On Thu, 21 Apr 2005 10:09:59 -0400, Peter Hansen <[EMAIL PROTECTED]>
wrote:
Thanks, that's exactly what I wanted. Easy when you know how.
Dan
>Dan wrote:
>> I've having trouble coming to grip with Python strings.
>>
>> I need to send binary data over a socket. I'm taking the data from a
>> database. When I extract it, non-printable characters come out as a
>> backslash followed by a three numeric characters representing the
>> numeric value of the data. I guess this is what you would call a raw
>> Python string. I want to convert those four characters ( in C-think,
>> say "\\012" ) into a single character and put it in a new string.
>
>Does this help?
>
> >>> s = 'foo \\012 bar'
> >>>
> >>> s.decode('string-escape')
>'foo \n bar'
> >>> print s.decode('string-escape')
>foo
> bar
> >>>
>
>Note that the \n in the first one is because I didn't
>*print* the result, but merely allowed the interpreter
>to call repr() on it. repr() for a newline is of course
>backslash-n, so that's what you see (inside quotation marks)
>but the string itself has only 9 characters in it, as
>you wished.
>
>-Peter
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