What Is i + 1 In Python?
How do you increase a variable by one in Python? In other popular programming languages to increment a variable by one you can use the simple increment syntax of ++, …
Python
Python is a great language to get started with and one that you can operational with quite quickly, especially if you have to deal with data in your line of work.
I have been able to use Python to help wrangle through CSV files, fetch data remotely from the web using the famous requests library, and do some database operations.
Python has a REPL feature that can help you tinker with the code and quickly test the syntax as you learn. There are many helpful resources, and some of the posts below are things I’ve learned (and am still learning!) along the way, hopefully they can help assist you in your journey too.
Transpose A List Of Lists: Python Examples, No Imports
When using a spreadsheet it can be as easy as using the TRANSPOSE function on a range to transform the rows and columns into columns and rows, but how do …
How To Create A List With Values: Python Code (Examples, One-Liners, No Imports)
You can construct a list in a certain number of ways as detailed in the Python documentation. The most popular I use the most is by defining my list variables …
Remove Multiple Items From List By Index: Python (Examples, No Imports, One-Liners)
To remove an individual item from a list in Python you can use either a list method or the del statement, both approaches mutate the original list – meaning the …
Sort List By String Length: Python Code Examples (No Imports)
To sort a list of strings according to their length, use a lambda function on the key parameter with the lambda function using the len function on each element. This …
Python: Empty String To INT
To convert a string to an integer you use the handy int() function. For example, if you have a string such as “79” and you insert this like so into …
How To Flatten A List Of Lists In Python (Examples & No Imports)
Recently, I had an exercise where I needed to flatten a two-dimensional list down to just one dimension, something where I needed the result to be like this: There were …
Is A List A Data Type?
In Python there is a handy function to determine the data type of any variable, and it is aptly called type(). This function can help to assess whether a variable …
Python For Loop One Liner With IF Conditions [Code Examples]
There have been times when I wanted to perform a simple for-loop filter operation on a list, and I’ve often wondered if there’s a quick and simple way to do …
Python: Get Average Of Two Dimensional List – No Imports [Code Examples]
In my previous article where I found the average of a list in Python without using imports, in this article I want to expand how you could apply the same …
Python 2D List Sort By Multiple Columns – Code Examples & No Imports [One Liners]
How do you sort a two-dimensional list in Python easily without importing libraries? Thankfully, there are some native functions in Python which make sorting lists a breeze. I recently had …
Python: Average Of List Of Numbers – Without Imports [One-Liner]
How do you calculate the simple average of a list of numbers in Python, without needing to import any libraries? Unfortunately, there’s no native average or avg function in Python …
Is Word In String? Python One-Liner & Custom Function
Recently, I had an issue where I wanted to exclude strings from a list if they contained a certain word. I thought I could use the following common code familiar …
Sort List By Dict Values – Python [One-Liner]
Moving on from my previous post where I was sorting a list after the second element on, I now needed to sort the list of dictionaries by their values. If …
Sort List Second Element On – Python [One-Liner]
I had a recent need while programming in Python where I needed to sort after the second element onwards. I was outputting a CSV file from a List[Dict] and I …
Reverse Order Of List In Python Without For Loops (Examples, One-Liners, No Imports)
There have been times when after creating a list in Python I’ve wanted to sort a list and then have the list reversed from ascending to descending. To reverse the …
How To Remove Characters From A String In Python (Examples, No Imports)
How many ways can you skin a string? In this article we will look at several ways to remove a character from a string using Python.
Check Broken Links On Website Without Using Scrapy
After moving my blog to Hugo and then back to WordPress, I knew there would be a few broken links on my website. The question I asked myself was: How …
