df.groupby("Province_EN")是按照Province_EN进行分组

df.groupby(["Province_EN","City_EN"])是先按City_EN分组,再按Province_EN分组的

importflaskapp=flask.Flask(__name__)@app.route("/",methods=["POST"])defindex():try:________________________________________________returnprovinceexceptExceptionaserr:returnstr(err)if__name__=="__main__":app.run()程序或是province参数，缺失的语句是 A: province=flask.request.args.get("province") B: province=flask.request.values.get("province") C: province=flask.response.args.get("province") D: province=flask.response.values.get("province")

Where was Confucius born ? In _________. A: Shandong Province B: Hebei Province C: Sichuan Province D: Shaanxi Province

The Wa nationality can be found in ________________. A: Sichuan Province B: Yunnan Province C: Guizhou Province D: Some provinces in China

Where was the first Buddhist temple in China built? ____________. A: Yunnan Province B: Beijing C: Shanxi Province D: Sichuan Province

Now，there arises a more popular saying that Sanshan refers to three tourist attractions, which are（ ）. A: Mount Huang in Anhui Province B: Mount Lu in Jiangxi Province C: Mount Emei in Sichuan Province D: Yandang Mountains in Zhejiang Province

【单选题】On _____pas vu depuis longtemps. A) en a B) n’en l’a C) n’en a D) en n’a A. en a B. n’en l’a C. n’en a D. en n’a

​The Four Great Ancient Chinese Grottoes includes‌ A: Mogao Grottoes in Dunhuang Guansu Province (甘肃敦煌莫高窟） B: Maijishan Grottoes in Tianshui Gansu Province（甘肃天水麦积山石窟） C: Yungang Grottoes in Datong Shanxi Province（山西大同云冈石窟） D: Longmen Grottoes in Luoyang Henan Province（河南洛阳龙门石窟）

Die Mutter liebt ihr ______ einzig _______ Jungen . A: –e , -en B: –en ,- en C: -em , -en D: –en , -em