import re
p = re.compile('^TestVar\s+(\d{8})\s+(\S+)')
m = p.match('TestVar 00000000 WWWWWW 222.222 222.222 222.222')
if m:
print 'Match found: ', m.group(2) + '_' + m.group(1)
else:
print 'No match'
aW1wb3J0IHJlCnAgPSByZS5jb21waWxlKCdeVGVzdFZhclxzKyhcZHs4fSlccysoXFMrKScpCm0gPSBwLm1hdGNoKCdUZXN0VmFyIDAwMDAwMDAwICBXV1dXV1cgMjIyLjIyMiAyMjIuMjIyIDIyMi4yMjInKQppZiBtOgogICAgcHJpbnQgJ01hdGNoIGZvdW5kOiAnLCBtLmdyb3VwKDIpICsgJ18nICsgbS5ncm91cCgxKQplbHNlOgogICAgcHJpbnQgJ05vIG1hdGNoJw==