下面代码在Linux下运行

# _*_coding:utf-8_*_
import os
import pandas as pd# 自定义函数
def func(x):if x['temperature'] >= 30:return '高温'if x['temperature'] < 10:return '低温'return '常温'# Press the green button in the gutter to run the script.
if __name__ == '__main__':# 从excel文件读取数据# df = pd.read_excel(os.getcwd() + "/天气.xlsx")# print(df)data = {'date': ['2022-08-21', '2022-08-22', '2022-08-23'],'weather': ["晴", "阴", "晴"],'temperature': ["30℃", "20℃", "9℃"]}df = pd.DataFrame(data)print(df)# 设置索引为日期，方便按日期筛选df.set_index('date', inplace=True)print(df)# 把温度数据去掉'℃'，转换成int类型df.loc[:, 'temperature'] = df['temperature'].str.replace('℃', '').astype(int)print(df)# 1.直接赋值，新增'wind'列df.loc[:, 'wind'] = ['西南风', '东北风', '偏南风']# 2.使用apply方法,新增'temp_type'列df.loc[:, 'temp_type'] = df.apply(func, axis=1)print(df)# 保存到excel文件df.to_excel(os.getcwd() + '/天气_新.xlsx')