How to Fix: AttributeError: ‘float’ object has no attribute ‘x’
This is a fundamental AttributeError that means: “You are trying to use a method (like .append() or .lower()) on a simple decimal number (a float).”…
How to Fix: NameError: name ‘…’ is not defined (A Deep Dive)
This is the first, and most common, error every Python programmer encounters: NameError ‘…’ not defined. It has a very simple meaning: “You asked me…
How to Fix: TypeError: ‘module’ object is not callable
This TypeError module not callable means you are trying to “call” an entire Python file (a module) instead of the specific function inside that file….
How to Fix: SyntaxError: closing parenthesis ‘)’ does not match…
This is a SyntaxError that means you have mismatched your “brackets.” Python uses three pairs of brackets, and they must be closed by their matching…
How to Fix: SyntaxError: cannot assign to literal
This is a fundamental SyntaxError that means you got your variables and your values backwards. When you encounter SyntaxError cannot assign to literal, it usually…
How to Fix: AttributeError: ‘NoneType’ object has no attribute ‘x’
This is, without a doubt, the most common error in Python, and it’s frequently seen as an AttributeError NoneType issue. It means: You are trying…
How to Fix: SyntaxError: incomplete input
This is a SyntaxError you almost only see in the interactive Python shell (the REPL, or >>> prompt), not in a .py script. The SyntaxError…
How to Fix: SyntaxError: unterminated string literal
The SyntaxError unterminated string is a very common SyntaxError for beginners. It means: Python started reading a string, but it hit the end of the…
How to Fix: TypeError: ‘str’ object does not support item deletion
This TypeError str item deletion is a direct consequence of Python’s immutable strings rule. It’s the “delete” version of the item assignment error. It means:…
How to Fix: ValueError: substring not found
This is a common ValueError that happens when you are searching for a piece of text (a “substring”) inside a string, and it doesn’t exist….
