124 def getBucket(buckets, line):  argument
126     bucket = buckets.get(letter)
130         buckets[letter] = bucket
134 def makePattern(prefix, suffix, buckets, isWebUrl=False):  argument
137     output += getBucket(buckets, 'a').dump(isFirst=True, isWebUrl=isWebUrl)
140         output += getBucket(buckets, chr(letter)).dump(isWebUrl=isWebUrl)
142     output += getBucket(buckets, 'z').dump(isLast=True, isWebUrl=isWebUrl)
158     buckets = {}  variable
164             getBucket(buckets, domain[0]).add(domain.strip())
170            getBucket(buckets, 'xn--').add(result[2:-1])
172     makePattern(TLD_PREFIX, TLD_SUFFIX, buckets, isWebUrl=False)
173     makePattern(URL_PREFIX, URL_SUFFIX, buckets, isWebUrl=True)