def fill_gender():
    try:
        db.session.add(Gender(name='Male'))
        db.session.add(Gender(name='Female'))
        db.session.commit()
    except:
        db.session.rollback()
def fill_gender():
    try:
        db.session.add(Gender(name='Male'))
        db.session.add(Gender(name='Female'))
        db.session.commit()
    except:
        db.session.rollback()