Fix error saying 'global name update not defined' while running mdp.py · codebicycle/aima-python@a9ecd7d · GitHub

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varshit97

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Fix error saying 'global name update not defined' while running mdp.py

1 parent f927a6f commit a9ecd7d
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+9-3Lines changed: 9 additions & 3 deletions

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‎mdp.py‎

Copy file name to clipboardExpand all lines: mdp.py

+9-3Lines changed: 9 additions & 3 deletions

Original file line number	Diff line number	Diff line change
@@ -18,8 +18,12 @@ class MDP:
18	18	actions for each state. [page 646]"""
19	19
20	20	def __init__(self, init, actlist, terminals, gamma=.9):
21		- update(self, init=init, actlist=actlist, terminals=terminals,
22		- gamma=gamma, states=set(), reward={})
	21	+ self.init=init
	22	+ self.actlist=actlist
	23	+ self.terminals=terminals
	24	+ self.gamma=gamma
	25	+ self.states=set()
	26	+ self.reward={}
23	27
24	28	def R(self, state):
25	29	"Return a numeric reward for this state."
@@ -48,7 +52,9 @@ def __init__(self, grid, terminals, init=(0, 0), gamma=.9):
48	52	grid.reverse() ## because we want row 0 on bottom, not on top
49	53	MDP.__init__(self, init, actlist=orientations,
50	54	terminals=terminals, gamma=gamma)
51		- update(self, grid=grid, rows=len(grid), cols=len(grid[0]))
	55	+ self.grid=grid
	56	+ self.rows=len(grid)
	57	+ self.cols=len(grid[0])
52	58	for x in range(self.cols):
53	59	for y in range(self.rows):
54	60	self.reward[x, y] = grid[y][x]

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