Data Science, Reinforcement Learning, Q Learning, S P 500 Index, Finance.
pd.to_datetime(sector_df['Date']) sector_df[sector_name] = sector_df['Adj Close'] sector_df.drop(columns = ['Date', 'Open', 'High', 'Low', 'Close', 'Adj Close', 'Volume'], inplace = True) if merged_df is None: merged_df = sector_df else: merged_df = merged_df.merge(sector_df, how = 'inner', on =