| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/purpleidea/mgmt/etcd/interfaces | |
| github.com/purpleidea/mgmt/util/errwrap | Package errwrap contains some error helpers. |
| go.etcd.io/etcd/client/v3 | Package clientv3 implements the official Go etcd client for v3. |
| go.etcd.io/etcd/client/v3/clientv3util | Package clientv3util contains utility functions derived from clientv3. |
| strconv | Package strconv implements conversions to and from string representations of basic data types. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |