In Python, a dictionary is a collection of key-value pairs. Both dictionary.get(‘key’) and dictionary[‘key’] are used to retrieve the value associated with a given key in a dictionary. However, there is a clear difference between the two: To put it short, dictionary.get(‘key’) is the safer way to get value from a dictionary. You shouldn’t use …
Python dict.get(‘key’) vs dict[‘key’] — Don’t Use Square Brackets Read More »
In Python, you can use sys.maxsize from the sys module to get the maximum and minimum integer values. The sys.maxsize gives you the maximum integer value and its negative version -sys.maxsize – 1 gives you the minimum integer value. Notice that Python 3.0+ doesn’t limit the int data type and there’s no maximum/minimum value. But …
Python Maximum/Minimum Integer Value (with Examples) Read More »
To find all files with a particular extension in Python, you can use the os.walk function to traverse the directory structure, and check if each file has the desired extension using the file.endswith() method. For example, let’s find all the .txt files: This will print the full path of all files with the .txt extension …
Python Find Files with Extension (.txt): A Step-by-Step Guide Read More »
In Python, the and keyword is used to represent the logical AND operator. For example: The and keyword is used in a similar way to the && operator in other programming languages. It will evaluate to True if both operands are True, and False otherwise. If you came from another coding language and didn’t know …
Python Equivalent of the ‘&&’ Operator (The ‘and’ Operator) Read More »
To print without a space in Python, you can set the sep parameter to specify a separator between the values you are printing. For example, to print a list of numbers without any spaces between them, you could use the following code: This will print the numbers 12345 without any spaces between them. You can …
Drawing a Christmas tree with asterisks (*) in Python isn’t probably the most impressive Christmas present, but it offers a nice challenge that tests your understanding of loops. This guide teaches you how to draw Christmas trees in Python in three different ways that incorporate loops and recursion. Let’s jump into it! Drawing Christmas Trees …
How to Draw a Christmas Tree in Python (3 Different Ways) Read More »
To draw a pie chart in Python, use the matplotlib library’s pie() function. Here’s an example code that produces a pie chart with 4 slices: This is a complete guide to plotting pie charts in Python using the matplotlib module. If you’re not familiar with pie charts or matplotlib, make sure to read the entire …
How to Plot a Pie Chart in Python: Step-by-Step Guide (Matplotlip) Read More »
Python dictionaries are a data type that allows for the storage and retrieval of key-value pairs. They are useful because they provide an efficient way to access and modify data, allowing for quick and easy data manipulation. Additionally, dictionaries can be nested and combined with other data types, making them versatile and powerful tools for …
Dictionaries in Python: A Complete Guide (with Examples) Read More »
In Python, the difference between the @staticmethod and @classmethod is that: This is a complete guide to understanding the differences between @staticmethod and @classmethod in Python. You will learn when to use and when not to use these methods. All the theory is backed up with illustrative examples. What Is a @staticmethod in Python? In …
Python @staticmethod vs @classmethod: A Complete Guide Read More »
__init__.py is a special Python file that is used to indicate that the directory it is in should be treated as a Python package. Typically, __init__.py is empty, but it can be used to configure the package or set the __all__ variable, which controls what symbols are imported when someone uses from package import *. …
The ‘__init__.py’ File: What Is It? How to Use It? (Complete Guide) Read More »
