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pandas==1.4.4 FutureWarning解决:关于'df.append' use 'pandas.concat' instead. #209

@TysonSir

Description

@TysonSir

pandas==1.4.4 FutureWarning解决

警告内容

Reinforcement-learning-with-tensorflow\contents\2_Q_Learning_maze\RL_brain.py:45: FutureWarning: The frame.append method is deprecated and will be removed from pandas in a future version. Use pandas.concat instead. self.q_table = self.q_table.append(

原代码

 def check_state_exist(self, state): if state not in self.q_table.index: # append new state to q table self.q_table = self.q_table.append( pd.Series( [0]*len(self.actions), index=self.q_table.columns, name=state, ) )

新代码

 def check_state_exist(self, state): if state not in self.q_table.index: # append new state to q table self.q_table = pd.concat([self.q_table, pd.Series( [0]*len(self.actions), index=self.q_table.columns, name=state, ).to_frame().T ])

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