tests: fix incompatibility with python-2.4 in test-hgweb

Thanks to lcantey for catching it.

tests/get-with-headers.py

@@ -1,51 +1,53 b''
 #!/usr/bin/env python
 
 """This does HTTP GET requests given a host:port and path and returns
 a subset of the headers plus the body of the result."""
 
 import httplib, sys
 
 try:
     import msvcrt, os
     msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY)
     msvcrt.setmode(sys.stderr.fileno(), os.O_BINARY)
 except ImportError:
     pass
 
 twice = False
 if '--twice' in sys.argv:
     sys.argv.remove('--twice')
     twice = True
 
+reasons = {'Not modified': 'Not Modified'} # python 2.4
+
 tag = None
 def request(host, path, show):
 
     global tag
     headers = {}
     if tag:
         headers['If-None-Match'] = tag
 
     conn = httplib.HTTPConnection(host)
     conn.request("GET", path, None, headers)
     response = conn.getresponse()
-    print response.status, response.reason
+    print response.status, reasons.get(response.reason, response.reason)
     for h in [h.lower() for h in show]:
         if response.getheader(h, None) is not None:
             print "%s: %s" % (h, response.getheader(h))
 
     print
     data = response.read()
     sys.stdout.write(data)
 
     if twice and response.getheader('ETag', None):
         tag = response.getheader('ETag')
 
     return response.status
 
 status = request(sys.argv[1], sys.argv[2], sys.argv[3:])
 if twice:
     status = request(sys.argv[1], sys.argv[2], sys.argv[3:])
 
 if 200 <= status <= 305:
     sys.exit(0)
 sys.exit(1)