Jean-Paul Calderone wrote: > On Wed, 13 Sep 2006 08:13:43 -0500, hg <[EMAIL PROTECTED]> wrote: >> Hi, >> >> I am not sure whether this is a python-related question. >> >> If I have device A than sends XX bytes to device B, and device B does a >> recv(XX) using the default timeout, what could make device B wake-up >> with less than XX bytes received ? > > Assuming the sends take place over a TCP connection, any number of things. > In generally, you cannot rely on anything about the length of the string > returned from recv(N) except that: > > it will not be greater than N > it will not be less than 1 unless the connection has been lost > > If you expect a particular number of bytes, you need to call recv() > multiple times and collect the returned strings until you have as many > bytes as you wanted. > > Jean-Paul Many thanks,
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