Data Analytics and Video Tutorials
A way to group information that can be referenced in a program.
In a recent post, we discussed arrays and what they mean and how they differ from lists. When you have a list in an array, one of the things that you need to define is what data type it is. If you don’t then the array will throw the error that you are on this…
Read More “TypeError: Array() Argument 1 Must Be A Unicode Character, Not List” »
In our recent blog posting How to Pass a Javascript Variable to Python using JSON, we demonstrated how to easily use AJAX to pass whatever data you wanted and then manipulate it with Python. In this blog posting, we are going to show how to do this the other way around. The scenario is that…
Have you ever been faced with a situation where you have multiple lists you want to compare, and need a function that will read them in and show you what is different between them all? In this scenario, this can be handy where you have large data sets and need a quick way to find…
Read More “How to pass multiple lists to a function and compare” »
Python arrays are used to manage how data is analysed and have the data in a structured form for the data analyst or data scientist to use. What is an Array? An array has the following properties: The data in it is of the same data type. The data is stored as contiguous memory locations,…
So you have numerous different automation projects in Python. In order to ensure a clean and smooth straight-through processing, checks need to be made to ensure what was received is in the right format. Most but not all files used in an automated process will be in the CSV format. It is important there that…
Read More “How to Compare Column Headers in CSV to a List in Python” »
Are you working with lists and getting the error IndexError: list index out of range while using Python? There is a very simple explanation to this, and its fix is very easy. First of all lets understand what is going on with the list. Lists and their index values In the below list, we have…
Ever had a process where you received a set of data, and it took a bit of effort to cleanse the data, so it looks the way you want it? The world of data processing and data exchanged between servers and organisations needs careful attention, one person’s idea of clean data might not be other…
Following on from our post on how to use Python lists have you ever wondered how to sort lists for your Python project? Our latest video on lists will go through some of the techniques available so that you can get an idea of how to structure your data and sort. Getting to understand how…
Python lists are used extensively in projects, as a result it is important to understand their structure. Some of the things they can be used for: Lookup values for comparisons. Passing data to them to store to be referenced elsewhere. As part of a loop, store values that have been found through the loop logic….