The Amazing Technique of Returning Results in Python Functions

 

1. Single Return Value:

def add_numbers(a, b):

    result = a + b

    return result

​

sum_result = add_numbers(3, 4)

print(sum_result)  # Output: 7

​

#clcoding.com

7

2. Multiple Return Values:

def operate_numbers(a, b):

    addition = a + b

    subtraction = a - b

    multiplication = a * b

    return addition, subtraction, multiplication

​

result_tuple = operate_numbers(5, 3)

print(result_tuple)

# Output: (8, 2, 15)

​

# Unpack the tuple

add_result, sub_result, mul_result = operate_numbers(5, 3)

print(add_result, sub_result, mul_result)

# Output: 8 2 15

​

#clcoding.com

(8, 2, 15)

8 2 15

3. Returning a Dictionary :

def get_person_info(name, age):

    person_info = {'Name': name, 'Age': age}

    return person_info

​

info_dict = get_person_info('John', 30)

print(info_dict)

# Output: {'Name': 'John', 'Age': 30}

​

#clcoding.com

{'Name': 'John', 'Age': 30}

4. Returning None:

def simple_function():

    print("This function does something")

​

result = simple_function()

print(result)  # Output: None

​

#clcoding.com

This function does something

None

5. Returning Early:

def divide(a, b):

    if b == 0:

        print("Cannot divide by zero.")

        return  # Exit the function early

    result = a / b

    return result

​

result = divide(8, 2)

print(result)  # Output: 4.0

​

#clcoding.com

4.0

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Box and Whisker plot using Python

 

#!/usr/bin/env python

# coding: utf-8

# # Box and whisker plot using Python

# # 1. Matplotlib:

# In[1]:

import matplotlib.pyplot as plt

# Sample data

data = [7, 2, 15, 9, 12, 4, 11, 8, 13, 6]

# Create boxplot

plt.boxplot(data)

# Customize labels and title

plt.xlabel("Data")

plt.ylabel("Value")

plt.title("Boxplot with Matplotlib")

plt.show()

# # 2. Pandas:

# In[2]:

import pandas as pd

import matplotlib.pyplot as plt

# Sample DataFrame

data = pd.DataFrame({"values": [7, 2, 15, 9, 12, 4, 11, 8, 13, 6]})

# Create boxplot

data.plot.box()

# Customize labels and title

plt.xlabel("Data")

plt.ylabel("Value")

plt.title("Boxplot with Pandas")

plt.show()

# # 3. Seaborn:

# In[3]:

import seaborn as sns

# Sample data (same as before)

data = [7, 2, 15, 9, 12, 4, 11, 8, 13, 6]

# Create boxplot

sns.boxplot(data=data)

# Customize with hue (category) plot

data = {"category": ["A", "B", "A", "A", "B", "A", "A", "B", "B", "A"], "values": data}

sns.boxplot(x="category", y="values", data=data)

plt.show()

# In[ ]:

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Python Coding challenge - Day 131 | What is the output of the following Python Code?

 

Let's break down the code step by step:

x = 'Monday'

In this line, a variable x is assigned the value 'Monday'. The variable x now holds the string 'Monday'.

print('Mon' in x)

This line uses the print function to output the result of the expression 'Mon' in x. The in keyword is used here to check if the substring 'Mon' is present in the string x.

Here's how it works:

'Mon' is a string representing the substring we are looking for.

x is the string 'Monday' that we are searching within.

The expression 'Mon' in x evaluates to True if the substring 'Mon' is found anywhere within the string 'Monday', and False otherwise.

In this case, since 'Mon' is a part of 'Monday', the result of the expression is True. Therefore, the print function will output True to the console.

So, when you run this code, the output will be:

True

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Computer Architecture

 

There are 21 modules in this course

In this course, you will learn to design the computer architecture of complex modern microprocessors.

Join Free: Computer Architecture

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What will be the output after the following statements? x = 'Python Pi Py Pip' print(x.count('p'))

 

x = 'Python Pi Py Pip'

print(x.count('p'))

The code defines a string variable named x and assigns the value 'Python Pi Py Pip' to it. Then, it uses the count() method to count the number of occurrences of the letter 'p' in the string. The count() method returns an integer value, which is the number of times the specified substring is found within the string.

In this case, the string 'Python Pi Py Pip' contains one lowercase letter 'p'. Therefore, the output of the code is:

1

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Bayesian Analysis with Python - Third Edition: A practical guide to probabilistic modeling

 

Learn the fundamentals of Bayesian modeling using state-of-the-art Python libraries, such as PyMC, ArviZ, Bambi, and more, guided by an experienced Bayesian modeler who contributes to these libraries

Key Features:

• Conduct Bayesian data analysis with step-by-step guidance
• Gain insight into a modern, practical, and computational approach to Bayesian statistical modeling
• Enhance your learning with best practices through sample problems and practice exercises
• Purchase of the print or Kindle book includes a free PDF eBook.

Book Description:

The third edition of Bayesian Analysis with Python serves as an introduction to the main concepts of applied Bayesian modeling using PyMC, a state-of-the-art probabilistic programming library, and other libraries that support and facilitate modeling like ArviZ, for exploratory analysis of Bayesian models; Bambi, for flexible and easy hierarchical linear modeling; PreliZ, for prior elicitation; PyMC-BART, for flexible non-parametric regression; and Kulprit, for variable selection.

In this updated edition, a brief and conceptual introduction to probability theory enhances your learning journey by introducing new topics like Bayesian additive regression trees (BART), featuring updated examples. Refined explanations, informed by feedback and experience from previous editions, underscore the book's emphasis on Bayesian statistics. You will explore various models, including hierarchical models, generalized linear models for regression and classification, mixture models, Gaussian processes, and BART, using synthetic and real datasets.

By the end of this book, you will possess a functional understanding of probabilistic modeling, enabling you to design and implement Bayesian models for your data science challenges. You'll be well-prepared to delve into more advanced material or specialized statistical modeling if the need arises.

What You Will Learn:

• Build probabilistic models using PyMC and Bambi
• Analyze and interpret probabilistic models with ArviZ
• Acquire the skills to sanity-check models and modify them if necessary
• Build better models with prior and posterior predictive checks
• Learn the advantages and caveats of hierarchical models
• Compare models and choose between alternative ones
• Interpret results and apply your knowledge to real-world problems
• Explore common models from a unified probabilistic perspective
• Apply the Bayesian framework's flexibility for probabilistic thinking

Who this book is for:

If you are a student, data scientist, researcher, or developer looking to get started with Bayesian data analysis and probabilistic programming, this book is for you. The book is introductory, so no previous statistical knowledge is required, although some experience in using Python and scientific libraries like NumPy is expected.

Hard Copy:  Bayesian Analysis with Python - Third Edition: A practical guide to probabilistic modeling

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The Power of Statistics

 

What you'll learn

Explore and summarize a dataset 

Use probability distributions to model data

Conduct a hypothesis test to identify insights about data

Perform statistical analyses using Python 

Join Free: The Power of Statistics

There are 6 modules in this course

This is the fourth of seven courses in the Google Advanced Data Analytics Certificate. In this course, you’ll discover how data professionals use statistics to analyze data and gain important insights. You'll explore key concepts such as descriptive and inferential statistics, probability, sampling, confidence intervals, and hypothesis testing. You'll also learn how to use Python for statistical analysis and practice communicating your findings like a data professional. 

Google employees who currently work in the field will guide you through this course by providing hands-on activities that simulate relevant tasks, sharing examples from their day-to-day work, and helping you enhance your data analytics skills to prepare for your career. 

Learners who complete the seven courses in this program will have the skills needed to apply for data science and advanced data analytics jobs. This certificate assumes prior knowledge of foundational analytical principles, skills, and tools covered in the Google Data Analytics Certificate.   

By the end of this course, you will:

-Describe the use of statistics in data science 

-Use descriptive statistics to summarize and explore data

-Calculate probability using basic rules

-Model data with probability distributions

-Describe the applications of different sampling methods 

-Calculate sampling distributions 

-Construct and interpret confidence intervals

-Conduct hypothesis tests

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Automate Cybersecurity Tasks with Python

 

What you'll learn

Explain how the Python programming language is used in cybersecurity

Create new, user-defined Python functions

Use regular expressions to extract information from text

Practice debugging code

Join Free: Automate Cybersecurity Tasks with Python

There are 4 modules in this course

This is the seventh course in the Google Cybersecurity Certificate. These courses will equip you with the skills you need to apply for an entry-level cybersecurity job. You’ll build on your understanding of the topics that were introduced in the sixth Google Cybersecurity Certificate course.

In this course, you will be introduced to the Python programming language and apply it in a cybersecurity setting to automate tasks. You'll start by focusing on foundational Python programming concepts, including data types, variables, conditional statements, and iterative statements. You'll also learn to work with Python effectively by developing functions, using libraries and modules, and making your code readable. In addition, you'll work with string and list data, and learn how to import, parse and debug files.  

Google employees who currently work in cybersecurity will guide you through videos, provide hands-on activities and examples that simulate common cybersecurity tasks, and help you build your skills to prepare for jobs. 

Learners who complete this certificate will be equipped to apply for entry-level cybersecurity roles. No previous experience is necessary.

By the end of this course, you will: 

- Explain how the Python programming language is used in cybersecurity.

- Write conditional and iterative statements in Python.

- Create new, user-defined Python functions.

- Use Python to work with strings and lists.

- Use regular expressions to extract information from text.

- Use Python to open and read the contents of a file.

- Identify best practices to improve code readability.

- Practice debugging code.

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Introduction to Git and GitHub

 

What you'll learn

Understand why version control is a fundamental tool for coding and collaboration

Install and run Git on your local machine 

Use and interact with GitHub 

Collaborate with others through remote repositories

Join Free: Introduction to Git and GitHub

There are 4 modules in this course

In this course, you’ll learn how to keep track of the different versions of your code and configuration files using a popular version control system (VCS) called Git. We'll also go through how to set up an account with a service called GitHub so that you can create your very own remote repositories to store your code and configuration.

Throughout this course, you'll learn about Git's core functionality so you can understand how and why it’s used in organizations. We’ll look into both basic and more advanced features, like branches and merging. We'll demonstrate how having a working knowledge of a VCS like Git can be a lifesaver in emergency situations or when debugging. And then we'll explore how to use a VCS to work with others through remote repositories, like the ones provided by GitHub. By the end of this course, you'll be able to store your code's history in Git and collaborate with others in GitHub, where you’ll also start creating your own portfolio! In order to follow along and complete the assessments, you’ll need a computer where you can install Git or ask your administrator to install it for you.

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The Nuts and Bolts of Machine Learning

 

What you'll learn

Identify characteristics of the different types of machine learning 

Prepare data for machine learning models 

Build and evaluate supervised and unsupervised learning models using Python

Demonstrate proper model and metric selection for a machine learning algorithm

Join Free: The Nuts and Bolts of Machine Learning

There are 5 modules in this course

This is the sixth of seven courses in the Google Advanced Data Analytics Certificate. In this course, you’ll learn about machine learning, which uses algorithms and statistics to teach computer systems to discover patterns in data. Data professionals use machine learning to help analyze large amounts of data, solve complex problems, and make accurate predictions. You’ll focus on the two main types of machine learning: supervised and unsupervised. You'll learn how to apply different machine learning models to business problems and become familiar with specific models such as Naive Bayes, decision tree, random forest, and more.  

Google employees who currently work in the field will guide you through this course by providing hands-on activities that simulate relevant tasks, sharing examples from their day-to-day work, and helping you enhance your data analytics skills to prepare for your career. 

Learners who complete the seven courses in this program will have the skills needed to apply for data science and advanced data analytics jobs. This certificate assumes prior knowledge of foundational analytical principles, skills, and tools covered in the Google Data Analytics Certificate.  

By the end of this course, you will:

-Apply feature engineering techniques using Python

-Construct a Naive Bayes model

-Describe how unsupervised learning differs from supervised learning

-Code a K-means algorithm in Python 

-Evaluate and optimize the results of K-means model

-Explore decision tree models, how they work, and their advantages over other types of supervised machine learning

-Characterize bagging in machine learning, specifically for random forest models 

-Distinguish boosting in machine learning, specifically for XGBoost models 

-Explain tuning model parameters and how they affect performance and evaluation metrics

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Regression Analysis: Simplify Complex Data Relationships

 

What you'll learn

Investigate relationships in datasets

Identify regression model assumptions 

Perform linear and logistic regression using Python

Practice model evaluation and interpretation

Join Free: Regression Analysis: Simplify Complex Data Relationships

There are 6 modules in this course

This is the fifth of seven courses in the Google Advanced Data Analytics Certificate. Data professionals use regression analysis to discover the relationships between different variables in a dataset and identify key factors that affect business performance. In this course, you’ll practice modeling variable relationships. You'll learn about different methods of data modeling and how to use them to approach business problems. You’ll also explore methods such as linear regression, analysis of variance (ANOVA), and logistic regression.  

Google employees who currently work in the field will guide you through this course by providing hands-on activities that simulate relevant tasks, sharing examples from their day-to-day work, and helping you enhance your data analytics skills to prepare for your career. 

Learners who complete the seven courses in this program will have the skills needed to apply for data science and advanced data analytics jobs. This certificate assumes prior knowledge of foundational analytical principles, skills, and tools covered in the Google Data Analytics Certificate. 

By the end of this course, you will:

-Explore the use of predictive models to describe variable relationships, with an emphasis on correlation

-Determine how multiple regression builds upon simple linear regression at every step of the modeling process

-Run and interpret one-way and two-way ANOVA tests

-Construct different types of logistic regressions including binomial, multinomial, ordinal, and Poisson log-linear regression models

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Using Python to Interact with the Operating System

 

What you'll learn

Setup, configure, and use your own developer environment in Python

Manipulate files and processes running on the Operating System using Python

Understand and use regular expressions (regex), a powerful tool for processing text files

Know when to choose Bash or Python, and create small scripts using Bash

Join Free: Using Python to Interact with the Operating System

There are 7 modules in this course

By the end of this course, you’ll be able to manipulate files and processes on your computer’s operating system. You’ll also have learned about regular expressions -- a very powerful tool for processing text files -- and you’ll get practice using the Linux command line on a virtual machine. And, this might feel like a stretch right now, but you’ll also write a program that processes a bunch of errors in an actual log file and then generates a summary file. That’s a super useful skill for IT Specialists to know.

We’ll kick off by exploring how to execute Python locally, and organize and use code across different Python files. We'll then learn how to read and write different types of files, and use subprocesses and input streams. We'll also dive into Bash scripting and regular expressions -- both very powerful tools for anyone working with systems. We'll even touch on automatic testing, which allows us to automate how we check if our code is correct. To finish, we’ll put all this together by using the tools that we’ve acquired to process data and generate automatic reports. We’ll also explain how to set up your own developer environment in your machine. This is a key step in being able to write and deploy powerful automation tools.

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Python Coding challenge - Day 130 | What is the output of the following Python Code?

 

Codes: 

import re

x = re.compile(r'\W')

y = x.findall('clcoding')

print(y)

Answer and Solution:

In the above Python code, the re module to create a regular expression pattern and then using it to find all non-word characters in the string 'clcoding'. The regular expression pattern r'\W' matches any non-word character (equivalent to [^a-zA-Z0-9_]).

Here's a breakdown of the code:

import re: Imports the regular expression module.

x = re.compile(r'\W'): Compiles a regular expression pattern \W, where \W matches any non-word character.

y = x.findall('clcoding'): Uses the compiled regular expression to find all non-word characters in the string 'clcoding' and stores the result in the variable y.

print(y): Prints the result, which is a list of non-word characters found in the string.

In the given example, since the string 'clcoding' contains only letters (no non-word characters), the output will be an empty list []. If there were non-word characters in the string, they would be included in the list.

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Python Coding challenge - Day 129 | What is the output of the following Python Code?

 

x = 'clcoding'

print(x.isalpha())

This code outputs the following:

True

The expression x.isalpha() checks if all the characters in the string x are alphabetic letters (a-z and A-Z). Since the string 'clcoding' only contains alphabetic letters, the expression evaluates to True.

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Python Programming For Beginners: Crack the Code to Success, From Zero to Python Hero in Less 45 Days! Include Code Examples and Exercise | New Edition 2024

 

Are you ready to embark on a transformative journey into the world of Python programming?

Look no further than "Crack the Code to Success: From Zero to Python Hero in Less Than 45 Days!" This brand-new 2024 edition is your ultimate guide to mastering Python, and it's designed with you in mind.

🚀Kickstart your coding adventure with a book that takes you from absolute beginner to Python hero in under 45 days! 🚀

🔑Here's what you'll unlock along the way:

✓ Python Foundations: Start with the basics, from installing Python to writing your very first Python script. You'll gain a solid grasp of syntax and code structure, setting the stage for your journey.

✓ Control Flow: Dive into Python's conditional statements and loops. We guide you through them step by step, with practical exercises to reinforce your understanding.

✓ Data Structures: Discover how to work with lists, tuples, dictionaries, and sets. Get hands-on experience to cement your knowledge.

✓ Functions and Modularity: Learn to create and use functions effectively, understand parameters and return values, and gain insights into variable scope.

✓ Object-Oriented Python: Unlock the power of object-oriented programming (OOP). Understand classes, objects, constructors, attributes, methods, inheritance, and polymorphism.

✓ FileHandlingMaster: file input/output, work with JSON data, and become adept at handling exceptions during file operations.

✓ Python Modules and Packages: Explore standard modules, create custom ones, and structure larger projects like a pro.

✓ Python for Web Development: Take your skills to the web. Learn Flask, a web application framework, and handle routing, templates, databases, user authentication, and deployment.

✓ Data Handling and Analysis: Tackle real-world data with confidence. Read and write data, utilize SQLite, and perform data analysis with Pandas.

✓ Data Visualization: Make your data shine with Matplotlib, Seaborn, and Plotly. Create stunning visualizations that tell compelling stories.

✓ Best Practices and Beyond: Elevate your coding game with best practices for clean code. Explore Python's role in machine learning and find additional resources to fuel your learning journey.

Don't let your dreams of Python proficiency remain just dreams. Whether you're looking to land your dream job, tackle complex coding challenges, or simply expand your horizons, this book is your key to success.

Hard Copy: Python Programming For Beginners: Crack the Code to Success, From Zero to Python Hero in Less 45 Days! Include Code Examples and Exercise | New Edition 2024

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Python Programming and SQL: 5 books in 1 - The #1 Coding Course from Beginner to Advanced. Learn it Well & Fast (2023) (Computer Programming)

 

Supercharge Your Career with Python programming and SQL: The #1 Coding Course from Beginner to Advanced (2024)

Are you looking to turbocharge your career prospects? Do you want to gain the skills that are in high demand in today's job market?

Whether you're a complete beginner or an experienced programmer, this #1 bestseller book is designed to make your learning journey simple, regardless of your current skills. It aims to guide you seamlessly through the content and fast-track your career in no time.

This 5-in-1 guide covers both Python and SQL fundamental and advanced concepts, ensuring that you not only gain a comprehensive understanding but also stand out among your peers and stay ahead of the competition:

✅ Step-by-Step Instructions: This easy-to-understand guide provides step-by-step instructions, making it effortless to grasp Python and SQL fundamentals.

✅ Fast Learning Curve: Progress rapidly from beginner to advanced levels with our carefully crafted curriculum. Gain confidence to tackle coding challenges.

✅ Boost Your Career: Acquire sought-after skills desired by employers, making you stand out in the job market. Get job-ready and attractive to potential employers.

✅ Competitive Edge: Stand out among peers with our cutting-edge course covering fundamentals and advanced concepts. Your coding proficiency will make you invaluable to any organization.

✅ Versatile Job Opportunities: Python and SQL open doors in tech, data analysis, web development, and more. Stay ahead of the competition.

✅ Start Writing Your Own Programs: Empower yourself to create efficient code, unleash creativity, and achieve peak performance.

✅ Real-World Projects: Gain practical experience through hands-on projects, showcasing your coding expertise effectively.

✅ Expert Guidance: Acquire practical skills and knowledge from expert guidance to become a proficient programmer.

Here are just a few things you'll learn in Python programming and SQL:

Get started with Python programming, covering variables, functions, loops, and conditionals

Discover how to work with data in Python, including data types, structures, and manipulation techniques

Learn different data structures, such as sequences, tuples, lists, matrices, and dictionaries

Understand conditional statements and their role in decision making

Discover object-oriented programming (OOP) and learn how to define classes and methods.

Discover the art of exception handling, ensuring robust and error-free code

Explore the power of algorithms, information processing and master the essential features of algorithms

Master file processing in Python, including opening, reading, writing, and appending files, etc.

Master SQL essentials such as basics of SQL, data types, statements, and clauses

Work with databases using SQL, including creating, modifying, and deleting tables and records.

Learn powerful queries: Perform joins, unions, ordering, grouping, and utilize aliases for advanced SQL queries

Explore efficient data management: Navigate MySQL, work with databases, tables, and views

Advanced techniques: explore stored procedures, indexing, truncating, and working with triggers

Master data optimization: Fine-tune SQL queries for optimal performance and efficiency

Gain practical skills and techniques that you can directly apply in you career

Hard Copy: Python Programming and SQL: 5 books in 1 - The #1 Coding Course from Beginner to Advanced. Learn it Well & Fast (2023) (Computer Programming)

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Python Programming for Beginners: Go from Novice to Ninja with this Stress-Free Guide to Confident Python Programming Featuring Clear Explanations and Hands-on Examples

 

Learn to program in Python with confidence! Whether you're pursuing Python as a hobby, or seeking to advance your career, this book will help you go from novice to ninja.

What you'll get from this book:

Access to all the completed hands-on code. Don't worry if you get stuck, access to completed code samples is included so you can study and learn.

Clear understandable explanations. Every coding example is explained line-by-line so you don't just learn what to do, you'll also learn the thinking behind it.

What you'll learn:

How to install Python and set up an IDE.

Operators and Expressions.

Loops and iterations.

Functions and Methods

Data Structures: Lists, tuples, dictionaries, and sets.

Object-Oriented Programming.

Debugging and Troubleshooting.

Web Development.

Data Analysis and Visualization.

Scripting and Automation.

Database Basics and Python Integration.

By the time you're done, you'll have a fully functioning web-based weather app. You'll also know how to connect Python to a database and perform essential database functions. Whether you're learning Python as a hobby or to improve your skillset and marketability, this book is for you!

Hard Copy: Python Programming for Beginners: Go from Novice to Ninja with this Stress-Free Guide to Confident Python Programming Featuring Clear Explanations and Hands-on Examples

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Web App Development and Real-Time Web Analytics with Python: Develop and Integrate Machine Learning Algorithms into Web Apps

 

Learn to develop and deploy dashboards as web apps using the Python programming language, and how to integrate algorithms into web apps.

Author Tshepo Chris Nokeri begins by introducing you to the basics of constructing and styling static and interactive charts and tables before exploring the basics of HTML, CSS, and Bootstrap, including an approach to building web pages with HTML. From there, he’ll show you the key Python web frameworks and techniques for building web apps with them. You’ll then see how to style web apps and incorporate themes, including interactive charts and tables to build dashboards, followed by a walkthrough of creating URL routes and securing web apps. You’ll then progress to more advanced topics, like building machine learning algorithms and integrating them into a web app. The book concludes with a demonstration of how to deploy web apps in prevalent cloud platforms.

Web App Development and Real-Time Web Analytics with Python is ideal for intermediate data scientists, machine learning engineers, and web developers, who have little or no knowledge about building web apps that implement bootstrap technologies. After completing this book, you will have the knowledge necessary to create added value for your organization, as you will understand how to link front-end and back-end development, including machine learning.

What You Will Learn

Create interactive graphs and render static graphs into interactive ones

Understand the essentials of HTML, CSS, and Bootstrap

Gain insight into the key Python web frameworks, and how to develop web applications using them

Develop machine learning algorithms and integrate them into web apps

Secure web apps and deploy them to cloud platforms

Who This Book Is For

Intermediate data scientists, machine learning engineers, and web developers.

Hard Copy: Web App Development and Real-Time Web Analytics with Python: Develop and Integrate Machine Learning Algorithms into Web Apps

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Web Scraping With Selenium and Python: Build a Pinterest Web Scraper With Me

 

🚀 Welcome to the "Web Scraping with Selenium and Python" world! 🌐 Whether you're an experienced developer or a curious beginner, this book is your passport to the captivating realm of web scraping. In an era where data reigns supreme, mastering the art of extracting information from the vast expanses of the internet can be a game-changer.

🎯 Target Audience: Whether you're a data enthusiast, a business professional, or a tech-savvy hobbyist, the content is designed to benefit a wide range of readers. No prior web scraping experience is necessary, but a basic understanding of Python is essential.

💡 Purpose: As we navigate through the intricacies of this digital landscape, you'll discover how to leverage Python and Selenium to scrape dynamic websites, providing you with the tools to turn information into actionable insights.

🐍 Python Prerequisites: To join this adventure, a fundamental understanding of Python is a must. We won't cover Python basics in this book, so ensure you're comfortable with the language before diving in. If you're new to Python, consider brushing up on the basics to make the most of your web scraping journey.

🤖 Selenium: Ever wondered how to interact with dynamic websites? Enter Selenium, your trusty companion in the web scraping realm. Discover how to use Selenium to navigate through web pages, interact with elements, and extract the data you desire.

🔍 Project Focus – Pinterest Scraper: What better way to apply your newfound skills than working on a real project? This book guides you through creating a Pinterest scraper—from setting up your environment to handling dynamic content. Gain valuable insights immediately applicable to your projects.

🎢 So, fasten your seatbelt as we embark on a thrilling journey down "Web Scraping with Selenium and Python"! By the end of this book, you'll be equipped with the knowledge and skills to scrape data effectively, opening doors to endless possibilities in data-driven decision-making. Let the scraping adventure begin! 🌐✨

Hard Copy : Web Scraping With Selenium and Python: Build a Pinterest Web Scraper With Me

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Python Coding challenge - Day 128 | What is the output of the following Python Code?

 

Let's analyze the given code:

x = 0

y = 7

while x + y < 10:

    x += 1

    print(x, end='')

Here's a step-by-step breakdown of what the code does:

Initialize x with the value 0 and y with the value 7.

Enter a while loop with the condition x + y < 10. This means the loop will continue as long as the sum of x and y is less than 10.

Inside the loop, increment x by 1 using x += 1.

Print the current value of x without a newline, using print(x, end='').

Repeat steps 3 and 4 until the condition x + y < 10 becomes false.

Let's see how the loop proceeds:

Iteration 1: x = 1, y = 7, and x + y = 8 (since 1 + 7 = 8). The loop continues.

Iteration 2: x = 2, y = 7, and x + y = 9 (since 2 + 7 = 9). The loop continues.

Iteration 3: x = 3, y = 7, and x + y = 10 (since 3 + 7 = 10). The loop stops because the condition x + y < 10 is no longer true.

So, the output of this code will be:

123

The loop prints the values of x (1, 2, 3) on the same line due to the end='' parameter in the print statement.

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Python in Excel: IT'S CELL-FIE TIME: Smooth out that cell-ulite, flattening the curves with python in excel (The Pythonin Prodigy Series: Unveiling the Python Power Across Business Domains)

 

It's time to take a CELL-FIE and upgrade your excel game. With Microsoft now including direct support for python. The Future is now.

Discover the Game-Changer: Dive deep into the compelling world where Python meets Excel, revolutionizing data tasks, automating mundane processes, and elevating analysis to art. If there was ever a book that could make spreadsheets sizzle, this is it!

Why This Book?: This isn't just another technical guide. It's the bridge between two powerhouses in the digital realm. From Vancouver's bustling tech scene, Alice crafts a masterpiece, taking you on an insightful journey that unveils the synergies between Excel's versatility and Python's prowess.

For the Doers and Dreamers: Whether you're an entrepreneur like Hayden, an analyst, a data enthusiast, or someone who just adores spreadsheets, this book offers tools that can transform your workflow, insights that spark innovation, and techniques that promise efficiency.

Journey Beyond the Basics: Transcend beyond the traditional uses of Excel. Discover advanced data manipulations, real-time web integrations, machine learning implementations, and so much more! By the end, you'll be scripting your way to spreadsheet stardom.

Real-World Applications: With 600 meticulously crafted pages, each chapter resonates with Alice's passion and expertise, offering 20 detailed subsections that are rich with real-world examples, case studies, and hands-on challenges. It's practicality and theory in perfect harmony.

The Promise: "Python in Excel: The Ultimate Guide to Automation and Analysis" isn't just a book; it's a commitment. A commitment to upskilling, to innovating, and to mastering the tools of tomorrow, today.

Hard Copy: Python in Excel: IT'S CELL-FIE TIME: Smooth out that cell-ulite, flattening the curves with python in excel (The Pythonin Prodigy Series: Unveiling the Python Power Across Business Domains)

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Advancing into Analytics: From Excel to Python and R

 

Data analytics may seem daunting, but if you're an experienced Excel user, you have a unique head start. With this hands-on guide, intermediate Excel users will gain a solid understanding of analytics and the data stack. By the time you complete this book, you'll be able to conduct exploratory data analysis and hypothesis testing using a programming language.

Exploring and testing relationships are core to analytics. By using the tools and frameworks in this book, you'll be well positioned to continue learning more advanced data analysis techniques. Author George Mount, founder and CEO of Stringfest Analytics, demonstrates key statistical concepts with spreadsheets, then pivots your existing knowledge about data manipulation into R and Python programming.

This practical book guides you through:

Foundations of analytics in Excel: Use Excel to test relationships between variables and build compelling demonstrations of important concepts in statistics and analytics

From Excel to R: Cleanly transfer what you've learned about working with data from Excel to R

From Excel to Python: Learn how to pivot your Excel data chops into Python and conduct a complete data analysis

Hard Copy: Advancing into Analytics: From Excel to Python and R

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Excel With Python: Unlock Your Inner Range: An Introduction to the integration of Python and Excel

 

Excel With Python: Unlock Your Inner Range

Step into the realm of high-stack efficiency with Excel with Python: Unlock your Inner range". This comprehensive guide lays the foundation to master Python and Excel as a dynamic duo to streamline your daily tasks and complex data analytics needs. The book radically transforms the newcomer coder into a proficient automation specialist, who can leverage these powerful tools to execute with precision, speed, and accuracy. From installing Python to sophisticated data analysis case studies, this book has it all.

The book begins by introducing you to the world of Python and Excel, subsequently guiding you through setting up your development environment. As your confidence grows, immerse yourself in mastering Python basics and essential Excel features under the guidance of expert Hayden Van Der Post. A special focus has been laid on interacting between Python and Excel, where you will explore exciting dimensions like reading, writing, and manipulating Excel files with Python.

Going deeper into uncharted realms, the book uncovers robust Python tools for Excel to deal with different types of data, integrating Python scripts in Excel, and dives into in-depth data analyses, including Descriptive Statistics, Hypothesis Testing, and Machine Learning Basics. The journey wouldn't be complete without exploring data cleaning and preparation and automating excel tasks using Python, leading you to become a full-stack data handler.

The book further takes a practical turn with real-world projects encapsulating automated report generation, inventory management system, and customer data management to shape your applications in Python to solve real-world problems.

Readers will conclude their journey with a wealth of knowledge. Whether you're a student, a data analyst, or an amateur tech enthusiast, this enlightening guide empowers you to capitalize on the powerful blend of Python and Excel, and level up your analytics game. Ensure your place in an increasingly data-driven world and transform the way you analyze, interpret, process, and present complex data.

Hard Copy: Excel With Python: Unlock Your Inner Range: An Introduction to the integration of Python and Excel

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Excel God: Python with VBA for Excel: Become an Excel God by Integrating VBA & Python in Excel

 

In 2024 Become an Excel God

Embark on a transformative journey into the world of spreadsheet mastery with "Excel God: Python with VBA in Excel," the ultimate guide for anyone looking to harness the full power of Microsoft Excel. This comprehensive tome is not just a book; it's a career accelerator that bestows you with the divine skills to become the omnipotent Excel user you've always aspired to be.

Key Points:

- **Leverage Dual Forces:** Unlock the might of both VBA (Visual Basic for Applications) and Python, two of the most powerful tools in data manipulation and automation, to perform sorcery in Excel.

- **Streamlined Learning:** Whether you're a seasoned data analyst or an Excel enthusiast, this guide takes you from beginner to expert with clear, step-by-step instructions tailored to optimize your learning curve.

- **Real-World Applications:** Strengthen your knowledge with practical examples that showcase how integrating Python with VBA can solve complex data challenges with the grace of a virtuoso.

- **Automation Mastery:** Learn to automate tedious tasks, create intelligent macros, and develop custom functions that will save you hours of manual work and make errors a thing of the past.

- **Data Analysis Brilliance:** Dive into advanced data analysis techniques, enabling you to churn through big data, generate insightful reports, and dazzle with your efficiency.

Target Audience:

- Business professionals across industries who seek to improve their productivity and data analysis skills with Excel.

- Data analysts, financial analysts, and researchers who want to maximize the potential of Excel in their day-to-day responsibilities.

- Students and educators looking for a comprehensive resource to complement their curriculum in computer science, business administration, or data science.

- IT professionals and software developers who wish to bridge their programming knowledge with Excel tasks to provide integrated solutions.

- Any individual who has felt limited by Excel's capabilities and yearns to unlock its true potential to become an Excel deity.

Elevate yourself to the heights of Excel mastery with "Excel God: Python with VBA in Excel" and watch as the sheer power of automation, analysis, and application forever change the way you work with data. Answer the divine call to become the greatest Excel user of all time – the Excel God awaits you.

Hard Copy: Excel God: Python with VBA for Excel: Become an Excel God by Integrating VBA & Python in Excel

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Pandas in Action

 

Take the next steps in your data science career! This friendly and hands-on guide shows you how to start mastering Pandas with skills you already know from spreadsheet software.

In Pandas in Action you will learn how to:

    Import datasets, identify issues with their data structures, and optimize them for efficiency

    Sort, filter, pivot, and draw conclusions from a dataset and its subsets

    Identify trends from text-based and time-based data

    Organize, group, merge, and join separate datasets

    Use a GroupBy object to store multiple DataFrames

Pandas has rapidly become one of Python's most popular data analysis libraries. In Pandas in Action, a friendly and example-rich introduction, author Boris Paskhaver shows you how to master this versatile tool and take the next steps in your data science career. You'll learn how easy Pandas makes it to efficiently sort, analyze, filter and munge almost any type of data.

Purchase of the print book includes a free eBook in PDF, Kindle, and ePub formats from Manning Publications.

About the technology

Data analysis with Python doesn't have to be hard. If you can use a spreadsheet, you can learn pandas! While its grid-style layouts may remind you of Excel, pandas is far more flexible and powerful. This Python library quickly performs operations on millions of rows, and it interfaces easily with other tools in the Python data ecosystem. It's a perfect way to up your data game.

About the book

Pandas in Action introduces Python-based data analysis using the amazing pandas library. You'll learn to automate repetitive operations and gain deeper insights into your data that would be impractical—or impossible—in Excel. Each chapter is a self-contained tutorial. Realistic downloadable datasets help you learn from the kind of messy data you'll find in the real world.

What's inside

    Organize, group, merge, split, and join datasets

    Find trends in text-based and time-based data

    Sort, filter, pivot, optimize, and draw conclusions

    Apply aggregate operations

About the reader

For readers experienced with spreadsheets and basic Python programming.

About the author

Boris Paskhaver is a software engineer, Agile consultant, and online educator. His programming courses have been taken by 300,000 students across 190 countries.

Table of Contents

PART 1 CORE PANDAS

1 Introducing pandas

2 The Series object

3 Series methods

4 The DataFrame object

5 Filtering a DataFrame

PART 2 APPLIED PANDAS

6 Working with text data

7 MultiIndex DataFrames

8 Reshaping and pivoting

9 The GroupBy object

10 Merging, joining, and concatenating

11 Working with dates and times

12 Imports and exports

13 Configuring pandas

14 Visualization

Hard Copy: Pandas in Action

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Python Coding challenge - Day 127 | What is the output of the following Python Code?

 

The above code sets the variable x to 7 and then checks if x is greater than 5. Since 7 is indeed greater than 5, the indented block of code following the if statement will be executed. In this case, it will print the value 20.

So, if you run this code, the output will be:

20

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Python Coding challenge - Day 126 | What is the output of the following Python Code?

 

The above code defines a dictionary x with integer keys and values that are powers of 2. The list(x.values())[2] extracts the third value from the dictionary's values and prints it. In Python, indexing is 0-based, so the third element has an index of 2.

Let's break it down:

x = {0: 4, 1: 8, 2: 16, 3: 32}

print(list(x.values())[2])

Here, list(x.values()) converts the dictionary values into a list, and then [2] retrieves the third element (index 2) from that list.

So, the output will be 16.

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Introduction to Calculus (Free Courses)

 

There are 5 modules in this course

The focus and themes of the Introduction to Calculus course address the most important foundations for applications of mathematics in science, engineering and commerce. The course emphasises the key ideas and historical motivation for calculus, while at the same time striking a balance between theory and application, leading to a mastery of key threshold concepts in foundational mathematics. 

Students taking Introduction to Calculus will: 

• gain familiarity with key ideas of precalculus, including the manipulation of equations and elementary functions (first two weeks), 

• develop fluency with the preliminary methodology of tangents and limits, and the definition of a derivative (third week),

• develop and practice methods of differential calculus with applications (fourth week),

• develop and practice methods of the integral calculus (fifth week).

Join Free: Introduction to Calculus

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Business Analytics with Excel: Elementary to Advanced (Free Courses)

 

There are 6 modules in this course

A leader in a data driven world requires the knowledge of both data-related (statistical) methods and of appropriate models to use that data. This Business Analytics class focuses on the latter: it introduces students to analytical frameworks used for decision making though Excel modeling. These include Linear and Integer Optimization, Decision Analysis, and Risk modeling. For each methodology students are first exposed to the basic mechanics, and then apply the methodology to real-world business problems using Excel. 

Emphasis will be not on the "how-to" of Excel, but rather on formulating problems, translating those formulations into useful models, optimizing and/or displaying the models, and interpreting results. The course will prepare managers who are comfortable with translating trade-offs into models, understanding the output of the software, and who are appreciative of quantitative approaches to decision making.

Business analytics makes extensive use of data and modeling to drive decision making in organizations. This class focuses on introducing students to analytical frameworks used for decision making to make sense of the data, starting from the basics of Excel and working up to advanced modeling techniques.

Free Course: Business Analytics with Excel: Elementary to Advanced

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What is the output of the following Python code?

 

The given code involves two operations: division (/) and floor division (//) with the variables x and y. Let's see what the output would be: 

x = 8

y = 2

print(x / y)   # Regular division

print(x // y)  # Floor division

Output:

4.0

4

Explanation:

The first print(x / y) performs regular division, resulting in 8 / 2 = 4.0.

The second print(x // y) performs floor division, which discards the decimal part and gives the quotient, resulting in 8 // 2 = 4.

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Python Coding challenge - Day 125 | What is the output of the following Python Code?

 

Code:

a = 5 and 10

b = 5 or 10

c = a + b

print(c * 2)

Answer and Solution:

Let's break down the code with the given logical operations:

a = 5 and 10: The and operator returns the last true operand, or the first false operand. In this case, it evaluates both 5 and 10 and returns 10 because both are considered truthy values. So, a is assigned the value 10.

b = 5 or 10: The or operator returns the first true operand, or the last false operand. In this case, it evaluates 5 and since 5 is considered truthy, b is assigned the value 5.

c = a + b: This line adds the values of a and b (10 + 5) and assigns the result (15) to the variable c.

print(c * 2): This line prints the result of doubling the value of c, which is 15 * 2 = 30.

So, when you run this code, it will output 30.

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Software Developer Career Guide and Interview Preparation

 

What you'll learn

Describe the role of a software engineer and some career path options as well as the prospective opportunities in the field.

Explain how to build a foundation for a job search, including researching job listings, writing a resume, and making a portfolio of work.

Summarize what a candidate can expect during a typical job interview cycle, different types of interviews, and how to prepare for interviews.

Explain how to give an effective interview, including techniques for answering questions and how to make a professional personal presentation.

Join Free : Software Developer Career Guide and Interview Preparation

There are 3 modules in this course

Software engineering professionals are in high demand around the world, and the trend shows no sign of slowing. There are lots of great jobs available, but lots of great candidates too. How can you get the edge in such a competitive field?

This course will prepare you to enter the job market as a great candidate for a software engineering position. It provides practical techniques for creating essential job-seeking materials such as a resume and a portfolio, as well as auxiliary tools like a cover letter and an elevator pitch. You will learn how to find and assess prospective job positions, apply to them, and lay the groundwork for interviewing. 

The course doesn’t stop there, however. You will also get inside tips and steps you can use to perform professionally and effectively at interviews. You will learn how to approach a code challenge and get to practice completing them. Additionally, it provides information about the regular functions and tasks of software engineers, as well as the opportunities of the profession and some options for career development.

You will get guidance from a number of experts in the software industry through the course. They will discuss their own career paths and talk about what they have learned about networking, interviewing, solving coding problems, and fielding other questions you may encounter as a candidate. Let seasoned software development professionals share their experience to help you get ahead and land the job you want.  

This course will prepare learners for roles with a variety of titles, including Software Engineer, Software Developer, Application Developer, Full Stack Developer, Front-End Developer, Back-End Developer, DevOps Engineer, and Mobile App Developer.

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How to Use Python Lambda Functions?

 

1. Simple Arithmetic Operations:

add = lambda x, y: x + y

subtract = lambda x, y: x - y

multiply = lambda x, y: x * y

divide = lambda x, y: x / y

​

print(add(3, 5))        # Output: 8

print(subtract(8, 3))    # Output: 5

print(multiply(4, 6))    # Output: 24

print(divide(10, 2))     # Output: 5.0

​

#clcoding.com

8

5

24

5.0

2. Sorting a List of Tuples :

pairs = [(1, 5), (2, 3), (4, 1), (3, 8)]

sorted_pairs = sorted(pairs, key=lambda x: x[1])

print(sorted_pairs)  # Output: [(4, 1), (2, 3), (1, 5), (3, 8)]

​

#clcoding.com

[(4, 1), (2, 3), (1, 5), (3, 8)]

3. Filtering a List:

numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9]

even_numbers = list(filter(lambda x: x % 2 == 0, numbers))

print(even_numbers)  # Output: [2, 4, 6, 8]

​

#clcoding.com

[2, 4, 6, 8]

4. Mapping a Function to a List:

numbers = [1, 2, 3, 4, 5]

squared_numbers = list(map(lambda x: x**2, numbers))

print(squared_numbers)  # Output: [1, 4, 9, 16, 25]

​

#clcoding.com

[1, 4, 9, 16, 25]

5. Using Lambda with map and filter:

# Doubling each element in a list using map

​

numbers = [1, 2, 3, 4, 5]

doubled_numbers = list(map(lambda x: x * 2, numbers))

print(doubled_numbers)  # Output: [2, 4, 6, 8, 10]

​

# Filtering odd numbers using filter

​

odd_numbers = list(filter(lambda x: x % 2 != 0, numbers))

print(odd_numbers)  # Output: [1, 3, 5]

​

#clcoding.com

[2, 4, 6, 8, 10]

[1, 3, 5]

6. Using Lambda in Key Functions:

# Sorting a list of strings based on the length of each string

words = ['apple', 'banana', 'kiwi', 'orange']

sorted_words = sorted(words, key=lambda x: len(x))

print(sorted_words)  # Output: ['kiwi', 'apple', 'banana', 'orange']

​

#clcoding.com

['kiwi', 'apple', 'banana', 'orange']

7. Creating Functions on the Fly:

# Creating a simple calculator with lambda functions

calculator = {

    'add': lambda x, y: x + y,

    'subtract': lambda x, y: x - y,

    'multiply': lambda x, y: x * y,

    'divide': lambda x, y: x / y,

}

​

result = calculator['multiply'](4, 5)

print(result)  # Output: 20

​

#clcoding.com

20

8. Using Lambda in List Comprehensions:

# Squaring each element in a list using list comprehension

numbers = [1, 2, 3, 4, 5]

squared_numbers = [(lambda x: x**2)(x) for x in numbers]

print(squared_numbers)  # Output: [1, 4, 9, 16, 25]

​

#clcoding.com

[1, 4, 9, 16, 25]

9. Lambda Functions in Higher-Order Functions:

# A higher-order function that takes a function as an argument

def operate_on_numbers(x, y, operation):

    return operation(x, y)

​

# Using a lambda function as an argument

result = operate_on_numbers(10, 5, lambda x, y: x / y)

print(result)  # Output: 2.0

​

#clcoding.com

2.0

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