Python Session.add_all Exemples

Exemple #1

Fichier : conflict_detection_tests.py Projet : bintlabs/python-sync-db

def addstuff():
    a1 = A(name="first a")
    a2 = A(name="second a")
    b1 = B(name="first b", a=a1)
    b2 = B(name="second b", a=a1)
    b3 = B(name="third b", a=a2)
    session = Session()
    session.add_all([a1, a2, b1, b2, b3])
    session.commit()

Exemple #2

def addstuff():
    a1 = A(name="first a")
    a2 = A(name="second a")
    b1 = B(name="first b", a=a1)
    b2 = B(name="second b", a=a1)
    b3 = B(name="third b", a=a2)
    session = Session()
    session.add_all([a1, a2, b1, b2, b3])
    session.commit()

Exemple #3

def addstuff():
    a1 = A(name="first a")
    a2 = A(name="second a")
    b1 = B(name="first b", a=a1)
    b2 = B(name="second b", a=a1)
    b3 = B(name="third b", a=a2)
    session = Session()
    session.add_all([a1, a2, b1, b2, b3])
    version = models.Version()
    version.created = datetime.datetime.now()
    session.add(version)
    session.flush()
    version_id = version.version_id
    session.commit()
    session = Session()
    for op in session.query(models.Operation):
        op.version_id = version_id
    session.commit()