test/Docbook/basedir/slideshtml/image/xsltver.py

   1 # SPDX-License-Identifier: MIT
   2 #
   3 # Copyright The SCons Foundation
   4
   5 import os
   6 import re
   7
   8 def detectXsltVersion(fpath):
   9     """ Return a tuple with the version of the Docbook XSLT stylesheets,
  10         or (0, 0, 0) if no stylesheets are installed or the VERSION
  11         file couldn't be found/parsed correctly.
  12     """
  13     with open(os.path.join(fpath, 'VERSION'), 'rb') as fin:
  14         re_version = re.compile(b"<fm:Version>([^<]+)</fm:Version>")
  15         m = re_version.search(fin.read())
  16         if m:
  17             try:
  18                 return tuple(map(int, m.group(1).split(b'.')))
  19             except Exception:
  20                 return (0, 0, 0)
  21
  22         return (0, 0, 0)
  23
  24     return (0, 0, 0)