Michelle Gallagher 
Variables can be local or global, but as a Python developer, you should know the scope of the variable before using it. In this tutorial, I will explain how to check if a variable is global in Python with examples and complete code. To check if a variable is global in Python, you can use … Read more
When working with dates and times in Python, it is always best programming practice to check that the variables are of the correct type. The datetime module in Python provides classes for manipulating dates and times. In this tutorial, we’ll discuss various methods to check if a variable is of type datetime.datetime with examples. To … Read more
When developing in Python, verifying whether a variable is a number is often necessary. Python provides several ways to check if a variable is a number. In this tutorial, I will show you different methods to check if a variable is a number in Python, along with examples and complete code. To check if a … Read more
While working on a machine learning application, I got a requirement to check if a variable is a float in Python. There are different methods to do this. In this tutorial, I will show you each method with examples of checking a variable type is float in Python. To check if a variable is a … Read more
Someone from the New York Python user group asked me how to check if the variable type is boolean in Python. There are a few methods to check it easily. In this tutorial, let me show you how with different examples, starting with a basic one and ending with an advanced one. To check if … Read more
Recently, while I was giving a Python session at the New York local user group, someone asked me how to check if the variable type is string in Python. I explained to them different methods with examples. In this tutorial, I will show you how to check type of variable is string in Python. To … Read more
Recently, a Python developer pinged me on LinkedIn to ask for a solution to an error she was getting while trying to check the type of a Python variable. I suggested different methods for this. In this tutorial, I will show you various methods to check the type of a variable in Python with examples … Read more
I was working with a program where I used some Python variables. I need to check if the variable is None. In this tutorial, I will show you various methods to check if a variable is None in Python, using detailed examples. To check if a variable is None in Python, the most Pythonic way is to … Read more
Recently, someone asked me about constant variables in Python. I explained with examples. When developing software, it’s often necessary to use values that remain unchanged throughout the execution of the program. These values are known as constants. While Python does not have built-in constant types like some other programming languages, you can still create and … Read more
When writing Python code, it’s essential to ensure that variables are defined before using them. This helps avoid runtime errors and makes the code more robust. In this tutorial, I will show you various methods to check if a variable is defined in Python, using examples. To check if a variable is defined in Python, … Read more