[Tutor] trouble with function-- trying to check

[Terry Carroll]

On Wed, 14 Mar 2007, Isaac wrote:

> a, b, c, or d is a type('str') not boolean which is what (c in "crab") is.
> The [in] operator takes presedence, the first 3 times (c in "crab") returns
> true and the last returns false; but the strings a, b, c, or d do not ==
> true or false - therefore the test (c == (c in "crab")) always returns
> false.

The thing is, if the in operator takes precedence than why do 


  (c == c in "crab")

 and 

  (c == (c in "crab"))

return different results?