python - Pandas: replace empty cell to 0 when write to file -


i have df , there empty cells. want write excel , need print there 0 instead empty. try result.fillna(0) , result.replace(r'\s+', np.nan, regex=true) doesn't help.

you creating copy of dataframe original 1 not keeping changes, need specify "inplace=true" if want dataframe persist changes

result.fillna(0, inplace=true)

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