Change regex for detecting edges of graph

This commit is contained in:
Eryk Miszczuk 2019-12-08 10:33:19 +01:00
parent 0dac5776a8
commit e8bee03228
2 changed files with 7 additions and 7 deletions

View File

@ -1,7 +1,7 @@
import re
import sys
atandt_desc_pattern = re.compile(r"^([0-9]+) ([0-9]+) (\S+)( [0-9]+\.[0-9]+)?$")
atandt_desc_pattern = re.compile(r"^([0-9]+)[ \t]([0-9]+)[ \t](\S+)([ \t][0-9]+(\.[0-9]+)?)?$") #^([0-9]+)[ \t]([0-9]+)[ \t](\S+)([ \t][0-9]+(\.[0-9]+)?)?$
atandt_accepted_state_pattern = re.compile(r"^[0-9]+$")
current_state = 0

View File

@ -3,7 +3,7 @@
import re
import sys
# Regex pattern for reading atandt format
atandt_desc_pattern = re.compile(r"^([0-9]+)\t([0-9]+)\t(\S+)$") #^([0-9]+)\t([0-9]+)\t(\S+)$ regex for tab separated columns
atandt_accepted_state_pattern = re.compile(r"^[0-9]+$")
@ -25,14 +25,14 @@ def dfs(graph, start):
stack.add(el)
while stack:
edge = stack.pop()
print('Current edge: {edge}'.format(edge = edge))
#print('Current edge: {edge}'.format(edge = edge))
if edge not in visited:
visited.add(edge)
children = set()
for val in filter_set(state_move, edge[2]):
stack.add(val)
print('Stack: {stack}'.format(stack = stack))
print('Visited: {visited}'.format(visited = visited))
#print('Stack: {stack}'.format(stack = stack))
#print('Visited: {visited}'.format(visited = visited))
else:
return [-1]
return visited
@ -52,6 +52,6 @@ print('Accept states: {accept_states}'.format(accept_states = accept_states))
vis = dfs(state_move, 0)
if -1 in vis:
print("Cycle")
print("TAK")
else:
print("Tree")
print("NIE")