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Fix: replace deprecated tostring() method with tobytes() #328

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Fix: replace deprecated tostring() method with tobytes() #328

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5 changes: 2 additions & 3 deletions rlcard/agents/cfr_agent.py
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Original file line number Diff line number Diff line change
Expand Up @@ -153,7 +153,7 @@ def eval_step(self, state):
action (int): Predicted action
info (dict): A dictionary containing information
'''
probs = self.action_probs(state['obs'].tostring(), list(state['legal_actions'].keys()), self.average_policy)
probs = self.action_probs(state['obs'].tobytes(), list(state['legal_actions'].keys()), self.average_policy)
action = np.random.choice(len(probs), p=probs)

info = {}
Expand All @@ -173,7 +173,7 @@ def get_state(self, player_id):
legal_actions (list): Indices of legal actions
'''
state = self.env.get_state(player_id)
return state['obs'].tostring(), list(state['legal_actions'].keys())
return state['obs'].tobytes(), list(state['legal_actions'].keys())

def save(self):
''' Save model
Expand Down Expand Up @@ -218,4 +218,3 @@ def load(self):
iteration_file = open(os.path.join(self.model_path, 'iteration.pkl'),'rb')
self.iteration = pickle.load(iteration_file)
iteration_file.close()