how to create a new dataframe from existing dataframe in pandas code example

Example 1: create new dataframe from existing data frame python

new = old.filter(['A','B','D'], axis=1)

Example 2: select columns to include in new dataframe in python

new = old.filter(['A','B','D'], axis=1)

Example 3: copy only some columns to new dataframe in r

new = pd.DataFrame([old.A, old.B, old.C]).transpose()

Example 4: create new dataframe from existing dataframe pandas

new = old[['A', 'C', 'D']].copy()