def input_vars(self):
"""
Returns a NodeList (:class:`pynusmv.collections.NodeList`)
exposing the input variables that exist in the trace language
:return: a NodeList containing the input variables of the trace language
"""
return NodeList(_trace.Trace_get_i_vars(self._ptr))
def symbols(self):
"""
Returns a NodeList (:class:`pynusmv.collections.NodeList`)
exposing the symbols of the trace language.
:returns: a NodeList exposing the symbols of the trace language
"""
return NodeList(_trace.Trace_get_symbols(self._ptr))
def state_frozen_vars(self):
"""
Returns a NodeList (:class:`pynusmv.collections.NodeList`)
exposing the state and frozen variables that exist in the trace language
:return: a NodeList containing the state and frozen variables of the
trace language
"""
return NodeList(_trace.Trace_get_sf_vars(self._ptr))
def encode_to_bits(self, name_node):
"""
Returns the list of bits variable names used to encode the SMV variable
denoted by `name_node` in the boolean model.
:param name_node: the node symbol representing the expression to break
down to bits.
:return: the list of bits names (in the form of nodes) which are used
to encode `name_node`.
"""
try:
# raises a KeyError when 'name' is not found
self.by_name[str(name_node)]
# if found, its ok to just use 'symbol'
return [name_node]
except KeyError:
# the encoder doesn't know 'name' we need to find the bits
boolenc = self._bool_enc
node_lst= NodeList(_bool.BoolEnc_get_var_bits(boolenc, name_node._ptr))
return list(node_lst)
def symbols_list(self):
"""
:return: the set of symbols in the FSM
"""
return NodeList(_sexp.SexpFsm_get_symbols_list(self._as_SexpFsm_ptr()))
def variables_list(self):
"""
:return: the set of variables in the FSM
"""
return NodeList(_sexp.SexpFsm_get_vars_list(self._as_SexpFsm_ptr()))
