aly / neuralnet.py

from __future__ import print_function import sys,random # http://stackoverflow.com/a/31505798 import re caps = "([A-Z])" prefixes = "(Mr|St|Mrs|Ms|Dr)[.]" suffixes = "(Inc|Ltd|Jr|Sr|Co)" starters = "(Mr|Mrs|Ms|Dr|He\s|She\s|It\s|They\s|Their\s|Our\s|We\s|But\s|However\s|That\s|This\s|Wherever)" acronyms = "([A-Z][.][A-Z][.](?:[A-Z][.])?)" websites = "[.](com|net|org|io|gov)" def split_into_sentences(text): text = " " + text + " " text = text.replace("\n"," ") text = re.sub(prefixes,"\\1<prd>",text) text = re.sub(websites,"<prd>\\1",text) if "Ph.D" in text: text = text.replace("Ph.D.","Ph<prd>D<prd>") text = re.sub("\s" + caps + "[.] "," \\1<prd> ",text) text = re.sub(acronyms+" "+starters,"\\1<stop> \\2",text) text = re.sub(caps + "[.]" + caps + "[.]" + caps + "[.]","\\1<prd>\\2<prd>\\3<prd>",text) text = re.sub(caps + "[.]" + caps + "[.]","\\1<prd>\\2<prd>",text) text = re.sub(" "+suffixes+"[.] "+starters," \\1<stop> \\2",text) text = re.sub(" "+suffixes+"[.]"," \\1<prd>",text) text = re.sub(" " + caps + "[.]"," \\1<prd>",text) if "”" in text: text = text.replace(".”","”.") if "\"" in text: text = text.replace(".\"","\".") if "!" in text: text = text.replace("!\"","\"!") if "?" in text: text = text.replace("?\"","\"?") text = text.replace(".",".<stop>") text = text.replace("?","?<stop>") text = text.replace("!","!<stop>") text = text.replace("<prd>",".") sentences = text.split("<stop>") sentences = sentences[:-1] sentences = [s.strip() for s in sentences] return sentences # end stackoverflow outp = {} with open(sys.argv[1]) as f: for sentence in split_into_sentences(f.read()): words = sentence.split() for i, word in enumerate(words): if not word in outp: outp[word] = [] if i+1 < len(words): outp[word].append(words[i+1]) seed = random.choice(outp.keys()) for i in xrange(1,10000 if not len(sys.argv) > 2 else int(sys.argv[2])): if not outp[seed]: print("{}".format(seed), end=" ") seed = random.choice(outp.keys()) else: print("{}".format(seed), end=" ") seed = random.choice(outp[seed]) print("")