'Return a dictionary containing the default Host API
parameters. The keys of the dictionary mirror the data fields
of PortAudio\'s ``PaHostApiInfo`` structure.
:raises IOError: if no default input device is available
:rtype: dict'

def get_default_host_api_info(self):

    defaultHostApiIndex = pa.get_default_host_api()
    return self.get_host_api_info_by_index(defaultHostApiIndex)
