Remove Trailing Zeros from Decimal in Python

How to remove all the trailing zeros from a decimal using a for loop in Python

I was working on a financial reporting project for a client in the USA, and I ran into a common formatting issue. The numbers in my report appeared to be 45.6000 or 120.000. At first glance, this might not seem like a big deal. But when you’re preparing reports for stakeholders, clean and precise formatting … Read more >>

Remove Decimal Numbers in Python

Remove decimal numbers using int() function in Python

When I started working with financial data in Python, I often needed to remove decimal numbers from values. For example, when processing sales reports from different states in the USA, I had to clean up amounts like 1234.56 into 1234. At first, I thought there was just one way to do it. But with more … Read more >>

Increment and Decrement Operators in Python

increment in python

Recently, I was working on a project where I had to manage counters in a simulation model. Coming from a C++ background, I instinctively typed i++, only to realize Python doesn’t support it. This got me thinking: many beginners who switch to Python from other languages face the same confusion. In Python, there are no … Read more >>

SyntaxError: Invalid Character in Identifier in Python

invalid character in identifier

While reviewing a client’s automation script, I ran into an error that read: At first glance, it looked confusing because the code seemed fine. However, after digging deeper, I realized the issue was caused by hidden or invalid characters in the script. If you’ve been coding in Python long enough, you’ll likely face this error … Read more >>

How to Check if an Object is Iterable in Python

How to check if an object is iterable in Python

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 >>

Sort a List of Lists in Python

How to sort a list of lists in Python

Recently, I was working on a project where I had to organize student test scores stored in a list of lists. Each sublist contained the student’s name and score. At first, I thought sorting this kind of nested list would be tricky. But after experimenting with Python’s built-in functions, I realized there are several simple … Read more >>

How to Capitalize Alternate Letters in a String in Python

Alternate the case of each letter in a given string in Python

When I was working on a text formatting project, I needed to make strings look “stylized” by capitalizing every alternate letter. At first, I thought Python might have a built-in function for this. But soon, I realized I needed to use a combination of string methods, slicing, and loops to achieve it. In this tutorial, … Read more >>

How to Get the First and Last Digit of a Number in Python

Get the first and last digit of a number in Python: Command Prompt output of a function tested on positive, negative and large numbers

To get the last digit of a number in Python, use the modulo operator: number % 10. To get the first digit of a number in Python, convert it to a string and take the first character: int(str(number)[0]). Both work for any size of integer; use abs() first if the number can be negative. This … Read more >>

How to Remove NaN Values from a List in Python

How to remove nan from a list in python

While cleaning a dataset for a project, I ran into an issue where my Python list had a mix of numbers and NaN values. If you’ve worked with real-world data in the US, say, sales reports, healthcare data, or survey results, you know how common missing values can be. The problem is simple: NaN (Not … Read more >>