Michelle Gallagher 
While discussing the basic topics in Python, a member asked about printing a new line after a variable. There are various methods to do this. In this tutorial, I will explain various methods to print a new line after a variable in Python with real examples. To print a new line after a variable in … Read more
Someone asked me in the New York Python user group how to insert variables into strings in Python. In this tutorial, I will explain how to insert variables into strings in Python using different methods and provide examples. To insert variables into strings in Python using the % operator, you can use placeholders like %s for strings … Read more
Recently, someone asked me how to set a variable to null in Python. There are various methods to do this. In this tutorial, I will show you how to set a variable to null in Python with examples. To set a variable to null in Python, you simply assign it the value None. This is … Read more
One of my team members recently wanted to check if a variable is null in Python. I suggested different methods. In this tutorial, I will show you how to check if a variable is Null in Python using different methods with examples. What is Null in Python? In Python, None is a special constant representing … Read more
Are you wondering how to change the value of a variable in Python? Let me tell you everything about it. In this tutorial, I will show you different methods to change the value of a variable in Python with examples and complete code. To change the value of a variable in Python using the direct … Read more
One of my team members recently got a requirement while doing some Python programming: to declare a variable without assigning a value. I suggested multiple methods. In this tutorial, I will show you different methods to declare a variable without assigning a value in Python with examples. In Python, you can declare a variable without … Read more
Recently, a New York Python user group member asked me about using global variables in Python classes. In this tutorial, I will explain how to use global variables in Python classes with examples. I will provide practical examples of how to declare, access, change, pass, and set global variables in Python classes. Declare a Global … Read more
Today, I will discuss an interesting topic someone asked me about in a training group. I will show you how to access a local variable outside its function without using the global keyword. We will understand the concept of variable scope in Python, explain why accessing local variables outside their function is generally discouraged, and … Read more
Recently, I was working in a Python program where I needed to check if a global variable is defined. Python provides various methods to check it. In this tutorial, I will show you different methods to check if a global variable is defined in Python, with examples and complete code. To check if a global … Read more
When working with global variables in Python, you should check if a global variable is initialized before using it. This is particularly important in larger applications where multiple functions and modules interact with each other. In this tutorial, I will explain how to check if a global variable is initialized in Python, using examples that … Read more