| 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/internal | |
| github.com/prometheus/client_golang/prometheus/testutil/promlint | Package promlint provides a linter for Prometheus metrics. |
| github.com/prometheus/client_model/go | |
| github.com/prometheus/common/expfmt | Package expfmt contains tools for reading and writing Prometheus metrics. |
| io | Package io provides basic interfaces to I/O primitives. |