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import nntplib
import socket
HOST = 'your.nntp.server'
GRNM = 'comp.lang.python'
USERNAME = 'Killua'
PASSWORD = '123456'
def NNTPClient():
try:
n = nntplib.NNTP(HOST)
except socket.gaierror, e:
print 'ERROR: cannot connect host "%s"' % HOST
print '("%s")' % eval(str(e))[1]
return
except nntplib.NNTPPermanentError, e:
print 'ERROR: access denied on "%s"' % HOST
print '("%s")' % str(e)
return
print '>> Connected to host "%s"' % HOST
try:
rsp, ct, fst, lst, grp = n.group(GRNM)
except nntplib.NNTPTemporaryError, e:
print 'ERROR: cannot load group "%s"' % GRNM
print '("%s")' % str(e)
print 'Server may require authentication'
print 'Uncomment/Edit login lne above'
n.quit()
return
except nntplib.NNTPTemporaryError, e:
print 'ERROR: group "%s" unavailable' % GRNM
print '("%s")' % str(e)
n.quit()
return
print '>> Found newgroup "%s"' % GRNM
rng = '%s-%s' % (lst,lst)
rsp, frm = n.xhdr('from', rng)
rsp, sub = n.xhdr('subjec', rng)
rsp, dat = n.xhdr('date', rng)
print ''' Found last article(#%s):
From: %s
Subject: %s
Date: %s
''' (lst, frm[0][1], sub[0][1], dat[0][1])
def displayFirst20(data):
'Display First 20 lines'
count = 0
lines = (line.rstrip() for line in data)
lastBlank = True
for line in lines:
if line:
lower = line.lower()
if (lower.startswith('>') and /
not lower.startswith('>>>')) or /
lower.startswith('|') or /
lower.startswith('in article') or /
lower.endswith('writes:') or /
lower.endswith('wrote:'):
continue
if not lastBlank or (lastBlank and line):
print '%s' % line
if line:
count += 1
lastBlank = False
else:
lastBlank = True
if count == 20:
break
def main():
NNTPClient()
DisplayFirst20()
if __name__ == '__main__':
main()
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