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RL Fixes (Fixing Build) #519

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Merged
merged 3 commits into from
May 28, 2017
Merged

RL Fixes (Fixing Build) #519

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aa88cd0
Update rl.py
antmarakis May 25, 2017
6f9a232
Update mdp.py
antmarakis May 25, 2017
896b5e1
Minor changed to rl notebook
antmarakis May 25, 2017
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7 changes: 5 additions & 2 deletions mdp.py
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Original file line number Diff line number Diff line change
Expand Up @@ -22,15 +22,18 @@ class MDP:
list of (p, s') pairs. We also keep track of the possible states,
terminal states, and actions for each state. [page 646]"""

def __init__(self, init, actlist, terminals, transitions={}, states=set(), gamma=.9):
def __init__(self, init, actlist, terminals, transitions={}, states=None, gamma=.9):
if not (0 <= gamma < 1):
raise ValueError("An MDP must have 0 <= gamma < 1")

if states:
self.states = states
else:
self.states = set()
self.init = init
self.actlist = actlist
self.terminals = terminals
self.transitions = transitions
self.states = states
self.gamma = gamma
self.reward = {}

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