def initContainerClient(blob_client, container):
    """Instantiate a container client

    Arguments:
        blob_client -- Blob Storage Client initialized by initBlobServiceClient function
        container {str} -- Container to access/download from.
    """
    # Get the container client
    container_client = blob_client.get_container_client(container)
    # List all blobs in that container
    list_containers = list(container_client.list_blobs())
    print(f"Container initialized. Number of blobs: {len(list_containers)}")
    return container_client, list_containers