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If you know your code will be running on an EC2 instance, you can increase this value to make boto3 retry multiple times before giving up.
settings are nested configuration values that require special formatting in the AWS configuration file.
You can specify the following configuration values for configuring an IAM role in boto3.
For more information about a particular setting, see the section Configuration File. Subsequent boto3 API calls will use the cached temporary credentials until they expire, in which case boto3 will automatically refresh credentials.
The order in which Boto3 searches for credentials is: are variables that contain your access key, secret key, and optional session token.
Note that the examples above do not have hard coded credentials.
boto3 does not write these temporary credentials to disk.