def __init__(self, target=None, hostname=None, probe_names=None):
if iio_import_failed:
raise HostError(
'Could not import "iio": {}'.format(iio_import_error))
super(BaylibreAcmeNetworkInstrument,
self).__init__(target=target,
iio_context=iio.NetworkContext(hostname),
probe_names=probe_names)
try:
self.ssh_connection = SshConnection(hostname,
username='******',
password=None)
except TargetError as e:
msg = 'No SSH connexion could be established to {}: {}'
self.logger.debug(msg.format(hostname, e))
self.ssh_connection = None
def create_context(scan_for_context, arg_uri, arg_ip):
"""
Method for creating the corresponding context.
parameters:
scan_for_context: type=bool
Scan for available contexts and if only one is available use it.
arg_uri: type=string
The URI on which the program should look for a Context.
arg_ip: type=string
The IP on which the program should look for a Network Context.
returns: type:iio.Context
The resulted context.
"""
ctx = None
try:
if scan_for_context:
contexts = iio.scan_contexts()
if len(contexts) == 0:
sys.stderr.write('No IIO context found.')
exit(1)
elif len(contexts) == 1:
uri, _ = contexts.popitem()
ctx = iio.Context(_context=uri)
else:
print('Multiple contexts found. Please select one using --uri!')
for uri, _ in contexts:
print(uri)
elif arg_uri != '':
ctx = iio.Context(_context=arg_uri)
elif arg_ip != '':
ctx = iio.NetworkContext(arg_ip)
else:
ctx = iio.Context()
except FileNotFoundError:
sys.stderr.write('Unable to create IIO context')
exit(1)
return ctx
def _network(self):
self.ctx = iio.NetworkContext(self.arguments.network)
return self