def upload_file_to_container(blob_storage_service_client: BlobServiceClient,
                             container_name: str, file_path: str) -> batchmodels.ResourceFile:
    """
    Uploads a local file to an Azure Blob storage container.

    :param blob_storage_service_client: A blob service client.
    :param str container_name: The name of the Azure Blob storage container.
    :param str file_path: The local path to the file.
    :return: A ResourceFile initialized with a SAS URL appropriate for Batch
    tasks.
    """
    blob_name = os.path.basename(file_path)
    blob_client = blob_storage_service_client.get_blob_client(container_name, blob_name)

    print(f'Uploading file {file_path} to container [{container_name}]...')

    with open(file_path, "rb") as data:
        blob_client.upload_blob(data, overwrite=True)

    sas_token = generate_blob_sas(
        config.STORAGE_ACCOUNT_NAME,
        container_name,
        blob_name,
        account_key=config.STORAGE_ACCOUNT_KEY,
        permission=BlobSasPermissions(read=True),
        expiry=datetime.datetime.utcnow() + datetime.timedelta(hours=2)
    )

    sas_url = generate_sas_url(
        config.STORAGE_ACCOUNT_NAME,
        config.STORAGE_ACCOUNT_DOMAIN,
        container_name,
        blob_name,
        sas_token
    )

    return batchmodels.ResourceFile(
        http_url=sas_url,
        file_path=blob_name
    )