92 lines
1.9 KiB
Python
Executable file
92 lines
1.9 KiB
Python
Executable file
#!/usr/bin/python
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# [python] phl| ./addagram.py /net/doc/random-facts/WORD.LST
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# read dictionary
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# best addagram:
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# indeterminations
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# intermediations
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# determinations
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# antimodernist
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# terminations
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# nitrosamine
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# antinomies
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# antinoise
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# sonatine
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# enation
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# eonian
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# inane
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# nine
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# inn
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import sys
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import string
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args = sys.argv[1:]
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if len(args) not in (1, 2):
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print "usage: %s <dictfile> [<start-word>]" % sys.argv[0]
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sys.exit(1)
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dictfile = args.pop(0)
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start = args and args.pop(0) or None
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startlen = start and len(start) or 3
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def sort(l):
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l = l[:]; l.sort(); return l
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# read dictionary and build tree
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dictionary = {}
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dict = open(dictfile, "r")
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while 1: #{
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line = dict.readline()
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if not line:
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break
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word = string.lower(string.strip(line))
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wlen = len(word)
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chrs = string.join(sort(list(word)), "")
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if wlen > startlen or wlen == startlen and (word == start or start == None):
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if not dictionary.has_key(wlen):
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dictionary[wlen] = {}
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dictionary[wlen][chrs] = [word, wlen == startlen and [word, None] or None]
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#}
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print "read dictionary"
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dict.close()
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def get_subchrs(chrs):
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subchrs = {}
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for i in range(len(chrs)):
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subchrs[chrs[0:i]+chrs[i+1:]] = 1
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return sort(subchrs.keys())
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l = startlen
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best = None
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found = 1
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if dictionary.has_key(startlen):
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while found and dictionary.has_key(l+1):
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l = l + 1
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found = 0
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for chrs in dictionary[l].keys():
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entry = dictionary[l][chrs]
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word = entry[0]
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subentry = None
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for subchrs in get_subchrs(chrs):
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subentry = dictionary[l-1].get(subchrs, None)
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if subentry and subentry[1]:
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break
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if subentry and subentry[1]:
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entry[1] = [word, subentry[1]]
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best = entry
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found = 1
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if best:
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print "best addagram:"
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while best[1]:
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best = best[1]
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print " ", best[0]
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else:
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print "no addagrams"
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