Part 2 - Data Sources and Domain Model 📡
python
dev.to
Part 2 - Data Sources and Domain Model 📡 This part continues directly from the architecture overview. Now that the overall flow is clear, the next question is what data this pipeline actually uses and how that data is shaped before it enters the warehouse. The two external sources The project combines two external APIs: OpenAQ provides air quality station data and pollutant readings. OpenWeather provides weather conditions for the same coordinates. That pairing matters