how to drop missing values from all the columns in pandas code example

Example 1: drop column with nan values

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

Example 2: drop row pandas column value not a number

In [215]:

df[df['entrytype'].apply(lambda x: str(x).isdigit())]
Out[215]:
  entrytype
0         0
1         1
4         2