AttributeError: module 'tensorflow' has no attribute 'app' code example

Example 1: AttributeError: module 'tensorflow' has no attribute 'GraphDef'

tf.compat.v1.GraphDef()   # -> instead of tf.GraphDef()
tf.compat.v2.io.gfile.GFile()   # -> instead of tf.gfile.GFile()

Example 2: AttributeError: module 'tensorflow' has no attribute 'eagerly'

Eager execution is enabled by default in version 2.x 
You can check that by using:

tf.executing_eagerly()