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This error occurs when you try to call a string as if it were a function. This error can occur if you override the built-in str() function or you try to access elements in a string using parentheses instead of square brackets. You can solve this error by ensuring you...

We raise a Python AttributeError when we try to call or access an attribute of an object that does not exist for that object. This tutorial will go through what an attribute is, what the AttributeError is in detail, and we will go through four examples to learn how to...

The break statement terminates the current loop and resumes execution at the next statement. You can only use a break statement inside a loop or an if statement. If you use a break statement outside of a loop, then you will raise the error "SyntaxError: 'break'...

Floats and iterables are distinct objects In Python. A float is any decimal point number, and an iterable is an object capable of returning elements one at a time, for example, a list. A float is a single value and does not contain other values. If you try to iterate...

In Python, the return keyword ends the execution flow of a function and sends the result value to the main program. You must define the return statement inside the function where the code block ends. If you define the return statement outside the function block, you...

In Python, a dictionary is stores data in key:value pairs. Python 3.7 dictionaries are ordered data collections; Python 3.6 and previous dictionaries are unordered. In a Python dictionary, all keys must be hashable. If you try to use the unhashable key type...

In Python, a function is a block of code that only runs when called. You can pass data, known as parameters or arguments, to a function, and a function can return data as a result. To call a function, you must use the function name followed by parentheses () and pass...