write unsigned integer 32 bits to socket
Scott David Daniels
Scott.Daniels at Acm.Org
Mon Jul 28 14:45:38 CEST 2008
Alan Franzoni wrote:
> Michael Torrie was kind enough to say:
>> Of course any time you send coherent numbers over the network, I highly
>> recommend you use what's called network byte order.... I'm sure python
>> has some convention in the struct module for dealing with this.
> Not in the struct module; such functions are available in the socket
> module, and should be employed indeed.
Please don't pass this misinformation along.
In the struct module document, see the section on the initial character:
Character Byte order Size and alignment
@ native native
= native standard
< little-endian standard
> big-endian standard
! network (= big-endian) standard
and notes @ is the default.
>>> print struct.pack('<lh', 3,4)
>>> print struct.pack('>lh', 3,4)
>>> print struct.pack('lh', 3,4)
>>> print struct.pack('!lh', 3,4)
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