if _xmlplus.sax.saxlib is unavailable, just don't generate comments

diff --git a/po/xml2po.py b/po/xml2po.py
index 3c6219eac4142d8939cbc6c93f14277dc6595081..88e0791233c2b287ed6a87a571d43c07303aecdf 100755 (executable)
--- a/po/xml2po.py
+++ b/po/xml2po.py
@@ -4,7 +4,13 @@ import os
 import string
 from xml.sax import make_parser
 from xml.sax.handler import ContentHandler, property_lexical_handler
-from _xmlplus.sax.saxlib import LexicalHandler
+try:
+       from _xmlplus.sax.saxlib import LexicalHandler
+       no_comments = False
+except ImportError:
+       class LexicalHandler:
+               pass
+       no_comments = True
 
 class parseXML(ContentHandler, LexicalHandler):
        def __init__(self, attrlist):
@@ -30,7 +36,8 @@ attrlist = set()
 
 contentHandler = parseXML(attrlist)
 parser.setContentHandler(contentHandler)
-parser.setProperty(property_lexical_handler, contentHandler)
+if not no_comments:
+       parser.setProperty(property_lexical_handler, contentHandler)
 dir = os.listdir(sys.argv[1])
 for x in dir:
        if (str(x[-4:]) == ".xml"):