Answers for "how to rename index column in pandas"

3

change specific column name pandas

df_new = df.rename(columns={'A': 'a'}) #change a from A
Posted by: Guest on May-21-2020
10

pandas dataframe column rename

>>> df = pd.DataFrame({"A": [1, 2, 3], "B": [4, 5, 6]})
>>> df.rename(columns={"A": "a", "B": "c"})
   a  c
0  1  4
1  2  5
2  3  6
Posted by: Guest on February-29-2020
1

pandas rename index values

df.rename(index={'alpha': 'mu'})
Posted by: Guest on May-04-2020
0

rename dataframe index column pandas

df.index.names = ['new_name']
Posted by: Guest on August-21-2020
0

pandas rename column by index?

import pandas as pd 
  
# Sample DataFrame 
df = pd.DataFrame({'a': [1, 2], 'b': [3, 4]}) 
  
# Changing columns name with index number 
df.columns.values[0] = "b"
df.columns.values[1] = "a"
  
# Display 
display(df)
Posted by: Guest on March-18-2021

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