Other/For You1 if statement making list with for loop two uses [key for key in data.keys() if data[key]['column_A'] is not None] In this case we don't need to specify else and the logic only make output with keys with True value. [key if data[key]['column_A'] is not None else 'value_B' for key in data.keys()] In this case you need to specify else statement or you got some error. -> you need to delete value_B if you don't need the value 2022. 10. 25. 이전 1 다음