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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def get_dependencies():
    '''
    Warn if dependencies aren't met.
    '''
    if LIBCLOUD_IMPORT_ERROR:
        log.error("Failure when importing LibCloud: ", exc_info=LIBCLOUD_IMPORT_ERROR)
        log.error("Note: The libcloud dependency is called 'apache-libcloud' on PyPi/pip.")
    return config.check_driver_dependencies(
        __virtualname__,
        {'libcloud': HAS_LIBCLOUD}
    )