def _create_crt_client(session, config, region_name, cred_provider):
    """Create a CRT S3 Client for file transfer.

    Instantiating many of these may lead to degraded performance or
    system resource exhaustion.
    """
    create_crt_client_kwargs = {
        'region': region_name,
        'use_ssl': True,
        'crt_credentials_provider': cred_provider,
    }
    return create_s3_crt_client(**create_crt_client_kwargs)
Create a CRT S3 Client for file transfer.

    Instantiating many of these may lead to degraded performance or
    system resource exhaustion.
    
boto3/crt.py