Basics of Python Programming: Embrace the Future of Python

Basics of

Python

Programming

Embrace the Future of Python

by

Dr. Pratiyush Guleria

FIRST EDITION 2020

Copyright © BPB Publications, India

ISBN: 978-93-88511-803

All Rights Reserved. No part of this publication may be reproduced or distributed in any form or by any means or stored in a database or retrieval system, without the prior written permission of the publisher with the exception to the program listings which may be entered, stored and executed in a computer system, but they can not be reproduced by the means of publication.

LIMITS OF LIABILITY AND DISCLAIMER OF WARRANTY

The information contained in this book is true to correct and the best of author’s & publisher’s knowledge. The author has made every effort to ensure the accuracy of these publications, but cannot be held responsible for any loss or damage arising from any information in this book.

All trademarks referred to in the book are acknowledged as properties of their respective owners.

Distributors:

BPB PUBLICATIONS

20, Ansari Road, Darya Ganj

New Delhi-110002

Ph: 23254990/23254991

MICRO MEDIA

Shop No. 5, Mahendra Chambers,

150 DN Rd. Next to Capital Cinema,

V.T. (C.S.T.) Station, MUMBAI-400 001

Ph: 22078296/22078297

DECCAN AGENCIES

4-3-329, Bank Street,

Hyderabad-500195

Ph: 24756967/24756400

BPB BOOK CENTRE

376 Old Lajpat Rai Market,

Delhi-110006

Ph: 23861747

Published by Manish Jain for BPB Publications, 20 Ansari Road, Darya Ganj, New Delhi-110002 and Printed by him at Repro India Ltd, Mumbai

About the Author

Dr. Pratiyush Guleria has done M.Tech in Computer Science with a gold medal form Himachal Pradesh University, Shimla, India. He has received his MBA Degree in Operation Research from Indira Gandhi National Open University (IGNOU). He has a consistent track of record in academics throughout his career. He has qualified SLET (State Level Eligibility Test) and has more than nine years of Experience in IT industry and Academics. He is a member of the technical program committee and reviewer for journals and international conferences. His research interest includes Data mining, Machine learning, and web technologies. He is the recipient of the Young Scientist Award for the best paper presentation in one of the International Conferences.

Acknowledgement

No task is a single man’s effort. Cooperation and Coordination of various peoples at different levels go into successful implementation of this book.

There is always a sense of gratitude, which everyone expresses others for their helpful and needy services they render during difficult phases of life and to achieve the goal already set.

At the outset I am thankful to the almighty that is constantly and invisibly guiding everybody and have also helped me to work on the right path.

I am very much thankful to my parents and family for their guidance which motivated me to work for the betterment of students by writing the book with sincerity and honesty. Without their support, this book is not possible.

I wish my sincere thanks to colleagues who helped and kept me motivated for writing this text.

I also thank the Publisher and the whole staff at BPB Publications for motivation and for bringing this text in a nice presentable form.

Finally, I thank everyone who has directly or indirectly contributed to complete this authentic work.

Preface

The author is confident that the present work will come as a relief to the students wishing to go through a comprehensive work explaining the programming concepts of python through examples with proper description, offering a variety of practical examples and conceptual problems along with their systematically worked out solutions and