Python For Beginner

  Building a Voice Recognition System with Python Voice recognition technology has become increasingly popular in recent years, offering convenient and hands-free interaction with devices. In this tutorial, we'll walk through the process of creating a simple voice recognition system using Python. Before we dive in, make sure you have Python 3.x installed on your computer along with pip, the Python package manager. Installing Required Libraries To get started, we need to install two essential libraries: SpeechRecognition and PyAudio. Open your terminal or command prompt and execute the following commands: pip install SpeechRecognition pip install PyAudio 1. Importing Required Libraries We begin by importing the necessary libraries. The speech_recognition library provides easy access to various speech recognition APIs, while sr is a common alias used for it.   import speech_recognition as sr 2. Creating a Recognizer Instance Next, we create an instance of the R...

  Introduction: Linked lists are a fundamental data structure in computer science, offering a flexible way to store and manipulate data. In Python, we can implement linked lists using classes, allowing us to create dynamic data structures for various applications. In this blog post, we'll delve into the world of linked lists, understand their principles, and learn how to implement them in Python. Understanding Linked Lists: A linked list is a linear data structure consisting of a sequence of elements called nodes. Each node contains two components: data and a reference (or pointer) to the next node in the sequence. Unlike arrays, linked lists do not have a fixed size and can dynamically grow or shrink as needed. Implementing a Linked List in Python: Let's create a basic implementation of a singly linked list in Python. We'll define a Node class to represent individual nodes and a LinkedList class to manage the list's operations, such as insertion, deletion, and...

  Introduction: Complex numbers are a fundamental concept in mathematics, often used in fields such as engineering, physics, and computer science. In Python, we can represent and manipulate complex numbers efficiently using classes. In this blog post, we'll delve into the world of complex numbers in Python and learn how to create a custom class to handle complex arithmetic operations. Understanding Complex Numbers: A complex number is a number that comprises a real part and an imaginary part, expressed in the form a + bi , where a is the real part, b is the imaginary part, and i is the imaginary unit (the square root of -1). Creating a Custom Complex Number Class: Let's create a custom Python class called complex_Number to represent complex numbers. This class will include methods for addition and printing complex numbers. class complex_Number :     def __init__ ( self , real = 0 , img = 0 ) -> None :         self . imaginary = img ...

  Introduction: In today's digital age, QR codes have become an integral part of sharing information quickly and conveniently. Whether it's for marketing, networking, or simply sharing a link, QR codes offer a seamless way to connect users with online content. In this blog post, we'll explore how to generate QR codes for websites using Python and the qrcode library. Understanding QR Codes: QR (Quick Response) codes are two-dimensional barcodes that encode data, such as website URLs, text, contact information, or Wi-Fi credentials. They can be scanned by smartphones and other QR code readers, allowing users to access the encoded information instantly. Getting Started with qrcode: To begin generating QR codes for websites in Python, you'll need to install the qrcode library. You can install it using pip, the Python package manager, with the following command:   pip install qrcode Generating QR Codes for Websites: Let's dive into an example of generating ...

  Introduction: In today's digital age, information is just a few keystrokes away. Google, being the most popular search engine, serves as a gateway to a vast repository of knowledge. But what if we could automate the process of searching Google, saving time and effort? In this blog post, we'll explore how to do just that using Python and Selenium, a powerful tool for web automation. What is Selenium? Selenium is a popular open-source tool used for automating web browsers. It provides a suite of tools for automating web applications across different browsers and platforms. With Selenium, developers can simulate user interactions with web pages, automate testing, and perform various web scraping tasks. Getting Started with Selenium: Before diving into the code, make sure you have Python installed on your system along with the Selenium library. You can install Selenium using pip, the Python package manager, with the following command: bashCopy code: pip install seleniu...

Introduction: In today's digital era, technology has transformed various aspects of our lives, including how we manage attendance in different settings. Traditional methods of attendance tracking, such as paper-based sign-in sheets or manual entry into digital systems, can be time-consuming and prone to errors. However, with advancements in computer vision and machine learning, we can now create more efficient and accurate attendance systems using face recognition technology. What is Face Recognition? Face recognition is a biometric technology that identifies or verifies individuals by analyzing and comparing patterns in their facial features. It involves capturing an image or video of a person's face, extracting unique facial features, and matching them against a database of known faces to make a positive identification. Building a Face Recognition Attendance System: In this blog post, we'll explore how to build a simple face recognition attendance system using Pyth...

 Snake, Water Or Gun Game Using Python : import random def gameWin ( comp , you ):     if comp == you:         return None     elif comp == 's' :         if you == 'w' :             return False         elif you == 'g' :             return True     elif comp == 'w' :         if you == 'g' :             return False         elif you == 's' :             return True     elif comp == 'g' :         if you == 's' :             return False         elif you == 'w' :             return True print ( "Computer's Turn: Snake(s), Water(w), or Gun(g)?" ) randNo = random.randint( 1 , 3 ) if randNo == 1 :     com...

Number Guessing Game Using Python 3: import random num_rounds = 5 max_guesses = 10 score = 0 print ( "Welcome to the Number Guessing Game!" ) print ( "You will play" , num_rounds, "rounds. Each round, you have to guess a number between 1 and 100." ) print ( "You will score points based on the number of attempts taken to guess the number." ) print ( "Let's get started! \n " ) for i in range (num_rounds):     secret_number = random.randint( 1 , 100 )     num_guesses = 0     print ( "Round" , i+ 1 , "starts now!" )     # print("Your Guessing Number is:",secret_number)     while num_guesses < max_guesses:         guess = int ( input ( "Guess a number between 1 and 100: " ))         num_guesses += 1         if guess == secret_number:             print ( "Congratulations! You guessed the secret number in" , num_guesses, "guesses!" )    ...

 Write A Python Program To Find Max Between Three Numbers Enter By The User. Code: num1 = int ( input ( "Enter The First Number:" )) num2 = int ( input ( "Enter The Second Number:" )) num3 = int ( input ( "Enter The Third Number:" )) if num1 > num2 and num1 > num3 :     print ( f " { num1 } is Greatest Number" ) elif num2 > num1 and num2 > num3 :     print ( f " { num2 } is Greatest Number" ) else :     print ( f " { num3 } is Greatest Number" ) Output: Enter The First Number:47 Enter The Second Number:50 Enter The Third Number:48 50 is Greatest Number Download Code

 Make A Calculator Using If else Statement in Python Code - num1 = int ( input ( "Enter The First Number: " )) operator = input ( "Choose Operater +,-,*,/,%:" ) num2 = int ( input ( "Enter The Second Number: " )) if operator == "+" :     print ( "Output = " ,num1 + num2) elif operator == "-" :     print ( "Output = " ,num1 - num2) elif operator == "*" :     print ( "Output = " ,num1 * num2) elif operator == "/" :     print ( "Output = " ,num1 / num2) elif operator == "%" :     print ( "Output = " ,num1 % num2) else :     print ( "Invalid Input!" ) Output -  Enter The First Number: 47 Choose Operater +,-,*,/,%:+ Enter The Second Number: 3 Output =  50 Download Code

 Write Multiplication Table Using While Loop In Python Code: Num = int ( input ( "Enter The Number :" )) i = 0 while i < 10 :     i = i + 1     print ( f " { Num } X { i } = { Num * i } " )     # or     # print(Num,"X",i,"=",Num*i)     # or     # print(str(Num) + "X" + str(i) + "=" + str(Num*i)) Output: Enter The Number:8 8X1=8 8X2=16 8X3=24 8X4=32 8X5=40 8X6=48 8X7=56 8X8=64 8X9=72 8X10=80 Download Code

Write  Multiplication Table Using For Loop In Python Code: Num = int ( input ( "Enter The Number :" )) for i in range ( 1 , 11 ) :     print ( f " { Num } X { i } = { Num * i } " )     # or     # print(Num,"X",i,"=",Num*i)     # or     # print(str(Num) + "X" + str(i) + "=" + str(Num*i)) Output: Enter The Number:4 4X1=4 4X2=8 4X3=12 4X4=16 4X5=20 4X6=24 4X7=28 4X8=32 4X9=36 4X10=40 Download Code

write a program to find out whether a given post is talking about harry or not? Code: post = input ( "Enter a post: " ) if 'harry' in post . lower ():     print ( "Yes! the post contains the name Harry." ) else :     print ( "No! the post does not contain the name Harry" ) Output: Enter a post: harry Yes! the post contains the name Harry. Enter a post: HARRY Yes! the post contains the name Harry. Enter a post: Harry Yes! the post contains the name Harry. Download Code

 Write a Python Program To Calculate the Grade Of a Student From His marks From The Following Scheme: 90-100 →Ex 80-90 → A 70-80 → B 60-70 → C 50-60 →D    <50 →F Code : marks = int ( input ( "Enter Your Marks \n " )) if marks >= 90 :     grade = "Ex" elif marks >= 80 :     grade = "A" elif marks >= 70 :     grade = "B" elif marks >= 60 :     grade = "C" elif marks >= 50 :     grade = "D" else :     grade = "F" print ( "Your grade is " + grade ) Output : Enter Your Marks 99 Your grade is Ex Enter Your Marks 50 Your grade is D Enter Your Marks 40 Your grade is F Download Code

 Write A Python Program Which is Find out Whether a given name is Present in a List. Code: names = [ "Jaga" , "Bibhu" , "Nirakar" , "Subrat" , "Rama" , "Rajeeb" ] name = input ( "Enter the name to check \n " ) if name in names :     print ( "Your name is present in the list" ) else :     print ( "Your name is not present in the list" ) Output: Enter the name to check Rajeeb Your name is present in the list Enter the name to check Hari Your name is not present in the list Download Code

 Write A Python Program To Find Max Between Four Numbers. Code: num1 = int ( input ( "Enter  The Number 1 :" )) num2 = int ( input ( "Enter  The Number 2 :" )) num3 = int ( input ( "Enter  The Number 3 :" )) num4 = int ( input ( "Enter  The Number 4 :" )) if num1 > num4 :     f1 = num1 else :     f1 = num4 if num2 > num3 :     f2 = num2 else :     f2 = num3 if f1 > f2 :     print ( f1 , "is Greatest" ) else :     print ( f2 , "is Greatest" ) Output: Enter  The Number 1 :25 Enter  The Number 2 :26 Enter  The Number 3 :27 Enter  The Number 4 :28 28 is Greatest Download Code

 Write A Python Program To Find Max Between Two Numbers. Code: num1 = int ( input ( "Enter  The Number 1 :" )) num2 = int ( input ( "Enter  The Number 2 :" )) if num1 > num2 :     print ( num1 , "is Greater" ) else :     print ( num2 , "is Greater" ) Output: Enter  The Number 1 :25 Enter  The Number 2 :26 26 is Greater Enter  The Number 1 :99 Enter  The Number 2 :97 99 is Greater Download Code

 Write a Python Program To Find Out Whether a Student is pass or fails if it requires a total of 40% And at least 33 in subjects to Pass Assume 3 Subject And take Marks as an Input From the User. Code: sub1 = int ( input ( "Enter The Mark Of Subject 1 :" )) sub2 = int ( input ( "Enter The Mark Of Subject 2 :" )) sub3 = int ( input ( "Enter The Mark Of Subject 3 :" )) if sub1 < 33 or sub2 < 33 or sub3 < 33 :     print ( "Fail Due To You secured Less Then 33 Marks In Subject." ) elif (( sub1 + sub2 + sub3 ) / 3 ) < 40 :     print ( "You Are Fail Due To You Got Less Rhen 40% marks" ) else :     print ( "You Are Passed!" ) Output: Enter The Mark Of Subject 1 :25 Enter The Mark Of Subject 2 :34 Enter The Mark Of Subject 3 :55 Fail Due To You secured Less Then 33 Marks In Subject. Enter The Mark Of Subject 1 :85 Enter The Mark Of Subject 2 :99 Enter The Mark Of Subject 3 :25 Fail Due To You secured Less Th...