[Tutor] if...elif question

[Kalle Svensson]

Disclaimer: It's late (here), please forgive any spelling errors, coding
mistakes and general weirdness below.

[Chris Keelan]
> I know the answer is staring me right in the face, but why does this little 
> code snippet:
> 
> ## a function to convert percentages to letter grades
> def grades(percent):
>     
>     if percent < 60:
>         return 'F'
>     
>     elif percent >= 60 < 70:

This is equivalent with
elif (percent >= 60) and (60 < 70):

elif 60 <= percent < 70:
is probably what you want, this means
elif (60 <= percent) and (percent < 70):

Peace,
  Kalle
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