Answers for "pandas take entries from other column if column is nan"

dataframe find nan rows

df[df.isnull().any(axis=1)]

find nan values in a column pandas

df.isnull().values.any()

find nan values in a column pandas

df['your column name'].isnull().sum()

pandas nan values in column

df['your column name'].isnull()

pandas take entries from other column if column is nan

df.Temp_Rating.fillna(df.Farheit, inplace=True)
del df['Farheit']
df.columns = 'File heat Observations'.split()