Python’s help() Function

In Python, help() is a super useful built-in function that can be used to return the Python documentation of a particular object, method, attributes, etc. This is such a helpful tool for Python beginners to know that many of them are probably unaware of. All you need to do is pass the object or whatever […]

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Using the Python Package Index

The Python Package Index (PyPI) is a repository of software created for the Python language. If you’re looking for a package or a module, this is the place to find one. Any of the packages can be easily installed using PIP from the command line. At PyPI, you can download packages OR you can post them, if […]

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Quick Tip: Where to Report Your Python Bugs

Python’s Bug Tracker is the official page to report any and all Python bugs you may encounter. While it is a good place to go if you think you’ve found a legitimate bug, it’s also a great place to meet other Python developers who may be able to help you (or validate your findings). Using the […]

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How to Use Print for More Efficient Code

Here’s a quick tip that will help make your Python code way more efficient if you’re not already taking advantage of it. If you want to print all the values in a list separated by a comma, there are a couple different ways you can go about doing this: there are complicated ways, and then […]

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Quick Tip: Reversing Strings in Python

There is no built in function in Python for reversing a string, but that doesn’t mean it can’t be done. To reverse a string in Python, a little bit of extended slice syntax needs to be used, so you’re going to have to add something to your code that looks like this: [::-1]. Here’s what […]

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How to Build Strings Using .format()

Often developers try to build strings in Python by concatenating a bunch of strings together to make one long string, which definitely works but isn’t exactly ideal. Python’s .format() method allows you to perform essentially the same effect as concatenating strings (adding a bunch of strings together) but does so in a much more efficient […]

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Quick Tip: The Difference Between a List and an Array in Python

Arrays and lists are both used in Python to store data, but they don’t serve exactly the same purposes. They both can be used to store any data type (real numbers, strings, etc), and they both can be indexed and iterated through, but the similarities between the two don’t go much further. The main difference between […]

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The Basics: Concatenating Strings

Concatenating strings basically just means to add a number of strings together to form one longer string. It can be done easily in Python using the ‘+’ symbol. Let’s say you had three strings: “I am”, “Learning”, “Python” To concatenate these, simply add them together using the ‘+’ symbol, like this: >>> print “I am” + “Learning” […]

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What is the difference between __str__ and __repr__ in Python

Purpose of __str__ and __repr__ in Python Before we dive into the discussion, let’s check out the official documentation of Python about these two functions: object.__repr__(self): called by the repr() built-in function and by string conversions (reverse quotes) to compute the “official” string representation of an object. object.__str__(self): called by the str() build-in function and […]

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Difference between @staticmethod and @classmethod in Python

Class vs static methods in Python In this article I’ll try to explain what are staticmethod and classmethod, and what the difference is between them. staticmethod and classmethod both use decorators for defining a method as a staticmethod or classmethod. Please take a look at the article Python Decorators Overview for a basic understanding of […]

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