Category: Python

Python, a high-level general-purpose programming language with an emphasis on code readability, was created by Guido van Rossum in the late 1980s and early 1990s. It’s known for its flexibility, simplicity, and is widely used across domains like web development, data analysis, machine learning, artificial intelligence, game development, system administration, and more. Python is beginner-friendly with an interpreter that allows instant feedback during coding.

How to Use sqlite3 in Python: A Basic Guide with Examples

Database Python

March 31, 2024 / April 4, 2024 by admin | Leave a Comment

SQLite is an embedded database engine that allows you to create and manage databases directly from your Python code. It’s lightweight, easy to use and doesn’t require a separate server process. It was created in 2000 by D. Richard Hipp as a replacement for Berkeley DB, which was the most popular embedded database at the […]

Python Logging – A Tutorial with Examples

March 28, 2024 / April 4, 2024 by admin | Leave a Comment

Logging is an important aspect of software development. This applies to Python as well as all other programming languages. It helps developers debug their code by providing information about what happened during execution, including error messages, warnings or other relevant details that can be helpful in debugging. Additionally, logs can track the flow and state […]

Using Langchain RecursiveCharacterTextSplitter

Machine Learning Python

March 5, 2024 / April 4, 2024 by admin | Leave a Comment

Introduction Langchain is a powerful library that offers a range of language processing tools, including text splitting. The RecursiveCharacterTextSplitter is one such tool that divides large texts into smaller chunks based on a specified chunk size and characters. This article will guide you in understanding how to use this splitter effectively. Installation To install the […]

Using LangChain HTMLHeaderTextSplitter

Machine Learning Python

March 4, 2024 / April 4, 2024 by admin | Leave a Comment

The LangChain HTMLHeaderTextSplitter is a text splitter that splits a complete LangChain document into smaller parts. LangChain’s Documents are loaded using the LangChain document loader. However, the texts are completely available. In this format, they are often too long and, for certain use cases, contain too much information that does not quite fit into the […]

Decorators in Python with Examples

March 2, 2024 / April 4, 2024 by admin | Leave a Comment

Decorators in Python are a powerful feature that allows us to modify the behavior of functions or classes. They allow us to wrap another function in order to extend the behavior of the wrapped function, without permanently modifying it. In this article, we will explore decorators and their usage for profiling and logging. What is […]

Python Static Methods with Examples

March 1, 2024 / April 4, 2024 by admin | Leave a Comment

Static methods in Python are methods that belong to a class rather than an instance of the class. They can be called on either an instance or the class itself, and they do not have access to any instance-specific data (they cannot modify object state). Definition and Syntax In Python, static methods are defined using […]

Mocking in Python Unit Testing with unittest

February 23, 2024 / April 4, 2024 by admin | Leave a Comment

Mocking in Python is a powerful technique used in unit testing to isolate the code being tested from its dependencies. It allows us to simulate the behavior of complex, real (non-deterministic) systems in order to test our code in isolation. In this article, we will discuss how to use mocks with unittest in Python for […]

TDD for Python with unittest – A Tutorial

February 20, 2024 / April 4, 2024 by admin | Leave a Comment

Introduction Test-driven development (TDD) is an approach where you write tests before writing your actual code. The idea behind TDD is to ensure that all the units in your application are working as expected, and it helps in maintaining high quality code. In Python, we can use a testing framework like unittest or pytest for […]

How to Use break in Python Loops with Examples

Python Python Basics

February 19, 2024 / April 4, 2024 by admin | Leave a Comment

In programming, we often need to control the flow of our code based on certain conditions. One such condition is when we want to exit a loop prematurely. This can be achieved using the break statement. In this blog post, I will explain how to use break with both for and while loops in Python. […]

How to Use continue in Python for and while Loops

Python Python Basics

February 18, 2024 / April 4, 2024 by admin | Leave a Comment

In programming, the continue statement is used to skip the rest of the code inside a loop for the current iteration only. It then continues with the next iteration of the loop. This can be very useful when you want to bypass some specific conditions during your loops. Using continue in Python for Loop The […]

Modular Website Scraper: Crawling Websites with Python

February 12, 2024 / April 4, 2024 by admin | Leave a Comment

Introduction Website scraping or crawling is an automated method used to extract large amounts of data from websites. It’s a useful tool when you want to gather information from the internet programmatically, which can be used for various purposes such as market research, price monitoring, and more. In this blog post, we will discuss how […]

Beautiful Soup: Types of Selectors with Examples

February 10, 2024 / April 4, 2024 by admin | Leave a Comment

In BeautifulSoup, selectors are used for navigating the parse tree of an HTML document. They allow you to specify exactly which elements you want to extract from the page. There are several types of selectors available in BeautifulSoup: Prerequisites As this is an advanced Python application, the following blog articles are helpful: Python Basics Tutorials […]

Python Website Scraping: Automatic Selector Identification

February 9, 2024 / April 4, 2024 by admin | Leave a Comment

The use cases for extracting content from a website are diverse. Extracting content from a website is primarily used for data analysis, search engine indexing, competition analysis, lead generation or content aggregation. Websites themselves are realized with HTML. HTML is a tree-based language that uses tags to structure content. This means that it represents a […]

Beautiful Soup: A Python Library for Web Scraping

February 7, 2024 / April 4, 2024 by admin | Leave a Comment

Beautiful Soup is a Python library for extracting data from XML and HTML files. It creates a parse tree from the page’s source code, which can be used to extract the data in a hierarchical and readable manner. Introduction Beautiful Soup is a Python library for pulling data out of HTML and XML files. It […]

List of tutorials for Python beginners in 2024

February 5, 2024 / April 4, 2024 by admin | Leave a Comment

This list includes our blog articles that are perfect for those who are just starting out with learning Python. Each article provides valuable information and examples to help you understand different concepts of this popular programming language. Why Choose Python? Understand why Python is an excellent choice as your first or next programming language, its […]

Python Math & Random Module: Usage and Examples

February 4, 2024 / April 4, 2024 by admin | Leave a Comment

Python’s math module is a powerful tool that provides mathematical functions for various operations, including trigonometry, logarithms, factorials, etc. It’s an essential part of any Python developer’s toolkit and understanding it can greatly enhance their programming skills. Importing the Math Module Before you start using math functions, you need to import the math module in […]

Python Datetime: A Quick Tutorial with Examples

February 3, 2024 / April 4, 2024 by admin | Leave a Comment

Python’s datetime module is an essential tool for handling dates and times in your code. It provides classes to work with date, time, and even more complex objects like timedelta (a duration of time). This guide will cover the basics of using Python’s datetime module. Understanding Datetime Objects The datetime object represents a single point […]

Python Operators: Arithmetic, Comparison, Logical Operators

Python Python Basics

January 30, 2024 / April 4, 2024 by admin | Leave a Comment

In this article, we will show some basic aspects of arithmetic operators, assignment operators, comparison operators, bitwise operators, identity operators, membership operators, logical operators and more in Python. Overview Operator Type Example Usage Description Arithmetic Operators + (Addition), - (Subtraction), * (Multiplication), / (Division), % (Modulus) Perform basic mathematical operations. Comparison Operators == (Equal to), […]

Ollama Python Library – Tutorial with Examples

Large Language Models Python

January 29, 2024 / April 4, 2024 by admin | Leave a Comment

The Ollama Python library provides a simple interface to Ollama models. For this purpose, the Ollama Python library uses the Ollama REST API, which allows interaction with different models from the Ollama language model library. Almost all functions provided by the REST API are also provided by the library. It is structured in such a […]

Handling XML with Python: A Tutorial with Examples

January 25, 2024 / April 4, 2024 by admin | Leave a Comment

Introduction to XML and its Importance XML is a commonly used format for storing and exchanging data between different systems. It provides a flexible way of structuring information, making it an ideal choice for various applications such as web services, configuration files, and data interchange. In this article, we will explore how Python can be […]

Handling JSON Data with Python: A Tutorial

Python Serialization Formats

January 24, 2024 / April 4, 2024 by admin | Leave a Comment

Introduction to JSON and Python JSON is a lightweight data format that is simple for humans to read and write, and easy for machines to parse and generate.. It is widely used in web development, APIs, and data storage due to its simplicity and flexibility. Python, on the other hand, is a high-level programming language […]

Mastering Python YAML Handling with Examples

Python Serialization Formats

January 23, 2024 / April 4, 2024 by admin | Leave a Comment

Introduction YAML (Yet Another Markup Language) is a human-readable data standard for serializing data that provides an easy way to store and transfer structured data between systems. In this article, we will explore the basics of working with YAML files in Python, including reading, writing, and manipulating YAML data using popular libraries such as PyYAML […]

Python Sets: A Comprehensive Guide with Python Set Examples

January 22, 2024 / April 4, 2024 by admin | Leave a Comment

A set is one of the fundamental data structures in computer science, used to store a collection of distinct elements without any particular order. In this article, we will explore sets, their properties, and how they can be implemented using Python. Introduction to Sets In Python, sets are built-in data types that can hold any […]

Writing Comments in Python: Best Practices and Examples

Python Python Basics

January 19, 2024 / April 4, 2024 by admin | Leave a Comment

What are Comments? As an essential part of any programming language, comments play a crucial role in making code more readable, understandable, and maintainable. In this article, we will discuss the importance of writing comments in Python, various comment types, and provide examples to help you incorporate them into your own projects. A comment is […]