import os,fnmatch,re

rootPath='./'
pattern='ignore.txt'
excludes=['outfiles','outfiles_e12','.svn']
excludes = r'|'.join([fnmatch.translate(x) for x in excludes]) or r'$.'

for root, dirs, files in os.walk(rootPath):
    #print dirs
    #dirs[:] = [os.path.join(root, d) for d in dirs]
    dirs[:] = [d for d in dirs if not re.match(excludes, d)]

    for filename in fnmatch.filter(files,pattern):
        os.system('svn propset svn:ignore -F '+root+'/ignore.txt '+root)
#        print filename