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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 available_backends():
 """Lists the currently available backend types"""

    print 'The following LiveSync agents are available:'
    for name, backend in current_plugin.backend_classes.iteritems():
        print cformat('  - %{white!}{}%{reset}: {} ({})').format(name, backend.title, backend.description)