def test_single_sentence():
document = build_document(("Já jsem jedna věta",))
summarizer = LuhnSummarizer()
summarizer.stop_words = ("já", "jsem",)
returned = summarizer(document, 10)
assert len(returned) == 1
def summarize(final_transcript, askuser=False):
print('Summarizing transcript...')
parser = PlaintextParser.from_file(final_transcript, Tokenizer(LANGUAGE))
stemmer = Stemmer(LANGUAGE)
if askuser == True:
summtype = input('Summarizer type? [1: Luhn, 2: Lex-Rank, 3: Text-Rank] ')
else:
summtype = SUMMMETHOD
if summtype == '1':
summarizer = LuhnSummarizer(stemmer)
typename = 'luhn'
elif summtype == '2':
summarizer = LexRankSummarizer(stemmer)
typename = 'lex'
elif summtype == '3':
summarizer = TextRankSummarizer(stemmer)
typename = 'tex'
summarizer.stop_words = get_stop_words(LANGUAGE)
count = SENTENCES_COUNT
summaryfile = str(final_transcript)[:-4] + '_summ_' + typename + '.txt'
for sentence in summarizer(parser.document, SENTENCES_COUNT):
sentence_out = str(SENTENCES_COUNT - count + 1) + ':\n' + str(sentence) + '\n--------------\n'
with open(summaryfile, 'a') as f:
f.write(sentence_out)
print(sentence_out)
count -= 1
return summaryfile
def models_LUHN_LEX_LSA_2(dataframe):
LANGUAGE = "english"
stop = get_stop_words(LANGUAGE)
size = len(dataframe)
stemmer = Stemmer(LANGUAGE)
for i in range(0, size):
article = dataframe.loc[i, "post_content"]
parser = PlaintextParser.from_string(article, Tokenizer(LANGUAGE))
summarizerLUHN = LUHN(stemmer)
summarizerLUHN.stop_words = stop
summarizerLEX = LEX(stemmer)
summarizerLEX.stop_words = stop
summarizerLSA = LSA(stemmer)
summarizerLSA.stop_words = stop
LUHNsentence = summarizerLUHN(parser.document, 1) #summarize document with one sentence
LEXsentence = summarizerLEX(parser.document, 1) #summarize document with one sentence
LSAsentence = summarizerLSA(parser.document, 1) #summarize document with one sentence
for sentence1 in LUHNsentence:
LUHNsummary = sentence1
for sentence2 in LEXsentence:
LEXsummary = sentence2
for sentence3 in LSAsentence:
LSAsummary = sentence3
dataframe.loc[i, "LUHN"] = LUHNsummary
dataframe.loc[i, "LEX"] = LEXsummary
dataframe.loc[i, "LSA"] = LSAsummary
def test_three_sentences():
document = build_document((
"wa s s s wa s s s wa",
"wb s wb s wb s s s s s s s s s wb",
"wc s s wc s s wc",
))
summarizer = LuhnSummarizer()
summarizer.stop_words = ("s",)
returned = summarizer(document, 1)
assert list(map(to_unicode, returned)) == [
"wb s wb s wb s s s s s s s s s wb",
]
returned = summarizer(document, 2)
assert list(map(to_unicode, returned)) == [
"wb s wb s wb s s s s s s s s s wb",
"wc s s wc s s wc",
]
returned = summarizer(document, 3)
assert list(map(to_unicode, returned)) == [
"wa s s s wa s s s wa",
"wb s wb s wb s s s s s s s s s wb",
"wc s s wc s s wc",
]
def test_various_words_with_significant_percentage(self):
document = build_document((
"1 a",
"2 b b",
"3 c c c",
"4 d d d",
"5 z z z z",
"6 e e e e e",
))
summarizer = LuhnSummarizer()
summarizer.stop_words = ("1", "2", "3", "4", "5", "6")
returned = summarizer(document, 1)
self.assertEqual(len(returned), 1)
self.assertEqual(to_unicode(returned[0]), "6 e e e e e")
returned = summarizer(document, 2)
self.assertEqual(len(returned), 2)
self.assertEqual(to_unicode(returned[0]), "5 z z z z")
self.assertEqual(to_unicode(returned[1]), "6 e e e e e")
returned = summarizer(document, 3)
self.assertEqual(len(returned), 3)
self.assertEqual(to_unicode(returned[0]), "3 c c c")
self.assertEqual(to_unicode(returned[1]), "5 z z z z")
self.assertEqual(to_unicode(returned[2]), "6 e e e e e")
def test_three_sentences():
document = build_document((
"wa s s s wa s s s wa",
"wb s wb s wb s s s s s s s s s wb",
"wc s s wc s s wc",
))
summarizer = LuhnSummarizer()
summarizer.stop_words = ("s",)
returned = summarizer(document, 1)
assert list(map(to_unicode, returned)) == [
"wb s wb s wb s s s s s s s s s wb",
]
returned = summarizer(document, 2)
assert list(map(to_unicode, returned)) == [
"wb s wb s wb s s s s s s s s s wb",
"wc s s wc s s wc",
]
returned = summarizer(document, 3)
assert list(map(to_unicode, returned)) == [
"wa s s s wa s s s wa",
"wb s wb s wb s s s s s s s s s wb",
"wc s s wc s s wc",
]
def get_data_list(URL, file_type=""):
SUMMARY_SENTENCES_COUNT = 5
sentences = []
try:
LANGUAGE = "english"
# parser = None
if file_type == "txt":
parser = HtmlParser.from_string(URL, None, Tokenizer(LANGUAGE))
elif file_type == "pdf":
content = read_pdf(URL)
parser = HtmlParser.from_string(content, None, Tokenizer(LANGUAGE))
else:
parser = HtmlParser.from_url(URL, Tokenizer(LANGUAGE))
document = parser.document
stemmer = Stemmer(LANGUAGE)
from sumy.summarizers.luhn import LuhnSummarizer
LHS = LuhnSummarizer(stemmer)
LHS.stop_words = get_stop_words(LANGUAGE)
print("\nSummary using Luhn Summarizer")
print("*******************************")
for sentence in LHS(document, SUMMARY_SENTENCES_COUNT):
sentences.append(str(sentence))
except Exception as e:
print(str(e))
finally:
return sentences
def test_various_words_with_significant_percentage():
document = build_document((
"1 a",
"2 b b",
"3 c c c",
"4 d d d",
"5 z z z z",
"6 e e e e e",
))
summarizer = LuhnSummarizer()
summarizer.stop_words = ("1", "2", "3", "4", "5", "6")
returned = summarizer(document, 1)
assert list(map(to_unicode, returned)) == [
"6 e e e e e",
]
returned = summarizer(document, 2)
assert list(map(to_unicode, returned)) == [
"5 z z z z",
"6 e e e e e",
]
returned = summarizer(document, 3)
assert list(map(to_unicode, returned)) == [
"3 c c c",
"5 z z z z",
"6 e e e e e",
]
def test_various_words_with_significant_percentage():
document = build_document((
"1 a",
"2 b b",
"3 c c c",
"4 d d d",
"5 z z z z",
"6 e e e e e",
))
summarizer = LuhnSummarizer()
summarizer.stop_words = ("1", "2", "3", "4", "5", "6")
returned = summarizer(document, 1)
assert list(map(to_unicode, returned)) == [
"6 e e e e e",
]
returned = summarizer(document, 2)
assert list(map(to_unicode, returned)) == [
"5 z z z z",
"6 e e e e e",
]
returned = summarizer(document, 3)
assert list(map(to_unicode, returned)) == [
"3 c c c",
"5 z z z z",
"6 e e e e e",
]
def test_various_words_with_significant_percentage(self):
document = build_document((
"1 a",
"2 b b",
"3 c c c",
"4 d d d",
"5 z z z z",
"6 e e e e e",
))
summarizer = LuhnSummarizer()
summarizer.stop_words = ("1", "2", "3", "4", "5", "6")
returned = summarizer(document, 1)
self.assertEqual(len(returned), 1)
self.assertEqual(to_unicode(returned[0]), "6 e e e e e")
returned = summarizer(document, 2)
self.assertEqual(len(returned), 2)
self.assertEqual(to_unicode(returned[0]), "5 z z z z")
self.assertEqual(to_unicode(returned[1]), "6 e e e e e")
returned = summarizer(document, 3)
self.assertEqual(len(returned), 3)
self.assertEqual(to_unicode(returned[0]), "3 c c c")
self.assertEqual(to_unicode(returned[1]), "5 z z z z")
self.assertEqual(to_unicode(returned[2]), "6 e e e e e")
def test_three_sentences(self):
document = build_document((
"wa s s s wa s s s wa",
"wb s wb s wb s s s s s s s s s wb",
"wc s s wc s s wc",
))
summarizer = LuhnSummarizer()
summarizer.stop_words = ("s", )
returned = summarizer(document, 1)
self.assertEqual(len(returned), 1)
self.assertEqual(to_unicode(returned[0]),
"wb s wb s wb s s s s s s s s s wb")
returned = summarizer(document, 2)
self.assertEqual(len(returned), 2)
self.assertEqual(to_unicode(returned[0]),
"wb s wb s wb s s s s s s s s s wb")
self.assertEqual(to_unicode(returned[1]), "wc s s wc s s wc")
returned = summarizer(document, 3)
self.assertEqual(len(returned), 3)
self.assertEqual(to_unicode(returned[0]), "wa s s s wa s s s wa")
self.assertEqual(to_unicode(returned[1]),
"wb s wb s wb s s s s s s s s s wb")
self.assertEqual(to_unicode(returned[2]), "wc s s wc s s wc")
def test_single_sentence(self):
document = build_document(("Já jsem jedna věta",))
summarizer = LuhnSummarizer()
summarizer.stop_words = ("já", "jsem",)
returned = summarizer(document, 10)
self.assertEqual(len(returned), 1)
def luhn(parser,sentence_count):
summarizer_1 = LuhnSummarizer(Stemmer(language))
summarizer_1.stop_words = get_stop_words(language)
summary_1 = summarizer_1(parser.document, sentence_count)
temp = ''
for sentence in summary_1:
temp = temp + str(sentence)
return (temp)
def luhn_summarizer(text, stemmer, LANGUAGE, SENTENCES_COUNT):
parser = PlaintextParser.from_string(text, sumytoken(LANGUAGE))
summarizer_luhn = LuhnSummarizer(stemmer)
summarizer_luhn.stop_words = get_stop_words(LANGUAGE)
sentences = []
for sentence in summarizer_luhn(parser.document, SENTENCES_COUNT):
a = sentence
sentences.append(str(a))
return " ".join(sentences)
def luhn_summarizer(text, stemmer, language, sentences_count):
parser = PlaintextParser.from_string(text, Tokenizer(language))
summarizer_luhn = LuhnSummarizer(stemmer)
summarizer_luhn.stop_words = get_stop_words(language)
sentences = []
for sentence in summarizer_luhn(parser.document, sentences_count):
a = sentence
sentences.append(str(a))
return "\n".join(sentences)
def test_two_sentences(self):
document = build_document(("Já jsem 1. věta", "A já ta 2. vítězná výhra"))
summarizer = LuhnSummarizer()
summarizer.stop_words = ("já", "jsem", "a", "ta",)
returned = summarizer(document, 10)
self.assertEqual(len(returned), 2)
self.assertEqual(to_unicode(returned[0]), "Já jsem 1. věta")
self.assertEqual(to_unicode(returned[1]), "A já ta 2. vítězná výhra")
def __init__():
LANGUAGE = "english"
SENTENCES_COUNT = 1
stemmer = Stemmer(LANGUAGE)
lsaSummarizer = Lsa(stemmer)
lsaSummarizer.stop_words = get_stop_words(LANGUAGE)
luhnSummarizer = Luhn(stemmer)
luhnSummarizer.stop_words = get_stop_words(LANGUAGE)
# edmundsonSummarizer.bonus_words = get_bonus_words
lexrankSummarizer = LexRank(stemmer)
lexrankSummarizer.stop_words = get_stop_words(LANGUAGE)
textrankSummarizer = TxtRank(stemmer)
textrankSummarizer.stop_words = get_stop_words(LANGUAGE)
sumbasicSummarizer = SumBasic(stemmer)
sumbasicSummarizer.stop_words = get_stop_words(LANGUAGE)
klSummarizer = KL(stemmer)
klSummarizer.stop_words = get_stop_words(LANGUAGE)
parser = HtmlParser.from_string(text, 0, Tokenizer(LANGUAGE))
allvariations = []
for sentence in lsaSummarizer(parser.document, SENTENCES_COUNT):
# print("Summarizing text via LSA: ")
print((str(sentence)))
allvariations.append(sentence)
for sentence in luhnSummarizer(parser.document, SENTENCES_COUNT):
#print("Summarizing text via Luhn: ")
print(str(sentence))
allvariations.append(sentence)
for sentence in lexrankSummarizer(parser.document, SENTENCES_COUNT):
#print("Summarizing text via Lexrank: ")
print(str(sentence))
allvariations.append(sentence)
for sentence in textrankSummarizer(parser.document, SENTENCES_COUNT):
#print("Summarizing text via Textrank: ")
print(str(sentence))
allvariations.append(sentence)
for sentence in sumbasicSummarizer(parser.document, SENTENCES_COUNT):
#print("Summarizing text via Sumbasic: ")
print(str(sentence))
allvariations.append(sentence)
for sentence in klSummarizer(parser.document, SENTENCES_COUNT):
#print("Summarizing text via klSum: ")
print(str(sentence))
allvariations.append(sentence)
return allvariations
def luhn(self,text_parser):
assert isinstance(text_parser,plaintext.PlaintextParser)
summarizer=Luhn()
#EnglishStemmer())
#summarizer.stop_words=stopwords.words("english")
summarizer.stop_words=get_stop_words(settings.SUMMARIZER_LANGUAGE)
return summarizer(text_parser.document,settings.SUMMARIZER_TOP_X_SENTENCES)
def test_two_sentences():
document = build_document(("Já jsem 1. věta", "A já ta 2. vítězná výhra"))
summarizer = LuhnSummarizer()
summarizer.stop_words = ("já", "jsem", "a", "ta",)
returned = summarizer(document, 10)
assert list(map(to_unicode, returned)) == [
"Já jsem 1. věta",
"A já ta 2. vítězná výhra",
]
def test_two_sentences():
document = build_document(("Já jsem 1. věta", "A já ta 2. vítězná výhra"))
summarizer = LuhnSummarizer()
summarizer.stop_words = ("já", "jsem", "a", "ta",)
returned = summarizer(document, 10)
assert list(map(to_unicode, returned)) == [
"Já jsem 1. věta",
"A já ta 2. vítězná výhra",
]
def sumy_luhn_summarizer(docx):
parser = PlaintextParser.from_string(docx, Tokenizer("english"))
luhn_summarizer = LuhnSummarizer()
luhn_summarizer = LuhnSummarizer(Stemmer("english"))
luhn_summarizer.stop_words = get_stop_words("english")
#Summarize the document with 2 sentences
summary = luhn_summarizer(parser.document, 2)
summary_list = [str(sentence) for sentence in summary]
result = ' '.join(summary_list)
return result
def summarize_url(url, summarizer):
# E.G. url = "http://www.cnn.com/2016/06/12/politics/hillary-clinton-bernie-sanders-meeting-tuesday/index.html"
print 'Summarizing ', url
parser = HtmlParser.from_url(url, Tokenizer(LANGUAGE))
# or for plain text files
# parser = PlaintextParser.from_file("document.txt", Tokenizer(LANGUAGE))
stemmer = Stemmer(LANGUAGE)
if summarizer == 'luhn':
summarizer = LuhnSummarizer(stemmer)
elif summarizer == 'edmundson':
summarizer = ESummarizer(stemmer)
elif summarizer == 'lsa':
summarizer = LsaSummarizer(stemmer)
elif summarizer == 'lex':
summarizer = LexSummarizer(stemmer)
elif summarizer == 'text':
summarizer = TextSummarizer(stemmer)
elif summarizer == 'sb':
summarizer = SumBasicSummarizer(stemmer)
else:
summarizer = KLSummarizer(stemmer)
summarizer.stop_words = get_stop_words(LANGUAGE)
print summarizer
sentences = []
for sentence in summarizer(parser.document, SENTENCES_COUNT):
print sentence
sentences.append(str(sentence))
return sentences
def luhn_summarizer(data):
text = data
parser = PlaintextParser.from_string((text), sumytoken(LANGUAGE))
stemmer = Stemmer(LANGUAGE)
print ("\n","*"*30, "LUHN SUMMARIZER", "*"*30)
summarizer_luhn = LuhnSummarizer(stemmer)
summarizer_luhn.stop_words = get_stop_words(LANGUAGE)
result = ''
for sentence in summarizer_luhn(parser.document, SENTENCES_COUNT):
result += str(sentence)
return result
def searchGoogle(querystring):
# to do -> handle exceptions, re-query on google if there is an exception by going to the next link and same for pdf and ppt
num_page = 1
linkno = 0
while (True):
# infinite loop to search for the answer for querystring until it is found
try:
print(
'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~'
)
print("QUERY --> " + str(querystring))
# print(querystring)
searchresult = google.search(querystring, num_page)
searchlink = searchresult[
linkno].link # this is the first link of the google search results...we will always go to the first link
print("Search Link --> " + str(searchlink))
if searchlink[-4:] == '.pdf' or searchlink[-4:] == '.ppt':
# go to next link id the current link is a ppt or pdf
print("Can't include ppts or pdfs, trying next link on Google")
linkno += 1
if linkno > 9:
# if number of links on one page have been exceede, go to the next google link page
num_page += 1
linkno = 0
else:
LANGUAGE = "english"
SENTENCES_COUNT = 10
parser = HtmlParser.from_url(searchlink, Tokenizer(LANGUAGE))
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# Summarisation using Luhn Summarizer
stopwords1 = set(stopwords.words('english'))
datastring = ''
# using the LuhnSummarizer
summarizer = LuhnSummarizer()
summarizer.stop_words = stopwords1
for sentence in summarizer(parser.document, SENTENCES_COUNT):
# print(sentence)
datastring += str(sentence)
return datastring
except:
linkno += 1
if linkno > 9:
# if number of links on one page have been exceede, go to the next google link page
num_page += 1
linkno = 0
def summarize_text(text):
language = "english"
parser = PlaintextParser.from_string(text, Tokenizer(language))
summarizer = LuhnSummarizer(Stemmer(language))
summarizer.stop_words = sumy.utils.get_stop_words(language)
summary_text = ""
for sentence in summarizer(parser.document, 5):
summary_text += str(sentence) + " "
return summary_text
def luhnReferenceSummary(path):
sentencesList = []
parser = PlaintextParser.from_file(path, Tokenizer(LANGUAGE))
stemmer = Stemmer(LANGUAGE)
summarizer = LuhnSummarizer(stemmer)
summarizer.stop_words = get_stop_words(LANGUAGE)
for sentence in summarizer(parser.document, SENTENCES_COUNT):
#print(sentence._text)
sentencesList.append(sentence._text)
return sentencesList
def _get_summary(document):
parser = PlaintextParser.from_string(document, Tokenizer(LANGUAGE))
stemmer = Stemmer(LANGUAGE)
summarizer = Summarizer(stemmer)
summarizer.stop_words = STOP_WORDS
summary = " "
for sentence in summarizer(parser.document, SENTENCES_COUNT):
summary += " ".join(sentence.words)
return summary
def luhnReferenceSummary(path): sentencesList=[] parser = PlaintextParser.from_file(path, Tokenizer(LANGUAGE)) stemmer = Stemmer(LANGUAGE) summarizer = LuhnSummarizer(stemmer) summarizer.stop_words = get_stop_words(LANGUAGE) for sentence in summarizer(parser.document, SENTENCES_COUNT): #print(sentence._text) sentencesList.append(sentence._text) return sentencesList
def Summarize_Content_Custom(Audio_Text, sentences_count, Summarize_Method):
actual_sentences_count = float(len(sent_tokenize(Audio_Text))) * 0.5
parser = PlaintextParser.from_string(Audio_Text, Tokenizer("english"))
stemmer = Stemmer("english")
if (Summarize_Method == "Gensim"):
#ratio: define length of the summary as a proportion of the text
temp = summarize(Audio_Text, ratio=0.5)
sen = sent_tokenize(temp)
sen = Counter(sen)
temp = sen.most_common(sentences_count)
for value in temp:
print(value[0])
elif (Summarize_Method == "LexRankSummarizer"):
# Using LexRank(Sentence based ranking based on repeating sentences)
summarizer_Lex = LexRankSummarizer(stemmer)
summarizer_Lex.stop_words = get_stop_words("english")
#Summarize the document with 2 sentences
summary = summarizer_Lex(parser.document, actual_sentences_count)
sen = Counter(summary)
temp = sen.most_common(sentences_count)
for value in temp:
print(value[0])
elif (Summarize_Method == "LuhnSummarizer"):
# Using LUHN(Sentence based on frequency of most important words)
summarizer_luhn = LuhnSummarizer(stemmer)
summarizer_luhn.stop_words = get_stop_words("english")
summary_1 = summarizer_luhn(parser.document, actual_sentences_count)
sen = Counter(summary_1)
temp = sen.most_common(sentences_count)
for value in temp:
print(value[0])
elif (Summarize_Method == "LsaSummarizer"):
# Using LSA(Sentence based on frequency of most important words)
summarizer_lsa2 = LsaSummarizer()
summarizer_lsa2 = LsaSummarizer(stemmer)
summarizer_lsa2.stop_words = get_stop_words("english")
summary = summarizer_lsa2(parser.document, actual_sentences_count)
sen = Counter(summary)
temp = sen.most_common(sentences_count)
for value in temp:
print(value[0])
elif (Summarize_Method == "TextRankSummarizer"):
# Using LSA(Sentence based on frequency of most important words)
summarizer_text = TextRankSummarizer()
summarizer_text = TextRankSummarizer(stemmer)
summarizer_text.stop_words = get_stop_words("english")
summary = summarizer_text(parser.document, actual_sentences_count)
sen = Counter(summary)
temp = sen.most_common(sentences_count)
for value in temp:
print(value[0])
def test_two_sentences_but_one_winner(self):
document = build_document(
("Já jsem 1. vítězná ta věta", "A já ta 2. vítězná věta"))
summarizer = LuhnSummarizer()
summarizer.stop_words = (
"já",
"jsem",
"a",
"ta",
)
returned = summarizer(document, 1)
self.assertEqual(len(returned), 1)
self.assertEqual(to_unicode(returned[0]), "A já ta 2. vítězná věta")
def summarize_url(url,summarizer):
# E.G. url = "http://www.cnn.com/2016/06/12/politics/hillary-clinton-bernie-sanders-meeting-tuesday/index.html"
print 'Summarizing ', url
parser = HtmlParser.from_url(url, Tokenizer(LANGUAGE))
# or for plain text files
# parser = PlaintextParser.from_file("document.txt", Tokenizer(LANGUAGE))
stemmer = Stemmer(LANGUAGE)
if summarizer == 'luhn':
summarizer = LuhnSummarizer(stemmer)
elif summarizer == 'edmundson':
summarizer = ESummarizer(stemmer)
elif summarizer == 'lsa':
summarizer = LsaSummarizer(stemmer)
elif summarizer == 'lex':
summarizer = LexSummarizer(stemmer)
elif summarizer == 'text':
summarizer = TextSummarizer(stemmer)
elif summarizer == 'sb':
summarizer = SumBasicSummarizer(stemmer)
else:
summarizer = KLSummarizer(stemmer)
summarizer.stop_words = get_stop_words(LANGUAGE)
print summarizer
sentences = []
for sentence in summarizer(parser.document, SENTENCES_COUNT):
print sentence
sentences.append(str(sentence))
return sentences
def Luhn(rsc_file, dst_file, count):
language = "chinese"
parser = PlaintextParser.from_file(rsc_file,
Tokenizer(language),
encoding='utf-8')
stemmer = Stemmer(language) # 语言容器
summarizer = LuhnSummarizer(stemmer) # Luhn算法
summarizer.stop_words = get_stop_words(language)
with open(dst_file, 'w', encoding='utf-8') as f:
for sentence in summarizer(parser.document, count):
f.write(str(sentence))
f.write('\n')
print(sentence)
def webBrowse():
SENTENCES_COUNT = numOfSent.get()
parser = HtmlParser.from_url(url.get(), Tokenizer(LANGUAGE))
stemmer = Stemmer(LANGUAGE)
summarizer = Summarizerurl(stemmer)
summarizer.stop_words = get_stop_words(LANGUAGE)
outputFile = open("C://Users//rakesh chandra//Desktop//ATS//outputU.txt",
'w')
for sentence in summarizer(parser.document, SENTENCES_COUNT):
print(sentence)
outputFile.write("-> ")
outputFile.write(str(sentence))
outputFile.write("\n \n")
os.startfile("C://Users//rakesh chandra//Desktop//ATS//outputU.txt")
def find_relevant_quote(book_id, chapter, num_sentences=1, technique='luhn'):
"""
Create an extractive summary for a chapter of the book.
Parameters:
book_id: (str) the book identifier
chapter: is the chapter number to summarize
num_sentences: how many sentences to extract
Returns:
sentences: the extracted sentences
"""
chapter_filename = get_data_filename(book_id, 'book_chapters', chapter)
parser = PlaintextParser.from_file(chapter_filename, Tokenizer("english"))
if technique == 'lsa':
summarizer = LsaSummarizer()
elif technique == 'lexrank':
summarizer = LexRankSummarizer()
elif technique == 'textrank':
summarizer = TextRankSummarizer()
elif technique == 'kl':
summarizer = KLSummarizer()
elif technique == 'random':
summarizer = RandomSummarizer()
elif technique == 'reduction':
summarizer = ReductionSummarizer()
elif technique == 'sumbasic':
summarizer = SumBasicSummarizer()
else:
summarizer = LuhnSummarizer()
summary = summarizer(parser.document, num_sentences)
return summary
def luhn(docx,x):
parser = PlaintextParser.from_string(docx, Tokenizer("english"))
summarizer_1 = LuhnSummarizer()
summary = summarizer_1(parser.document, x)
summary_list = [str(sentence) for sentence in summary]
result = ' '.join(summary_list)
return result
def summarize_with_info(self, corpus, length, algorithm):
parser = PlaintextParser.from_string(corpus, Tokenizer(self.LANGUAGE))
if algorithm == "textrank":
summarizer = TextRankSummarizer(Stemmer(self.LANGUAGE))
elif algorithm == "lexrank":
summarizer = LexRankSummarizer(Stemmer(self.LANGUAGE))
elif algorithm == "luhn":
summarizer = LuhnSummarizer(Stemmer(self.LANGUAGE))
elif algorithm == "edmundson":
summarizer = EdmundsonSummarizer(Stemmer(self.LANGUAGE))
summarizer.bonus_words = parser.significant_words
summarizer.stigma_words = parser.stigma_words
elif algorithm == "kl":
summarizer = KLSummarizer(Stemmer(self.LANGUAGE))
elif algorithm == "lsa":
summarizer = LsaSummarizer(Stemmer(self.LANGUAGE))
elif algorithm == "sumbasic":
summarizer = SumBasicSummarizer(Stemmer(self.LANGUAGE))
elif algorithm == "random":
summarizer = RandomSummarizer(Stemmer(self.LANGUAGE))
else:
raise NotImplemented("Summary algorithm is not available")
summarizer.stop_words = get_stop_words(self.LANGUAGE)
return summarizer(parser.document, length)
def createSummary (text, language="english", num_sentences=3, method="lexrank"):
#LANGUAGE = "english"
#SENTENCES_COUNT = 5
# url = "https://en.wikipedia.org/wiki/Automatic_summarization"
# parser = HtmlParser.from_url(url, Tokenizer(LANGUAGE))
# or for plain text files
# parser = PlaintextParser.from_file("document.txt", Tokenizer(LANGUAGE))
# Language tokenizer
tokenizer = Tokenizer(language)
parser = PlaintextParser.from_string(text, tokenizer)
# word stemming
stemmer = Stemmer(language)
if (method == "lexrank"):
summarizer = LexRankSummarizer(stemmer)
elif (method == "lsa"):
summarizer = LSASummarizer(stemmer)
elif (method == "luhn"):
summarizer = LuhnSummarizer(stemmer)
elif (method == "kl"):
summarizer = KLSummarizer(stemmer)
else:
raise Exception (f'Unknown summarization method: ${method}')
summarizer.stop_words = get_stop_words(language)
result = []
for sentence in summarizer(parser.document, num_sentences):
result.append (str(sentence))
return result
def Luhn_summarizer(docx):
parser = PlaintextParser.from_string(docx, Tokenizer("english"))
luhn_summarizer = LuhnSummarizer()
summary_4 = luhn_summarizer(parser.document, 3)
summary_list_4 = [str(sentence) for sentence in summary_4]
result_4 = ' '.join(summary_list_4)
return result_4
def LuhnSummary(document, sentences):
parser = PlaintextParser.from_string(document, Tokenizer("english"))
summarizer = LuhnSummarizer()
summary = summarizer(parser.document, sentences)
# for sentence in summary:
# print(sentence)
return summary
def test_real_example():
parser = PlaintextParser.from_string(
"Jednalo se o případ chlapce v 6. třídě, který měl problémy s učením. "
"Přerostly až v reparát z jazyka na konci školního roku. "
"Nedopadl bohužel dobře a tak musel opakovat 6. třídu, což se chlapci ani trochu nelíbilo. "
"Připadal si, že je mezi malými dětmi a realizoval se tím, že si ve třídě "
"o rok mladších dětí budoval vedoucí pozici. "
"Dost razantně. Fyzickou převahu měl, takže to nedalo až tak moc práce.",
Tokenizer("czech")
)
summarizer = LuhnSummarizer(stem_word)
summarizer.stop_words = get_stop_words("czech")
returned = summarizer(parser.document, 2)
assert list(map(to_unicode, returned)) == [
"Jednalo se o případ chlapce v 6. třídě, který měl problémy s učením.",
"Připadal si, že je mezi malými dětmi a realizoval se tím, že si ve třídě o rok mladších dětí budoval vedoucí pozici.",
]
def test_three_sentences(self):
document = build_document((
"wa s s s wa s s s wa",
"wb s wb s wb s s s s s s s s s wb",
"wc s s wc s s wc",
))
summarizer = LuhnSummarizer()
summarizer.stop_words = ("s",)
returned = summarizer(document, 1)
self.assertEqual(len(returned), 1)
self.assertEqual(to_unicode(returned[0]), "wb s wb s wb s s s s s s s s s wb")
returned = summarizer(document, 2)
self.assertEqual(len(returned), 2)
self.assertEqual(to_unicode(returned[0]), "wb s wb s wb s s s s s s s s s wb")
self.assertEqual(to_unicode(returned[1]), "wc s s wc s s wc")
returned = summarizer(document, 3)
self.assertEqual(len(returned), 3)
self.assertEqual(to_unicode(returned[0]), "wa s s s wa s s s wa")
self.assertEqual(to_unicode(returned[1]), "wb s wb s wb s s s s s s s s s wb")
self.assertEqual(to_unicode(returned[2]), "wc s s wc s s wc")
from __future__ import absolute_import
from __future__ import division, print_function, unicode_literals
from sumy.parsers.html import HtmlParser
from sumy.parsers.plaintext import PlaintextParser
from sumy.nlp.tokenizers import Tokenizer
from sumy.summarizers.lsa import LsaSummarizer
from sumy.summarizers.luhn import LuhnSummarizer
from sumy.nlp.stemmers import Stemmer
from sumy.utils import get_stop_words
import sys
LANGUAGE = "english"
SENTENCES_COUNT = int(sys.argv[2])
text_file = sys.argv[1]
if __name__ == "__main__":
parser = PlaintextParser.from_file(text_file, Tokenizer(LANGUAGE))
stemmer = Stemmer(LANGUAGE)
summarizer = LuhnSummarizer(stemmer)
summarizer.stop_words = get_stop_words(LANGUAGE)
for sentence in summarizer(parser.document, SENTENCES_COUNT):
print(sentence)
class TestSentenceRating(unittest.TestCase):
def setUp(self):
self.summarizer = LuhnSummarizer()
self.sentence = build_sentence(
"Nějaký muž šel kolem naší zahrady a žil pěkný život samotáře")
def test_significant_words(self):
self.summarizer.significant_percentage = 1/5
words = self.summarizer._get_significant_words((
"wa", "wb", "wc", "wd", "we", "wf", "wg", "wh", "wi", "wj",
"wa", "wb",
))
self.assertEqual(tuple(sorted(words)), ("wa", "wb"))
def test_stop_words_not_in_significant_words(self):
self.summarizer.stop_words = ["stop", "Halt", "SHUT", "HmMm"]
words = self.summarizer._get_significant_words([
"stop", "Stop", "StOp", "STOP",
"halt", "Halt", "HaLt", "HALT",
"shut", "Shut", "ShUt", "SHUT",
"hmmm", "Hmmm", "HmMm", "HMMM",
"some", "relevant", "word",
"some", "more", "relevant", "word",
])
self.assertEqual(tuple(sorted(words)), ("relevant", "some", "word"))
def test_zero_rating(self):
significant_stems = ()
self.assertEqual(self.summarizer.rate_sentence(self.sentence, significant_stems), 0)
def test_single_word(self):
significant_stems = ("muž",)
self.assertEqual(self.summarizer.rate_sentence(self.sentence, significant_stems), 0)
def test_single_word_before_end(self):
significant_stems = ("život",)
self.assertEqual(self.summarizer.rate_sentence(self.sentence, significant_stems), 0)
def test_single_word_at_end(self):
significant_stems = ("samotáře",)
self.assertEqual(self.summarizer.rate_sentence(self.sentence, significant_stems), 0)
def test_two_chunks_too_far(self):
significant_stems = ("šel", "žil",)
self.assertEqual(self.summarizer.rate_sentence(self.sentence, significant_stems), 0)
def test_two_chunks_at_begin(self):
significant_stems = ("muž", "šel",)
self.assertEqual(self.summarizer.rate_sentence(self.sentence, significant_stems), 2)
def test_two_chunks_before_end(self):
significant_stems = ("pěkný", "život",)
self.assertEqual(self.summarizer.rate_sentence(self.sentence, significant_stems), 2)
def test_two_chunks_at_end(self):
significant_stems = ("pěkný", "samotáře",)
self.assertEqual(self.summarizer.rate_sentence(self.sentence, significant_stems), 4/3)
def test_three_chunks_at_begin(self):
significant_stems = ("nějaký", "muž", "šel",)
self.assertEqual(self.summarizer.rate_sentence(self.sentence, significant_stems), 3)
def test_three_chunks_at_end(self):
significant_stems = ("pěkný", "život", "samotáře",)
self.assertEqual(self.summarizer.rate_sentence(self.sentence, significant_stems), 3)
def test_three_chunks_with_gaps(self):
significant_stems = ("muž", "šel", "zahrady",)
self.assertEqual(self.summarizer.rate_sentence(self.sentence, significant_stems), 9/5)
def test_chunks_with_user_gap(self):
self.summarizer.max_gap_size = 6
significant_stems = ("muž", "šel", "pěkný",)
self.assertEqual(self.summarizer.rate_sentence(self.sentence, significant_stems), 9/8)
def test_three_chunks_with_1_gap(self):
sentence = build_sentence("w s w s w")
significant_stems = ("w",)
self.assertEqual(self.summarizer.rate_sentence(sentence, significant_stems), 9/5)
def test_three_chunks_with_2_gap(self):
sentence = build_sentence("w s s w s s w")
significant_stems = ("w",)
self.assertEqual(self.summarizer.rate_sentence(sentence, significant_stems), 9/7)
def test_three_chunks_with_3_gap(self):
sentence = build_sentence("w s s s w s s s w")
significant_stems = ("w",)
self.assertEqual(self.summarizer.rate_sentence(sentence, significant_stems), 1)
def setUp(self):
self.summarizer = LuhnSummarizer()
self.sentence = build_sentence(
"Nějaký muž šel kolem naší zahrady a žil pěkný život samotáře")