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-rw-r--r--trunk/src/examples/getNTPserversNew.py35
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diff --git a/trunk/src/examples/getNTPserversNew.py b/trunk/src/examples/getNTPserversNew.py
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-# getNTPserversNew.py
-#
-# Demonstration of the parsing module, implementing a HTML page scanner,
-# to extract a list of NTP time servers from the NIST web site.
-#
-# Copyright 2004-2010, by Paul McGuire
-# September, 2010 - updated to more current use of setResultsName, new NIST URL
-#
-from pyparsing import (Word, Combine, Suppress, SkipTo, nums, makeHTMLTags,
- delimitedList, alphas, alphanums)
-try:
- import urllib.request
- urlopen = urllib.request.urlopen
-except ImportError:
- import urllib
- urlopen = urllib.urlopen
-
-integer = Word(nums)
-ipAddress = Combine( integer + "." + integer + "." + integer + "." + integer )
-hostname = delimitedList(Word(alphas,alphanums+"-_"),".",combine=True)
-tdStart,tdEnd = makeHTMLTags("td")
-timeServerPattern = (tdStart + hostname("hostname") + tdEnd +
- tdStart + ipAddress("ipAddr") + tdEnd +
- tdStart + SkipTo(tdEnd)("loc") + tdEnd)
-
-# get list of time servers
-nistTimeServerURL = "http://tf.nist.gov/tf-cgi/servers.cgi#"
-serverListPage = urlopen( nistTimeServerURL )
-serverListHTML = serverListPage.read().decode("UTF-8")
-serverListPage.close()
-
-addrs = {}
-for srvr,startloc,endloc in timeServerPattern.scanString( serverListHTML ):
- print("%s (%s) - %s" % (srvr.ipAddr, srvr.hostname.strip(), srvr.loc.strip()))
- addrs[srvr.ipAddr] = srvr.loc