python change column names of dataframe code example

Example 1: python: change column name

df = df.rename(columns = {'myvar':'myvar_new'})

Example 2: create dataframe with column names pandas

In [4]: import pandas as pd
In [5]: df = pd.DataFrame(columns=['A','B','C','D','E','F','G'])
In [6]: df
Out[6]:
Empty DataFrame
Columns: [A, B, C, D, E, F, G]
Index: []