pandas filter by column names code example

Example 1: pandas column filter

filter = df['column']!= 0
df = df[filter]

Example 2: select specific column names from dataframe

import pandas
data = pandas.DataFrame({'A' : ['X', 'Y'], 
                        'B' : 1, 
                        'C' : [2, 3]})
print data[['A', 'B']]

# Output   A  B
# 0  X  1
# 1  Y  1