Answers for "how to replace column in pandas"

15

replace column values pandas

df['column'] = df['column'].str.replace(',','-')
df
Posted by: Guest on February-25-2020
12

replacing values in pandas dataframe

df['coloum'] = df['coloum'].replace(['value_1','valu_2'],'new_value')
Posted by: Guest on May-11-2020
9

replace values of pandas column

df.loc[df['column'] == 'column_value', 'column'] = 'new_column_value'
Posted by: Guest on June-26-2020
1

how to change the columns of a dataframe in python

new_columns = {"col1": "1st", "col2": "2nd"}
df_new = df.rename(columns=new_columns)

"""
 col1 | col2 | col3            1st | 2nd | col3
   a  |   d  |	 g              a  |  d  |  g
   b  |   e  |   h		=>      b  |  e  |  h
   c  |   f  |   i              c  |  f  |  i
"""
Posted by: Guest on March-14-2021

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