import pandas as pd
import numpy as np
1、读写csv
path = '.../111.csv'
读
data = pd.read_csv(path, index_col=0) index_col为标题的序号
写
list1 = [[1, 1, 1, 1], [2, 2, 2, 2]]
dt1 = pd.DataFrame(list1)
dt1.to_csv(path, mode='w') //w为一次性写入,a可多次添加
2、读写xlsx
path = '.../111.csv'
写
list1 = [[1, 1, 1, 1], [2, 2, 2, 2]]
dt1 = pd.DataFrame(list1)
dt1.to_excel(path)
读
data = pd.read_excel(path, index_col=0)
print(data)
转换成列表
data_array = np.array(data)
data_list = data_array.tolist()
print(data_array)
print(data_list)
Original: https://blog.csdn.net/weixin_45738390/article/details/124514392
Author: 李 克 鹏
Title: pandas读写csv和xlsx
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