# Check for signal names without a system name

if isinstance(signal, str) and len(signal.split('.')) == 1:

# Get the signal name

name = signal[1:] if signal[0] == '-' else signal

signal_name = signal[1:] if signal[0] == '-' else signal

sign = '-' if signal[0] == '-' else ""

# Look for the signal name as a system input

for sys in syslist:

if name in sys.input_index.keys():

connection.append(sign + sys.name + "." + name)

if signal_name in sys.input_index.keys():

connection.append(sign + sys.name + "." + signal_name)

# Make sure we found the name

if len(connection) == 0:

raise ValueError("could not find signal %s" % name)

raise ValueError("could not find signal %s" % signal_name)

else:

new_inplist.append(connection)

else:

# Check for signal names without a system name

if isinstance(signal, str) and len(signal.split('.')) == 1:

# Get the signal name

name = signal[1:] if signal[0] == '-' else signal

signal_name = signal[1:] if signal[0] == '-' else signal

sign = '-' if signal[0] == '-' else ""

# Look for the signal name as a system output

for sys in syslist:

if name in sys.output_index.keys():

connection.append(sign + sys.name + "." + name)

if signal_name in sys.output_index.keys():

connection.append(sign + sys.name + "." + signal_name)

# Make sure we found the name

if len(connection) == 0:

raise ValueError("could not find signal %s" % name)

raise ValueError("could not find signal %s" % signal_name)

else:

new_outlist.append(connection)

else: