Python3字典存储函数报错：SyntaxError: 'return' outside function 求助

Hey there! Welcome to programming and to asking questions—we’ve all stumbled over silly syntax bugs when we’re starting out, so no worries at all. Let’s break down what’s going wrong with your code and fix it step by step.

First, the Root Cause of the SyntaxError #

That SyntaxError: 'return' outside function happens because your return car_dict line isn’t properly indented to be part of the make_car function. Python relies entirely on indentation to define code blocks, so any code that’s supposed to run inside the function needs to be indented consistently (usually 4 spaces) under the def line.

Second, a Hidden Spelling Bug #

You also have a small typo: in the line 'manufacturer': manufacture.title(), you wrote manufacture instead of manufacturer (missing the final 'r'). This would cause a NameError once you fix the indentation, so we’ll tackle that too.

Here’s the Corrected Code #

def make_car(manufacturer, model, **options):
    """Make a dictionary representing our cars."""
    car_dict = {
        'manufacturer': manufacturer.title(),
        'model': model.title(),
    }
    for option, value in options.items():
        car_dict[option] = value
    return car_dict

our_forrester = make_car('subaru', 'forrester', color='black', all_wheel_drive=True, AC=True)
print(our_forrester)

our_tacoma = make_car('toyota', 'tacoma', color='dark green', four_wheel_drive=True, AC=True)
print(our_tacoma)

What Changed? #

• Indented the return car_dict line so it’s clearly inside the make_car function (aligned with car_dict and the for loop)
• Fixed the typo from manufacture to manufacturer in the dictionary entry

If you run this corrected code, it should output the car dictionaries as expected without any errors. Happy coding!

内容的提问来源于stack exchange，提问作者Bill Starnes