| bytes | Package bytes implements functions for the manipulation of byte slices. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/prometheus/client_golang/prometheus | Package prometheus is the core instrumentation package. |
| github.com/prometheus/client_golang/prometheus/promhttp | Package promhttp provides tooling around HTTP servers and clients. |
| go.opencensus.io/internal | |
| go.opencensus.io/stats/view | Package view contains support for collecting and exposing aggregates over stats. |
| go.opencensus.io/tag | Package tag contains OpenCensus tags. |
| log | Package log implements a simple logging package. |
| net/http | Package http provides HTTP client and server implementations. |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |