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author | Guido van Rossum <guido@python.org> | 2000-02-04 15:39:30 (GMT) |
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committer | Guido van Rossum <guido@python.org> | 2000-02-04 15:39:30 (GMT) |
commit | 4b8c6eaf8b287a27e0054cf6c751448b2077e83b (patch) | |
tree | dfe117765389bf4415832ca888f0117f1feba0f3 /Lib/asynchat.py | |
parent | e7b146fb3bdca62a0d5ecc06dbf3348e5a4fe757 (diff) | |
download | cpython-4b8c6eaf8b287a27e0054cf6c751448b2077e83b.zip cpython-4b8c6eaf8b287a27e0054cf6c751448b2077e83b.tar.gz cpython-4b8c6eaf8b287a27e0054cf6c751448b2077e83b.tar.bz2 |
Actually, the previous batch's comment should have been different;
*this* set of patches is Ka-Ping's final sweep:
The attached patches update the standard library so that all modules
have docstrings beginning with one-line summaries.
A new docstring was added to formatter. The docstring for os.py
was updated to mention nt, os2, ce in addition to posix, dos, mac.
Diffstat (limited to 'Lib/asynchat.py')
-rw-r--r-- | Lib/asynchat.py | 39 |
1 files changed, 21 insertions, 18 deletions
diff --git a/Lib/asynchat.py b/Lib/asynchat.py index e725a2b..8b2f59f 100644 --- a/Lib/asynchat.py +++ b/Lib/asynchat.py @@ -25,28 +25,31 @@ # CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. # ====================================================================== +"""A class supporting chat-style (command/response) protocols. + +This class adds support for 'chat' style protocols - where one side +sends a 'command', and the other sends a response (examples would be +the common internet protocols - smtp, nntp, ftp, etc..). + +The handle_read() method looks at the input stream for the current +'terminator' (usually '\r\n' for single-line responses, '\r\n.\r\n' +for multi-line output), calling self.found_terminator() on its +receipt. + +for example: +Say you build an async nntp client using this class. At the start +of the connection, you'll have self.terminator set to '\r\n', in +order to process the single-line greeting. Just before issuing a +'LIST' command you'll set it to '\r\n.\r\n'. The output of the LIST +command will be accumulated (using your own 'collect_incoming_data' +method) up to the terminator, and then control will be returned to +you - by calling your self.found_terminator() method. +""" + import socket import asyncore import string -# This class adds support for 'chat' style protocols - where one side -# sends a 'command', and the other sends a response (examples would be -# the common internet protocols - smtp, nntp, ftp, etc..). - -# The handle_read() method looks at the input stream for the current -# 'terminator' (usually '\r\n' for single-line responses, '\r\n.\r\n' -# for multi-line output), calling self.found_terminator() on its -# receipt. - -# for example: -# Say you build an async nntp client using this class. At the start -# of the connection, you'll have self.terminator set to '\r\n', in -# order to process the single-line greeting. Just before issuing a -# 'LIST' command you'll set it to '\r\n.\r\n'. The output of the LIST -# command will be accumulated (using your own 'collect_incoming_data' -# method) up to the terminator, and then control will be returned to -# you - by calling your self.found_terminator() method - class async_chat (asyncore.dispatcher): """This is an abstract class. You must derive from this class, and add the two methods collect_incoming_data() and found_terminator()""" |