Why is it that when record is converted to the DataFrame format of pandas, data.Time[1] can be displayed, while data.Time[-1] will return an error?
Author: Launch, Created: 2021-09-18 00:20:34, Updated:import numpy
import pandas as pd
def main (:
x is equal to 0.
while x == 0:
exchange.SetContractType ((
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The grassIt should be OK, you Log ((data ['Time']) look.
LaunchI tried several times and failed. Then I solved it with data ['Time'][len(data)-1].