Pandas 创建并插入数据

ecgs = [10]
times = [10]
reps = [10]
hrs = [10]

# 创建df
dataframe = pd.DataFrame({'time': times, 'ecg': ecgs, 'rep': reps})

# 插入
new_df = dataframe.copy()
new_df['hr'] = hrs
new_df.to_csv('data.csv', index=False)