External Sources:
- New ExternalSources.py module for real-time API data fetching
- Configurable refresh intervals, JSONPath extraction, and auth headers
- External sources can be used in signals for live strategy conditions
External Indicators:
- New ExternalIndicators.py module for historical API data
- Supports backtesting by fetching and caching historical data points
- Timestamps are matched to candle times during backtest execution
- Fear & Greed index and similar APIs now work in backtests
Signal System Enhancements:
- Added signal Blockly blocks for use in strategy builder
- New signal_blocks.js for dynamic signal block generation
- Signals category added to strategy toolbox
- PythonGenerator updated to handle signal_* block types
- process_signal() method added to StrategyInstance classes
notify_user Block Enhancement:
- Now supports dynamic values (variables, indicators, expressions)
- Can display indicator values and calculations in notifications
Bug Fixes:
- Fixed Socket.IO parse error causing strategies not to load on refresh
- Enhanced sanitize_for_json to handle pandas, datetime, bytes types
- Fixed external indicator name matching (underscore/space conversion)
- Fixed PRAGMA query missing fetch_all=True in ExternalIndicators
Dependencies:
- Added jsonpath-ng for JSONPath extraction from API responses
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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