How-to Guides
Short, task-focused guides that answer a single "how do I…?" question with copy-paste examples. Grouped by what you're working with.
69 pages
Files & directories 11
How to Append to a File in Python
Master how to append to a file in python in our comprehensive Python beginner guide.
How to Check if a File Exists in Python
Master how to check if a file exists in python in our comprehensive Python beginner guide.
How to Create a Directory in Python
Master how to create a directory in python in our comprehensive Python beginner guide.
How to Delete a File in Python
Master how to delete a file in python in our comprehensive Python beginner guide.
How to List Files in a Directory in Python
Master how to list files in a directory in python in our comprehensive Python beginner guide.
How to Read a CSV File in Python
Master how to read a csv file in python in our comprehensive Python beginner guide.
How to Read a File in Python
Master how to read a file in python in our comprehensive Python beginner guide.
How to Read a File Line by Line in Python
Master how to read a file line by line in python in our comprehensive Python beginner guide.
How to Rename a File in Python
Master how to rename a file in python in our comprehensive Python beginner guide.
How to Write a CSV File in Python
Master how to write a csv file in python in our comprehensive Python beginner guide.
How to Write to a File in Python
Master how to write to a file in python in our comprehensive Python beginner guide.
JSON & APIs 6
How to Convert Dictionary to JSON in Python
Master how to convert dictionary to json in python in our comprehensive Python beginner guide.
How to Handle API Responses in Python
Master how to handle api responses in python in our comprehensive Python beginner guide.
How to Make an API Request in Python
Master how to make an api request in python in our comprehensive Python beginner guide.
How to Parse JSON in Python
Master how to parse json in python in our comprehensive Python beginner guide.
How to Pretty Print JSON in Python
Master how to pretty print json in python in our comprehensive Python beginner guide.
How to Send a POST Request in Python
Master how to send a post request in python in our comprehensive Python beginner guide.
Strings 9
How to Check if a String Contains a Substring in Python
Master how to check if a string contains a substring in python in our comprehensive Python beginner guide.
How to Convert Int to String in Python
Master how to convert int to string in python in our comprehensive Python beginner guide.
How to Convert String to Float in Python
Master how to convert string to float in python in our comprehensive Python beginner guide.
How to Convert String to Int in Python
Master how to convert string to int in python in our comprehensive Python beginner guide.
How to Format Strings in Python
Master how to format strings in python in our comprehensive Python beginner guide.
How to Join Strings in Python
Master how to join strings in python in our comprehensive Python beginner guide.
How to Remove Whitespace from a String in Python
Master how to remove whitespace from a string in python in our comprehensive Python beginner guide.
How to Replace Text in a String in Python
Master how to replace text in a string in python in our comprehensive Python beginner guide.
How to Split a String in Python
Master how to split a string in python in our comprehensive Python beginner guide.
Lists 14
How to Add an Item to a List in Python
Master how to add an item to a list in python in our comprehensive Python beginner guide.
How to Check if a Value Exists in a List in Python
Master how to check if a value exists in a list in python in our comprehensive Python beginner guide.
How to Copy a List in Python
Master how to copy a list in python in our comprehensive Python beginner guide.
How to Filter a List in Python
Master how to filter a list in python in our comprehensive Python beginner guide.
How to Find an Item in a List in Python
Master how to find an item in a list in python in our comprehensive Python beginner guide.
How to Get the Length of a List in Python
Master how to get the length of a list in python in our comprehensive Python beginner guide.
How to Loop Through a List in Python
Master how to loop through a list in python in our comprehensive Python beginner guide.
How to Merge Two Lists in Python
Master how to merge two lists in python in our comprehensive Python beginner guide.
How to Remove an Item from a List in Python
Master how to remove an item from a list in python in our comprehensive Python beginner guide.
How to Remove Duplicates from a List in Python
Master how to remove duplicates from a list in python in our comprehensive Python beginner guide.
How to Reverse a List in Python
Master how to reverse a list in python in our comprehensive Python beginner guide.
How to Sort a List in Python
Master how to sort a list in python in our comprehensive Python beginner guide.
How to Sort a List of Dictionaries in Python
Master how to sort a list of dictionaries in python in our comprehensive Python beginner guide.
How to Use List Comprehensions in Python
Master how to use list comprehensions in python in our comprehensive Python beginner guide.
Dictionaries 8
How to Access Values in a Dictionary in Python
Master how to access values in a dictionary in python in our comprehensive Python beginner guide.
How to Add a Key to a Dictionary in Python
Master how to add a key to a dictionary in python in our comprehensive Python beginner guide.
How to Check if a Key Exists in a Dictionary in Python
Master how to check if a key exists in a dictionary in python in our comprehensive Python beginner guide.
How to Get All Keys from a Dictionary in Python
Master how to get all keys from a dictionary in python in our comprehensive Python beginner guide.
How to Get All Values from a Dictionary in Python
Master how to get all values from a dictionary in python in our comprehensive Python beginner guide.
How to Loop Through a Dictionary in Python
Master how to loop through a dictionary in python in our comprehensive Python beginner guide.
How to Merge Dictionaries in Python
Master how to merge dictionaries in python in our comprehensive Python beginner guide.
How to Remove a Key from a Dictionary in Python
Master how to remove a key from a dictionary in python in our comprehensive Python beginner guide.
Functions, classes & errors 12
How to Add Methods to a Class in Python
Master how to add methods to a class in python in our comprehensive Python beginner guide.
How to Catch Multiple Exceptions in Python
Master how to catch multiple exceptions in python in our comprehensive Python beginner guide.
How to Create a Class in Python
Master how to create a class in python in our comprehensive Python beginner guide.
How to Create a Simple Function in Python
Master how to create a simple function in python in our comprehensive Python beginner guide.
How to Create an Object in Python
Master how to create an object in python in our comprehensive Python beginner guide.
How to Handle Exceptions in Python
Master how to handle exceptions in python in our comprehensive Python beginner guide.
How to Inherit from a Class in Python
Master how to inherit from a class in python in our comprehensive Python beginner guide.
How to Raise an Exception in Python
Master how to raise an exception in python in our comprehensive Python beginner guide.
How to Return Multiple Values from a Function in Python
Master how to return multiple values from a function in python in our comprehensive Python beginner guide.
How to Use Command Line Arguments in Python
Master how to use command line arguments in python in our comprehensive Python beginner guide.
How to Use Default Arguments in Python
Master how to use default arguments in python in our comprehensive Python beginner guide.
How to Use try-except Blocks in Python
Master how to use try except blocks in python in our comprehensive Python beginner guide.
Setup & everyday tasks 9
How to Convert User Input to Numbers in Python
Master how to convert user input to numbers in python in our comprehensive Python beginner guide.
How to Create and Use a Virtual Environment in Python
Master how to create and use a virtual environment in python in our comprehensive Python beginner guide.
How to Debug Python Code (Beginner Guide)
Master how to debug python code beginner guide in our comprehensive Python beginner guide.
How to Exit a Program in Python
Master how to exit a program in python in our comprehensive Python beginner guide.
How to Get User Input in Python
Master how to get user input in python in our comprehensive Python beginner guide.
How to Import a Module in Python
Master how to import a module in python in our comprehensive Python beginner guide.
How to Install a Python Package with pip
Master how to install a python package with pip in our comprehensive Python beginner guide.
How to Use enumerate() in Python
Master how to use enumerate in python in our comprehensive Python beginner guide.
How to Use zip() in Python
Master how to use zip in python in our comprehensive Python beginner guide.