how to drop columns with nan values in pandas code example

Example 1: drop if nan in column pandas

df = df[df['EPS'].notna()]

Example 2: dropna pandas

>>> df.dropna(axis='columns')
       name
0    Alfred
1    Batman
2  Catwoman

Example 3: drop column with nan values

fish_frame = fish_frame.dropna(axis = 1, how = 'all')