Want to learn Python? Check out all the Python tutorials on PythonGuides.com. All these tutorials are written by Python experts with practical and real examples. Talk with our experts if you still have questions.
Recently, while cleaning up some text data for a project, I ran into a common issue: I had to remove a specific substring from strings, but only if that substring existed. At first, I thought there might be a built-in function for this, but Python doesn’t have a single “remove substring if exists” method. Instead, … Read more >>
Recently, I was working on a Python project where I had to process survey data collected from employees across different states in the USA. The responses included yes/no answers, which were stored as Boolean values (True or False). The challenge was that I needed to perform calculations, and Booleans don’t work directly in mathematical operations. … Read more >>
I was working on a client project where I needed to extract data from a set of PDF reports and share them in Word format. The challenge was that the reports were only available in PDF, and manually copying the content into Word was taking hours. That’s when I decided to automate the process using … Read more >>
When I was working on a project where I needed to export lists of sales records into a CSV file for easy sharing with colleagues. The challenge was simple: I had my data in Python lists, but I wanted it in a format that Excel and Google Sheets could open instantly. After trying a few … Read more >>
I started coding in Python more than 10 years ago, and one of the simplest yet most efficient data structures I relied on was the dictionary. Dictionaries in Python are flexible, fast, and perfect for storing key-value pairs. But before you can fill them with data, you often need to start with an empty one. … Read more >>
I was working on a project where I had to compare two large dictionaries in Python. These dictionaries contained employee records from different departments, and I needed to quickly check if they were the same. At first, I thought it would be as simple as comparing two Python lists, but dictionaries are unordered collections, so … Read more >>
Recently, I was working on a project where I had to repeatedly check values from a database until a condition was met. The challenge was that I needed to assign values inside the loop while still controlling the exit condition. That’s when I realized that many Python beginners struggle with using while loops with assignment.So … Read more >>
When I first started working with Python dictionaries, I often needed to create a copy but exclude one or two keys. At first, I thought Python would have a built-in method for this. However, just as in Excel, where you sometimes need a workaround, in Python, you also need to employ different techniques. Over the … Read more >>
When I was working on a project where I had to clean up user IDs in a database. Some IDs had unwanted characters at specific positions. The challenge was simple: remove a character from a string at a given index. Since Python strings are immutable, we cannot directly delete characters. But with a few tricks, … Read more >>
I was working on a project where I had to clean up messy text data coming from customer feedback forms. Some of these strings contained numbers mixed with words, and I specifically needed to get last number in Python string. At first, I thought there would be a built-in function, but there isn’t. So, I … Read more >>
Download a FREE PDF (112 Pages) Containing 51 Useful Python Programs.
Download a FREE PDF on how to become a Python developer.