Tensorflow 2.0 – AttributeError: module “tensorflow” has no attribute “Session”

When I am executing the command sess = tf.Session() in Tensorflow 2.0 environment, I am getting an error message as below:

Traceback (most recent call last):
File "<stdin>", line 1, in <module>
AttributeError: module "tensorflow" has no attribute "Session"

System Information:

• OS Platform and Distribution: Windows 10
• Python Version: 3.7.1
• Tensorflow Version: 2.0.0-alpha0 (installed with pip)

Steps to reproduce:

Installation:

1. pip install --upgrade pip
2. pip install tensorflow==2.0.0-alpha0
3. pip install keras
4. pip install numpy==1.16.2

Execution:

1. Execute command: import tensorflow as tf
2. Execute command: sess = tf.Session()