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lib/astar: fix return value for failed search

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magical 2022-12-17 15:22:18 -08:00
parent 043a57608d
commit 2e18e87a95
1 changed files with 1 additions and 2 deletions
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3
lib/astar.py
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@ -4,7 +4,6 @@ def search(start, is_goal, neighbors, heuristic=None):
if heuristic == None: if heuristic == None:
def heuristic(x): def heuristic(x):
return 0 return 0
# TODO: callable goal
if not callable(is_goal): if not callable(is_goal):
goal = is_goal goal = is_goal
def is_goal(this): def is_goal(this):
@ -44,7 +43,7 @@ def search(start, is_goal, neighbors, heuristic=None):
i += 1 i += 1
heappush(q, (c, i, n, this)) heappush(q, (c, i, n, this))
return float('inf'), None return float('inf'), None, []
def test(): def test():
data = [ data = [