While working on a data processing script, I needed to loop through a list of customer records. The issue was, I wasn’t sure if the object I received from an API was even iterable. If you’ve been coding in Python for a while, you’ve probably run into the same problem. Sometimes, you expect a list … Read more >>
Preparing for a PyTorch interview can feel challenging, especially with so many technical topics to review. This article offers a structured way to study the core concepts, from tensor operations to advanced features like autograd and model optimization. It helps anyone strengthen their understanding of PyTorch fundamentals and demonstrate practical knowledge in real interview situations. … Read more >>
If you’ve ever run a Python script and hit this error: NameError: name ‘raw_input’ is not defined — You’re in the right place. That error means you’re using Python 3, and raw_input was removed in Python 3. Don’t worry, though. The fix is simple, and I’ll walk you through everything you need to know in this guide. … Read more >>
To check if a variable is None in Python, use the identity operator: if x is None:. To check that it is not None, use if x is not None:. Do not use == None or if not x for this: the first can be fooled by objects with a custom __eq__, and the second … Read more >>
Recently in a Python webinar, the topic of discussion was how to use Python type hint tuples for more robust code. In this article, I will share the results of research and experiments that I did to find the solution to the above topic with suitable examples and screenshots of executed example code. Type Hint … Read more >>
As a Python developer working on various projects for my clients, I encountered a scenario where I faced a TypeError: ‘tuple’ object is not callable. Then, I researched this topic to solve the error, and I found several ways to accomplish this task. In this article, I will explain how to fix the TypeError: ‘ tuple’ object … Read more >>
In this tutorial, I will explain how to find the index of the maximum value in a list using Python. As a data scientist working with large datasets of U.S. census data, I recently encountered a scenario where I needed to locate the position of the highest value within a list. Python provides several ways … Read more >>
When I first started working with Python lists more than a decade ago, one of the most confusing things I faced was appending one list to another. Over the years, I’ve learned multiple ways to append one list to another in Python without nesting. In this tutorial, I’ll walk you through these methods step by … Read more >>
I was working on a Python project where I had to add several items to a shopping cart list at once. The challenge was simple, but I realized there are multiple ways to insert multiple elements into a Python list. Since I have been using Python for more than 10 years, I’ll walk you through … Read more >>
Unpacking a tuple in Python means extracting its values and assigning them to individual variables in a single, clean statement. Instead of accessing elements one by one using index notation like data[0], data[1], unpacking lets you do it all at once, making your code shorter, more readable, and more Pythonic. In one line: a, b, c = (1, … Read more >>