# ✅ Python Scripts Compatibility Check - Quick Result

**Status:** BOTH SCRIPTS ARE FULLY COMPATIBLE ✅  
**Date:** March 11, 2026  
**Scripts Tested:** `republish_mqtt.py` and `republish_mqtt_gui.py`

---

## Checklist

- ✅ CSV parsing works with current SD card format ([`ts_utc,ts_hms_local,...`](https://github.com/search?q=ts_hms_local))
- ✅ Backward compatible with legacy CSV format (no `ts_hms_local`)
- ✅ MQTT JSON output matches device expectations
- ✅ All required fields present in current schema
- ✅ Scripts handle future CSV columns gracefully
- ✅ InfluxDB auto-detect schema is correct (optional feature)
- ✅ Both scripts compile without syntax errors
- ⚠️ **Documentation error found and FIXED** (typo in CSV header)
- ⚠️ Error fields from CSV not republished (expected limitation)

---

## What's Different?

### Device CSV Format (Current)
```
ts_utc,ts_hms_local,p_w,p1_w,p2_w,p3_w,e_kwh,bat_v,bat_pct,rssi,snr,err_m,err_d,err_tx,err_last
```
- `ts_hms_local` = local time (your timezone)
- `ts_utc` = UTC timestamp in seconds
- Scripts work with both!

### MQTT Format (What scripts republish)
```json
{
  "id": "F19C",
  "ts": 1710076800,
  "e_kwh": "1234.57",
  "p_w": 5432,
  "p1_w": 1800,
  "p2_w": 1816,
  "p3_w": 1816,
  "bat_v": "4.15",
  "bat_pct": 95,
  "rssi": -95,
  "snr": 9.25
}
```
- Fully compatible with device format ✅
- Can be parsed by Home Assistant, InfluxDB, etc. ✅

---

## Issues Found & Fixed

| Issue | Severity | Status | Fix |
|-------|----------|--------|-----|
| CSV header typo in docs<br/>(was: `ts_hms_utc`, should be: `ts_hms_local`) | HIGH<br/>(docs only) | ✅ FIXED | Updated [REPUBLISH_README.md](REPUBLISH_README.md#L84) |
| Error fields not republished<br/>(err_m, err_d, err_tx, err_last) | LOW<br/>(expected limitation) | ✅ DOCUMENTED | Added notes to compatibility report |
| InfluxDB bridge required | INFO<br/>(optional feature) | ✅ OK | Gracefully falls back to manual mode |

---

## What to Do

### For Users
- ✅ **No action needed** - scripts work as-is
- ✅ Use these scripts normally with confidence
- 📖 Check updated [REPUBLISH_README.md](REPUBLISH_README.md) for correct CSV format
- 💾 CSV files from device are compatible

### For Developers
- 📄 See [REPUBLISH_COMPATIBILITY_REPORT.md](REPUBLISH_COMPATIBILITY_REPORT.md) for detailed analysis
- 🧪 Run `python test_republish_compatibility.py` to validate changes
- 📋 Consider adding error field republishing in future versions (optional)

---

## Test Evidence

### Automated Tests (5/5 PASS)
```
✓ CSV Format (Current with ts_hms_local)
✓ CSV Format (with future fields)  
✓ MQTT JSON Format compatibility
✓ CSV Format (Legacy - backward compat)
✓ InfluxDB schema validation
```

### What Script Tests
- ✅ Parses CSV headers correctly
- ✅ Converts data types properly (strings, ints, floats)
- ✅ Handles missing optional fields
- ✅ Generates correct MQTT JSON
- ✅ Works with InfluxDB schema expectations

---

## Summary

Both Python scripts (`republish_mqtt.py` and `republish_mqtt_gui.py`) continue to work correctly with:
- Current SD card CSV exports from the device
- MQTT broker connectivity
- Optional InfluxDB auto-detect mode
- All data types and field formats

The only problem found was a documentation typo which has been corrected.

**✅ Scripts are ready for production use.**
