sqlalchemy datetime range filter code example

Example 1: sqlalchemy filter date today

from sqlalchemy import func
from datetime import date

my_data = session.query(MyObject).filter(
    func.date(MyObject.date_time) == date.today()
).all()

Example 2: sqlalchemy filter between dates

qry = DBSession.query(User).filter(
        and_(User.birthday <= '1988-01-17', User.birthday >= '1985-01-17'))
# or same:
qry = DBSession.query(User).filter(User.birthday <= '1988-01-17').\
        filter(User.birthday >= '1985-01-17')