Answers for "AttributeError: 'Session' object has no attribute 'add'"

AttributeError: module 'tensorflow' has no attribute 'Session'

According to TF 1:1 Symbols Map, in TF 2.0 you should use tf.compat.v1.Session() instead of tf.Session()

https://docs.google.com/spreadsheets/d/1FLFJLzg7WNP6JHODX5q8BDgptKafq_slHpnHVbJIteQ/edit#gid=0

To get TF 1.x like behaviour in TF 2.0 one can run

import tensorflow.compat.v1 as tf
tf.disable_v2_behavior()

sqlalchemy flask: AttributeError: 'Session' object has no attribute '_model_changes' on session.commit()

def create_session(config):
    engine = create_engine(config['DATABASE_URI'])
    Session = sessionmaker(bind=engine)
    session = Session()
    session._model_changes = {}
    return session