Python

df.dropna(inplace = True)
or
df_new = df.dropna()

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

df.dropna()

result.dropna(subset = ["rReview"], inplace=True)

>>> df.dropna(subset=['name', 'born'])
       name        toy       born
1    Batman  Batmobile 1940-04-25

>>> df.dropna(subset=['name', 'toy'])
       name        toy       born
1    Batman  Batmobile 1940-04-25
2  Catwoman   Bullwhip        NaT

>>> df.dropna(inplace=True)
>>> df
     name        toy       born
1  Batman  Batmobile 1940-04-25

dropna

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