On Thursday, July 12, 2012, Russell E. Owen wrote: > I'm adding Twisted support to some existing communication code and I > have a few questions which I hope are simple. I've been reading the API > documentation, but if the answers are there I'm missing them. > > What happens if one tries to write to a protocol.transport that is not > connected or in an error state? (I'm hoping that this case has defined > behavior and that it will raise an exception).
Not connected usually means that protocol.transport is None > > Is there some way to query a protocol to see if it is in a good state > (connected and no errors)? I realize with callbacks this is not usually > necessary, but I have a case where it would be helpful (though I can > probably manage without it). Can you elaborate on the case? > > When reading raw bytes, is there any way to get the bytes from the > protocol? I assume not: that if one wants to buffer the data one must do > that in the callback. If so, does Twisted provide a suitable buffer > class? The protocol gets dataReceivrd called. What kind of buffering do you want to do and why? Would a simple StringIO suffice? > > -- Russell > > > _______________________________________________ > Twisted-Python mailing list > Twisted-Python@twistedmatrix.com <javascript:;> > http://twistedmatrix.com/cgi-bin/mailman/listinfo/twisted-python > -- cheers lvh
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