Python

To document functions in Python, use docstrings (triple quotation marks). For example: But why is this better than a regular comment with #? It is because you can then call the help() function on a method to see its documentation. For example, if you now call: You see this info about the function in the […]

To download a file from a URL using Python, use the requests.get() method. For example, let’s download Instagram’s icon: This is an example for someone who is looking for a quick answer. But if the above code lines don’t work or make sense, please keep on reading. More Detailed Steps To download a file from

In Python, a list is a common data type for storing multiple values in the same place for easy access. These values could be numbers, strings, or objects. Sometimes, it’s useful to write the contents of a list to an external file. To write a Python list to a file: Here is an example code

In Python, a list is a commonly used data type to store values in the same place for easy access. Sorting a list in turn is one of the most common necessities when handling lists of values. This guide teaches you how to sort a list in Python. After reading this guide, you know how

There is a built-in module called logging for creating a log file in Python. To log a message into a separate text file by configuring the logging module’s root logger and logging a debug message: As a result, you see a file called log.txt in the same folder with your program. This file should have

Frozen sets in Python are sets that cannot be changed after creation. In addition, they cannot contain duplicate values. In this sense, a frozen set has the properties of a tuple and set. To create a frozen set, wrap a set around a frozenset() call: Let’s take a bit closer look at the frozen sets

The with statement in Python helps you with resource management. It ensures no resources are accidentally left open. The with statement is a replacement for commonly used try/finally error-handling statements. A common example of using the with statement is opening a file. To open and write to a file in Python, you can use the

In Python, there is no such value as null. Instead, Python has None that represents null. You can use an if-statement to check if a value is None in Python: For example: Output: Today, you are going to learn everything about the None object in Python. History of Null Values in Programming In programming, a

Python zfill() method stretches a string by adding zeros at the beginning. For instance, let’s add zeros to a string with zfill() until its length is 15: Output: This string is now 15 in length due to the zero-filling. If the length of the string is greater than what is passed into the zfill(), the

Here is a list of Python code examples. This list covers the basics of Python. You can use this list as a cheat sheet whether you are preparing for an exam, interview, or are otherwise curious about Python. Fundamentals of Python Variables A variable can store a value. The value can be a number, list,