Sebastian Silva wrote:
> Or shorter:
>
> if unit in 'Cc':
Don't do that. You are in for nasty surprises:
>>> def check(unit):
... if unit in "Cc":
... return "Celsius"
... return "unknown"
...
>>> check("c")
'Celsius'
>>> check("C")
'Celsius'
>>> check("F")
'unknown'
Fine so far. But now:
>>> check("Cc")
'Celsius'
>>> check("")
'Celsius'
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