Line too long (116 > 79 characters):
16 field=models.CharField(choices=[('Low', 'Low'), ('Medium', 'Medium'), ('High', 'High')], max_length=15),Line too long (135 > 79 characters):
21 field=models.CharField(choices=[('ToDo', 'Todo'), ('In Progress', 'Inprogress'), ('Finished', 'Finished')], max_length=15),