drop column with nan values
fish_frame = fish_frame.dropna(axis = 1, how = 'all')drop column with nan values
fish_frame = fish_frame.dropna(axis = 1, how = 'all')dropna threshold
#dropping columns having more than 50% missing values(1994/2==1000)
df=df.dropna(thresh=1000,axis=1)Copyright © 2021 Codeinu
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