bigmit2011
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bigmit2011
Hi, Thank you so much for the detailed reply. Regarding 1 and 2: So sample_df is only opened once. It's usually a dataframe with a list of tickers and dates....
> @bigmit2011 too achieved try store historical in a local database or cached file format. keep updating the last candle open, high, low close data which significantly reduces request time...