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Natural Language Processing (NLP) with NLTK and spaCy: A Complete Guide

Table of Contents Introduction What is Natural Language Processing (NLP)? NLTK (Natural Language Toolkit) Overview Installation and Setup Text Processing with NLTK Tokenization, Lemmatization, and POS Tagging NLTK Use Cases Example of...

Automating Excel, PDF, and Word with Python: A Comprehensive Guide

Table of Contents Introduction Automating Excel with Python Reading and Writing Excel Files with openpyxl Manipulating Excel Files with pandas Example: Creating and Editing Excel Files Automating PDF with Python Working...

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Contract Programming with Python: A Deep Dive into Design by Contract

Table of Contents Introduction to Contract Programming What is Design by Contract? Contract Programming in Python Python’s assert Statement Using pydantic for Data Validation Third-Party Libraries for Contract Programming Benefits of...

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Property-Based Testing with Hypothesis: A Comprehensive Guide to Automating Tests in Python

Table of Contents What is Property-Based Testing? The Problem with Traditional Testing Introduction to Hypothesis for Python How Hypothesis Works Setting Up Hypothesis Basic Example of Property-Based Testing More Complex Test...

Static Code Analysis and Linters (Pylint, MyPy) in Python: A Comprehensive Guide

Table of Contents Introduction What is Static Code Analysis? Why Use Linters in Python? Overview of Popular Linters: Pylint and MyPy Pylint: Features and Benefits MyPy: Type Checking in Python How...

Debugging with pdb and ipdb: A Complete Guide for Python Developers

Table of Contents Introduction What is Debugging Why Manual Debugging Falls Short Introduction to pdb (Python Debugger) Key Features of pdb Basic Commands of pdb Using pdb in Scripts Example: Debugging a...

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Using Celery for Asynchronous Task Queues in Python

Table of Contents Introduction to Asynchronous Tasks What is Celery? Core Concepts in Celery Setting Up Celery Example: Basic Celery Task Running Celery Workers and Sending Tasks Celery with Flask Integration Celery...

WebSocket Basics and Real-time Apps with FastAPI

Table of Contents Introduction to Real-time Communication What are WebSockets? HTTP vs WebSocket: Key Differences How WebSockets Work Introduction to FastAPI and WebSocket Support Setting Up FastAPI with WebSockets Example: Basic...

Session Management, Cookies, and Building Secure Web Apps in Python

Table of Contents Introduction to Sessions and Cookies What is a Session? What are Cookies? Sessions vs Cookies: Key Differences Managing Sessions in Flask Secure Cookie Handling Best Practices Common Session...

OAuth and JWT Authentication Basics in Python APIs

Table of Contents Introduction to Authentication What is OAuth? OAuth 2.0 Core Concepts OAuth 2.0 Grant Types What is JWT (JSON Web Token)? JWT Structure Explained How OAuth and JWT Work...

Introduction to FastAPI (Modern APIs in Python)

Table of Contents Introduction to FastAPI Why Choose FastAPI? Core Features of FastAPI Prerequisites for Learning FastAPI Installing FastAPI and Uvicorn Your First FastAPI Application Understanding Request Handling in FastAPI Auto-Documentation with...

Building REST APIs with Flask: A Step-by-Step Guide

Table of Contents Introduction to REST APIs What is Flask? Why Use Flask for Building REST APIs? Setting Up Flask for REST API Development Creating Your First API Endpoint HTTP...

Jinja2 Templating in Flask: A Comprehensive Guide

Table of Contents Introduction to Jinja2 What is Templating in Flask? Why Use Jinja2 in Flask? Setting Up Jinja2 with Flask Basic Syntax of Jinja2 Using Variables in Templates Control Structures...

Introduction to Flask and Building Your First Web Application

Table of Contents Introduction What is Flask? Why Choose Flask? Setting Up the Environment Installing Flask Your First Flask Web Application Understanding the Code Running and Testing Your Flask App Common Errors and...

Data Integrity, Transactions, and Connection Pooling in Python

Table of Contents Introduction What is Data Integrity? Ensuring Data Integrity in Python Applications What are Database Transactions? ACID Properties Using Transactions in Python (SQLite, PostgreSQL) Connection Pooling Why is Connection Pooling...

Building Mini-Applications Using Databases: A Complete Guide for Python Developers

Table of Contents Introduction Why Build Mini-Applications? Setting Up the Environment Project 1: Simple To-Do List App (SQLite) Project Structure Database Schema CRUD Operations Sample Code Project 2: Contact Manager App (PostgreSQL) Project Structure Database...

Using ORM with SQLAlchemy: Complete Beginner to Advanced Guide

Table of Contents Introduction What is an ORM and Why Use It? Introduction to SQLAlchemy Installing SQLAlchemy Setting Up a Database with SQLAlchemy Core Concepts of SQLAlchemy ORM Declarative Base Mapping Classes...

MongoDB Integration with PyMongo: Complete Beginner to Advanced Guide

Table of Contents Introduction Why MongoDB for Python Applications? What is PyMongo? Installing PyMongo Connecting to a MongoDB Database Creating Databases and Collections CRUD Operations in MongoDB using PyMongo Inserting Documents Querying Documents Updating...