Python-Course-2025

What Is String Formatting? Instead of manually concatenating strings using operators like +, string formatting offers a more flexible and readable way to handle dynamic strings. It simplifies the process of inserting values into text while ensuring proper alignment, spacing and formatting. Methods of String Formatting in Python Python provides multiple methods for string formatting, … Read more

What Is Try and Except? In Python, the try and except is like a safety mechanism that allows your program to handle mistakes easily without crashing the whole code. We all know, Python faces an error, and the program stops immediately. But the real projects, like apps, websites, and scripts, always need to be run. … Read more

What Is a RegEx? Why We Use RegEx In Python? Normally, we want multiple things in our project, like: We would need long code logic with loops and conditions, but RegEx reduces all that logic into short and readable patterns. How To Work With RegEx In Python? If you want to work with RegEx, you … Read more

What Is a JSON? The JSON stands for “JavaScript Object Notation”, and especially a data format to store and share data between applications. JSON data looks like a Python dictionary, but it is a text-based format that can be easily understood by humans and machines. In Python programming, we use the json module to handle … Read more

What Is the math Module? A math is a special built-in module in Python that gives us advanced mathematical features because normal arithmetic operators can’t perform this. This module has ready-made mathematical tools, so we only import it and start using powerful functions instantly. A math module does the following tasks: In simple words, we … Read more

What Are The Dates? Dates represent real-world calendar values like day, month, year, time, timezone, etc. Python doesn’t automatically understand dates as numbers or strings, so it provides a special module “datetime” to add dates and times in our program. datetime module allows us to can: These topics are essential because we are using dates … Read more

What Are Modules? The module works like a toolbox, which means we keep different tools in one box. Similar to a Python module keeps related code in one file. Why Use Python Modules? How To Create a Python Module A module is created with a .py extension. For example, if you create a file named … Read more

What Is a Scope? A Scope means where you can access a particular variable in your program. In Programming, every variable we create inside some boundary, and that boundary decides two things: You can consider a scope as the rooms in a house. If a variable is created inside the kitchen (inside a function), then … Read more

What Is Python Polymorphism? The word polymorphism originally comes from the Greek language: Python polymorphism means “one action, many works”. It allows a single function, operator, or method to work with multiple objects. Imagine a main switch board in your home, you press one button but: In Python, polymorphism allows you to write code that … Read more

What Is an Iterator? In simple words, whenever we ask for an iterator, it will return the next value every time. An iterator has two important methods: 1) __iter__(): This method will prepare the object to start iterating, and returns the iterator object itself. 2) __next__(): This method returns the next item in the sequence. … Read more