Tag: Python

How to Read an Excel File in Python (w/ 21 Code Examples)

Microsoft Excel is one of the most powerful spreadsheet software applications in the world, and it has become critical in all business processes. Companies across the world, both big and small, are using Microsoft Excel to store, organize, analyze, and visualize data. As a data professional, when you combine Python with Excel, you create a […]

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Data Types in Python (A Simple Beginner’s Guide)

Python implements built-in data types, so programmers need to know their options — and when to use each one Python is an object-oriented language, and everything in it is an object. Each object is a specific type, and a class defines each type — this is the definition of a data type in Python. When […]

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Multithreading in Python: The Ultimate Guide (with Coding Examples)

In this tutorial, we’ll show you how to achieve parallelism in your code by using multithreading techniques in Python. "Parallelism," "multithreading"— what do these terms mean, and how do they relate? We’ll answer all your questions in this tutorial, including the following: What’s concurrency? What’s the difference between concurrency and parallelism? What’s the difference between […]

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How to Learn Python for Data Science in 5 Steps

Interested in how to learn Python for data science? It’s not as hard as you think! Here’s a clear roadmap for learning Python programming and other data science skills.

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Python vs. Anaconda — What’s the Difference?

What are the key differences between Python and Anaconda? Here’s what you need to know. Python is a multi-purpose programming language used in everything from from machine learning to web design. It uses pip (a recursive acronym for "Pip Installs Packages" or "Pip Installs Python") as its package manager to automate installation, update, and package […]

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How to Install PIP on Windows: A Simple Guide with Screenshots (2022)

In this tutorial, we will identify PIP for Python, when we use it, how to install it, how to check its version, how to configure it on Windows, and how to upgrade (or downgrade) it. What Is PIP for Python? PIP stands for "PIP Installs Packages", which is a recursive acronym (the one that refers […]

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Python Datetime: A Simple Guide with 39 Code Examples (2022)

You may already be familiar with various data types in Python like integers, floats, strings, etc. However, sometimes when you’re developing a script or a machine learning algorithm, you should use dates and times. In everyday life, we can represent dates and times in many different formats, for example, July 4, March 8, 2022, 22:00, […]

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Python Math Module Guide (22 Examples and 18 Functions)

Using The math Module in Python math is a built-in module in the Python 3 standard library that provides standard mathematical constants and functions. You can use the math module to perform various mathematical calculations, such as numeric, trigonometric, logarithmic, and exponential calculations. This tutorial will explore the common constants and functions implemented in the […]

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Python Strings: An In-Depth Tutorial (55+ Code Examples)

Data types help us categorize data items. They determine the kinds of operations that we can perform on a data item. In Python, the common standard data types include numbers, string, list, tuple, boolean, set, and dictionary. In this tutorial, we’ll focus on the string data type. We will discuss how to declare the string […]

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Tutorial: How to Easily Read Files in Python (Text, CSV, JSON)

Reading Files with Python Files are everywhere: on computers, mobile devices, and across the cloud. Working with files is essential for every programmer, regardless of which programming language you’re using. File handling is a mechanism for creating a file, writing data, and reading data from it. The good news is that Python is enriched with […]

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Learner Spotlight — Dilara Karabey

Meet Dilara, who only wanted to sharpen her Python skills by learning with “Data Analyst in Python” career path but ended up landing a job as a Data Scientist, Web & CRO Analyst at Perfist! Things turned out pretty well for someone who was anxious and struggling with imposter syndrome before getting started. 1. First, […]

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Python Dictionaries: A Comprehensive Tutorial (with 52 Code Examples)

What Is a Dictionary in Python? A Python dictionary is a data structure that allows us to easily write very efficient code. In many other languages, this data structure is called a hash table because its keys are hashable. We’ll understand in a bit what this means. A Python dictionary is a collection of key:value […]

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Python Tuples: A Step-by-Step Tutorial (with 14 Code Examples)

When working with data collections, we occasionally encounter situations where we want to ensure it’s impossible to change the sequence of objects after creation. For instance, when reading data from a database in Python, we can represent each table record as an ordered and unchangeable sequence of objects since we don’t need to alter the […]

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DateTime in Pandas: A Simple Guide for Beginners (2022)

We are surrounded by data that comes in different types and forms. No doubt, one of the most interesting and essential data categories is time-series data. Time-series data is everywhere, and it has many applications across various industries. Patient health metrics, stock price changes, weather records, economic indicators, servers, networks, sensors, and applications performance monitoring […]

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Tutorial: Lambda Functions in Python

In this tutorial, we will define lambda functions in Python and explore the advantages and limitations of employing them. What is a Lambda Function in Python? A lambda function is an anonymous function (i.e., defined without a name) that can take any number of arguments but, unlike normal functions, evaluates and returns only one expression. […]

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