dataset.replace code example
Example 1: replacing values in pandas dataframe
df['coloum'] = df['coloum'].replace(['value_1','valu_2'],'new_value')
Example 2: column.replace
df.column = df.coloumn.replace('old_value', 'new_value')
df['coloum'] = df['coloum'].replace(['value_1','valu_2'],'new_value')
df.column = df.coloumn.replace('old_value', 'new_value')