replace zero with mean pandas code example

Example 1: pandas replace nulls with zeros

df['col1'] = df['col1'].fillna(0)

Example 2: pandas replace zero with blank

# in column_B of dataframe, replace zero with blanks
df['column_B'].replace(['0', '0.0'], '', inplace=True)

Example 3: how to replace zero value in python dataframe

nonzero_mean = df[ df.col != 0 ].mean()