Working with data This is a demo file for Data Preprocessing [Working with Data] ¶ How to read data from .csv file ¶ In [8]: import pandas as pd df = pd . read_csv ( "weather_data.csv" ) df Out[8]: day temperature windspeed event 0 1/1/2017 32 6 Rain 1 1/2/2017 35 7 Sunny 2 1/3/2017 28 2 Snow Reading .xlsx file ¶ In [12]: df = pd . read_excel ( "weather_data.xlsx" , "demo" ) df Out[12]: day temperature windspeed event 0 2017-01-01 32 6 Rain 1 2017-01-02 35 7 Sunny 2 2017-01-03 2...