Shubham SayonSummary: You can run multiple versions of Python on Windows using one of the following methods: Using entire path to execute the code. Creating A Shortcut or Symbolic Link to the executable files. Using Pylauncher: Use Shebang (#) in The Script Run Pylauncher Command Using Virtual Environments. ➠ Problem Formulation: You might have two versions … Read more
Whether you are a beginner or a professional, dictionaries are an integral part of your programming journey, especially if you are coding in Python. Python dictionaries are all about key-value pairs which help you to perform your task. There are restrictions on dictionary keys, but values have none. Literally, anything can be a value. As … Read more
You can modify a text file in Python using one of the following methods:
1. Using The seek() Method.
2. Using The fileinput Module.
3. Using The splitlines() Method.
4. Using the regex module and the
split() and insert() methods.
A Quick Introduction To Tuples Python consists of 4 built-in data types that are used to store collections of data. These data types are: List Set Dictionary Tuple A tuple allows you to store multiple items within a single variable. Hence, it is a collection that is ordered and unchangeable/immutable. Also, tuples are heterogeneous as … Read more
Problem: Given a string; how to split/cut the string and extract the required characters? In this article, we will be discussing some interesting scenarios which allow us to split or cut a string and extract the necessary portion of the string that we need. Let us dive into each example/scenario and have a look at … Read more
Summary: To iterate over the dictionary items in random order get the list of items in a tuple with .items() or get the list of keys with .keys() or extract the values in a list using .values() , then shuffle and iterate through this list using the shuffle() method of the random module. Problem: Given a … Read more
In this article we are going to discuss one of the most commonly searched questions by Python enthusiasts, i.e., How To Run A File In The IPython Console As Default Instead Of Terminal? #Note Problem Statement Suppose you have started a new project in PyCharm and you have installed and selected Anaconda python.exe as the … Read more
Summary: One of the following methods can be used to check if a list is empty :- Method 1: Using isinstance() With any() Method 2: Using isinstance() And len() Methods Within For Loop Problem: Given a list; how to check if it is nested or not? Considering that you have a list such that it is nested at … Read more
Summary: NoneType attribute error occurs when the type of object being referenced is None. To handle this error you can either use the try-except blocks or you may also use if-else statements according to your requirement. In this article, you will learn about attribute errors with the help of numerous scenarios/examples where you come across … Read more
Summary: Download get-pip.py file in the desired folder ➨ Open command prompt and navigate to the location of the downloaded file and install PIP using the following command : python get-pip.py Overview pip is a package management tool in Python that allows us to install and manage external Python libraries and dependencies that are not … Read more
Introduction Regression is a supervised learning technique that defines the relationship between a dependent variable and the independent variable(s). Regression models describe the relationship between the dependent and independent variables using a fitting line. In the case of linear regression models, this is a straight line while in the case of logistic and nonlinear regression models a … Read more
Machine Learning algorithms can be majorly classified into four types: Supervised Learning Unsupervised Learning Semi-supervised Learning Reinforcement Learning In this article we will dive into supervised and unsupervised learning. Introduction to Supervised Learning In supervised learning, a sample labeled data is fed to the machine learning model to train it, based on which it predicts … Read more