hex int and string
lucaberto at libero.it
Fri Nov 27 10:28:01 CET 2009
i'm using pyscard
and for send a command he need a list like this:
cmd = [0xdd,0xff, etc]
the problem is that i get a text
and i need to trasform it in 0xdd for the list and if i use hex i have
a sting that is not what i need
On 27 Nov, 10:22, Ben Finney <ben+pyt... at benfinney.id.au> wrote:
> luca72 <lucabe... at libero.it> writes:
> > str = 'D3'
> Be careful when choosing names. Here you have clobbered the existing
> string type binding to the name ‘str’.
> > and i need to trasform in 0xd3 type int and not type string how i can
> > do this?
> You already have the answer; you used it in your example below. I can
> only assume you're wanting something additional; what is that?
> > if i do hex(int(str,16) ) i obtain a string and this is not what i
> > need.
> You either want it as an int, or you want it as a string. Which is it?
> >>> foo = 'D3'
> >>> int(foo, 16)
> >>> 0xD3
> >>> int(foo, 16) == 0xD3
> \ “Human reason is snatching everything to itself, leaving |
> `\ nothing for faith.” —Saint Bernard, 1090–1153 |
> _o__) |
> Ben Finney
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