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This article mainly introduces how to rename the column names in Pandas DataFrame. It is very detailed and has a certain reference value. Friends who are interested must finish it!

Getting started exampl

The above code:

# how to rename column names in pandas dataframe # In [32]: import pandas as pd# In [33]: data = pd.read_csv ('ufo.csv') # View the type of data # In [34]: type (data) # display the first few pieces of data # In [35]: data.head () # print all column names # In [36]: data.columns# use rename () rename and list # In [37]: data.rename (columns= {'Shape Reported':'Shape_Reported' \ 'Colors Reported':'Colors_Reported'}, inplace=True) # print the renamed column # In [38]: data.columns# define a list overall replacement column name # In [39]: data_cols= [' city', 'colors reported',' shape reported',\ 'state' 'time'] # In [40]: data.columns = data_cols# In [41]: data.head () # specify the column name # In [42]: data = pd.read_csv (' ufo.csv',names= data_cols,header=0) data.head () # In [43]: data.columns# modify the column name # In [44]: data.columns = data.columns.str.replace ('') using replace () '_') # In [45]: data.columns

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