QYTANG Technology Evolution

2026 · Python & Automation

2026 Evolution Episode 4: Infrastructure as Code with OpenTofu

This episode introduces OpenTofu through providers, resources, state, and declarative configuration. It demonstrates initialization, planning, creati…

2026 · Python & Automation

2026 Evolution Episode 12: Network Metrics with gNMIc, Prometheus, and Grafana

This episode builds a gNMI-based network telemetry pipeline. gNMIc subscribes to device metrics, Prometheus stores and queries the time-series data, …

2026 · Python & Automation

2026 Evolution Episode 18: NetVerify: Proving Network Changes with Batfish

This episode uses Batfish to build a NetVerify change-validation workflow. It parses configurations, models multi-hop BGP topology, checks routes, re…