KnowCardPython · Functions, Methods & Attributes
An object has a method check. What does obj.check evaluate to, versus obj.check()?
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More in Functions, Methods & Attributes
What does this print?
```
def diff(a, b):
return a - b
print(diff(2, 10))
```
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What does this print?
```
def greet():
return "hi"
print(greet)
```
Calling diff(a, b), how can you make the call order-independent and self-documenting?
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