How to Fix: AttributeError: ‘NoneType’ object has no attribute ‘get’
This error is a more advanced version of the typical KeyError. the AttributeError NoneType get, means: “You tried to use the .get() method, but the…
How to Fix: ValueError: list.remove(x): x not in list
This is a common ValueError that occurs when you try to remove an item from a list, but that item isn’t in the list. The…
How to Fix: TypeError: ‘float’ object is not iterable
This error is a direct cousin of TypeError: ‘int’ object is not iterable. It means: “You tried to use a for loop on a single…
How to Fix: TypeError: ‘tuple’ object does not support item assignment
This error is the “twin” of the AttributeError: ‘tuple’ object has no attribute ‘append’. The TypeError tuple item assignment Is a fundamental rule of Python:…
How to Fix: SyntaxError: expected ‘:’ (Missing Colon)
This is one of the most common errors for any Python beginner. If you’ve seen the SyntaxError expected colon message, it’s Python’s way of saying:…
How to Fix: SyntaxError: invalid decimal literal
This is a SyntaxError that confuses many beginners, especially if they are trying to format numbers neatly in their code. The message SyntaxError invalid decimal…
How to Fix: TypeError: ‘list’ object is not callable
This TypeError list not callable means: “You are trying to use a list as if it were a function.” A “callable” is anything you can…
How to Fix: SyntaxError: positional argument follows keyword argument
This SyntaxError positional argument is a simple but strict rule about how you call functions in Python. The Rule: You can pass arguments in two…
How to Fix: TypeError: unsupported operand type(s) for -: ‘str’ and ‘int’
This TypeError is the cousin of TypeError: unsupported operand type(s) for +. It means: “You tried to use a math operator (like -, *, /)…
How to Fix: TypeError: ‘str’ object cannot be interpreted as an integer
This is a very specific TypeError that almost always happens in one place: the range() function. If you’ve seen the message “TypeError str object integer”,…
