| 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/aws/smithy-go/logging | |
| github.com/aws/smithy-go/middleware | Package middleware provides transport agnostic middleware for decorating SDK handlers. |
| github.com/aws/smithy-go/rand | Package rand provides utilities for creating and working with random value generators. |
| math | Package math provides basic constants and mathematical functions. |
| time | Package time provides functionality for measuring and displaying time. |