constructs the sequence and generates items beginning from 'book9' to 'book424' on condition that instead of 'book72' must be the date of today but 'book185' shouldn’t be in this sequence at all

Write python code which constructs the sequence and generates items beginning  from 'book9' to 'book424' on condition that instead of 'book72' must be the date of today but 'book185' shouldn’t be in this sequence at all. The result of sequence must be written line by line into generator.txt