What is PyTorch

PyTorch is Python based scientific library meant to provide a deep learning platform and also to replace NumPy. 
PyTorch is developed by Facebook.
PyTorch is leveraged by researchers , AI developers and students.
PyTorch offers an easy to Use interface for APIs and also easily integrates with python data science stack.
PyTorch also provides dynamic computational graphs.
Now How to Install PyTorch:
Step 1. Install Anaconda
Step 2. Open Anaconda Command Prompt 
Step 3. conda install pytorch -c pytorch
Step 4. Pip install torchvision and add environment to ipykernel