dataframe rename column header code example
Example 1: rename column pandas
>>> df.rename(index={0: "x", 1: "y", 2: "z"})
A B
x 1 4
y 2 5
z 3 6
Example 2: change column names pandas
df.columns = ['A','B']
>>> df.rename(index={0: "x", 1: "y", 2: "z"})
A B
x 1 4
y 2 5
z 3 6
df.columns = ['A','B']