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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 _inform_if_path_does_not_exist(path):
 """ If the path does not exist, print a message saying so. This is intended to be helpful to users if they specify a custom path that eg cannot find. """

    expanded_path = get_expanded_path(path)
    if not os.path.exists(expanded_path):
        print('Could not find custom path at: {}'.format(expanded_path))