Debug Logging Added

Files Instrumented:

RegimeDetector: Logs input type and parsed dataframe size
DataRegistrar: Logs payload sizes for all data sources

Verification Results

Test: verify_regime_integration.py

DETECTED REGIME: trending_down
METRICS: {
  'volatility': 0.391,
  'trend_strength': 25.73,
  'hurst_exponent': 0.248,
  'cumulative_return': -0.005
}
✅ SUCCESS: Data Parsed & Regime Detected

Remaining Known Issues

Google News API RetryError - This is expected behavior. The fallback to Alpha Vantage works correctly. Not a blocker.

Phase 2 Status

Data Pipeline: ✅ WORKING

DataRegistrar fetches all 4 data types
RegimeDetector successfully parses YFinance format
Market Analyst will now receive valid regime metrics

Ready for Production Testing: YES (with monitoring)

1.8 KiB Raw Blame History