def getLanguage(self):
if self.clients['language'] is None:
from google.cloud import language
self.clients['language'] = language.Client(
self.get_google_cloud_credentials('google-ml-apis'))
# print 'projectId: %s' % self.projectId
return self.clients['language']
def analyze(reviews):
"""
param:reviews : list of reviews for a particular faculty
"""
annotations_list = []
language_client = language.Client()
for review in reviews:
document = language_client.document_from_html(review.content)
annotations = document.annotate_text(include_sentiment=True,
include_syntax=False,
include_entities=False)
annotations_list.append(annotations)
positive, negative, neutral = 0, 0, 0
total = len(annotations_list)
for annotation in annotations_list:
score = annotation.sentiment.score
magnitude = annotation.sentiment.magnitude
if score >= 0.2:
positive += 1
elif score <= -0.2:
negative += 1
else:
neutral += 1
return (total, positive, negative, neutral)
def language_analysis():
"""
reads the .txt file from the provided path in command line
uses google language api to extract and print "person", "organization" and "location" name entity from provided text file
"""
# must have language api activated for this to work
from google.cloud import language # importing google cloud natural language api
try:
file_path = sys.argv[1]
text_file = open(file_path)
text_content = text_file.read()
language_client = language.Client(
) # calling client to make language api call
client_text_content = language_client.document_from_text(text_content)
recognized_entities = client_text_content.analyze_entities()
# recognized_entities = processed_text.entities()
extracted_entities = recognized_entities.entities
for entity in extracted_entities:
if entity.entity_type in ["PERSON", "ORGANIZATION", "LOCATION"]:
print(entity.name)
except KeyboardInterrupt:
print("You cancelled the operation; Bbye.")
except ImportError:
print("No module found, make sure you have required modules installed")
except IOError:
print("An error orrured trying to read the file")
except:
print("something seems Strange; there is some error")
def sentiment_analysis():
parser = reqparse.RequestParser()
parser.add_argument("query")
args = parser.parse_args()
text = args.get("query")
client = language.Client()
try:
document = client.document_from_text(text)
sent_analysis = document.analyze_sentiment()
dir(sent_analysis)
sentiment = sent_analysis.sentiment
except:
print("Exception in sentiment_analysis")
text = " "
document = client.document_from_text(text)
sent_analysis = document.analyze_sentiment()
dir(sent_analysis)
sentiment = sent_analysis.sentiment
else:
print("Non-exception error in sentiment_analysis")
sentiment = ""
result = {"score": sentiment.score, "magnitude": sentiment.magnitude}
result = json.dumps(result)
return result
def sentiment_text(result, text):
"""
Detects sentiment in the text.
Modified code at https://cloud.google.com/natural-language/docs/reference/libraries
need to install 'Google Cloud SDK' and authenticate by typing the following command:
gcloud auth application-default login
"""
language_client = language.Client()
f = open(text, 'r')
analizee = f.read()
f.close()
# result.write(analizee)
result.write(text + '\n')
# Instantiates a plain text document.
document = language_client.document_from_text(analizee)
# Detects sentiment in the document. You can also analyze HTML with:
# document.doc_type == language.Document.HTML
sentiment = document.analyze_sentiment().sentiment
# if score is 0.0, try to disambiguate by extracting last 5 sentences
if sentiment.score == 0.0:
analizee = analizee.split('.')
analizee = analizee[-5:]
analizee = '.'.join(analizee)
document = language_client.document_from_text(analizee)
sentiment = document.analyze_sentiment().sentiment
result.write('Score: {}\n'.format(sentiment.score))
result.write('Magnitude: {}\n'.format(sentiment.magnitude))
def create(cls, review, category):
language_client = language.Client()
document = language_client.document_from_text(review)
sentiment = document.analyze_sentiment().sentiment
if (sentiment.score >= -1) and (sentiment.score <= -0.26):
polarity = "Negative"
score = float(sentiment.score)
magnitude = float(sentiment.magnitude)
elif (sentiment.score >= -0.25) and (sentiment.score <= 0.25):
polarity = "Neutral"
score = float(sentiment.score)
magnitude = float(sentiment.magnitude)
elif (sentiment.score >= 0.26) and (sentiment.score <= 1):
polarity = "Positive"
score = float(sentiment.score)
magnitude = float(sentiment.magnitude)
reviews = AnalyzeSentiments()
reviews.review = review
reviews.category = category
reviews.senti_polarity = polarity
reviews.senti_score = score
reviews.senti_magnitude = magnitude
reviews.put()
print('Category: {}'.format(category))
print('Text: {}'.format(review))
print('Polarity: {}'.format(polarity))
print('Sentiment: {}, {}'.format(sentiment.score, sentiment.magnitude))
return reviews
def googleAPI(df):
text_content = df['article']
client = language.Client()
document = client.document_from_text(text_content)
annotations = document.annotate_text(include_sentiment=True, include_syntax=True,
include_entities=True)
sentenceList = []
for sentence in annotations.sentences:
sentenceList.append(sentence.content)
df['googleAPIsentences'] = sentenceList
tokenList = []
for token in annotations.tokens:
tokenList.append({token.text_content: token.part_of_speech})
df['googleAPItokens'] = tokenList
df['googleAPIsentiment'] = [annotations.sentiment.score, annotations.sentiment.magnitude]
entityList = []
for entity in annotations.entities:
entityList.append({'name': entity.name,
'type': entity.entity_type,
'wikipedia_url': entity.wikipedia_url,
'metadata': entity.metadata,
'salience': entity.salience})
df['googleAPIentities'] = entityList
return df
def sentiment_analysis(text):
client = language.Client()
document = client.document_from_text(text)
sent_analysis = document.analyze_sentiment()
dir(sent_analysis)
sentiment = sent_analysis.sentiment
return sentiment
def analyzeText(text):
client = language.Client()
document = client.document_from_text(text)
sent_analysis = document.analyze_sentiment()
sentiment = sent_analysis.sentiment
ent_analysis = document.analyze_entities()
entities = ent_analysis.entities
return sentiment, entities
def setUpModule():
_helpers.PROJECT = TESTS_PROJECT
Config.CLIENT = language.Client()
# Now create a bucket for GCS stored content.
storage_client = storage.Client()
bucket_name = 'new' + unique_resource_id()
Config.TEST_BUCKET = storage_client.bucket(bucket_name)
retry_429(Config.TEST_BUCKET.create)()
def setUpModule():
Config.CLIENT = language.Client()
# Now create a bucket for GCS stored content.
storage_client = storage.Client()
bucket_name = 'new' + unique_resource_id()
Config.TEST_BUCKET = storage_client.bucket(bucket_name)
# 429 Too Many Requests in case API requests rate-limited.
retry_429 = RetryErrors(exceptions.TooManyRequests)
retry_429(Config.TEST_BUCKET.create)()
def language_analysis(text): client = language.Client() document = client.document_from_text(text) sent_analysis = document.analyze_sentiment() # print(dir(sent_analysis)) sentiment = sent_analysis.sentiment # direction and magnitude ent_analysis = document.analyze_entities() entities = ent_analysis.entities # entity and salience return sentiment, entities
def get_entity_counts_sentiment_score(message_subject, message_content):
"""Extract entities using google NLP API
Sentiment analysis inspects the given text and identifies the
prevailing emotional opinion within the text, especially to
determine a writer's attitude as positive, negative, or neutral.
Entity analysis inspects the given text for known entities (Proper
nouns such as public figures, landmarks, and so on. Common nouns
such as restaurant, stadium, and so on.) and returns information
about those entities.
Args
text: content of text to feed into API
Returns:
entity_count_person, entity_count_location, entity_count_organization,
entity_count_event, entity_count_work_of_art, entity_count_consumer_good,
sentiment_score
"""
text = message_subject + message_content
client = language.Client()
document = client.document_from_text(text)
# Detects sentiment in the document.
annotations = document.annotate_text(include_sentiment=True,
include_syntax=False,
include_entities=True)
# get overal text sentiment score
sentiment_score = annotations.sentiment.score
# get total counts for each entity found in text
PERSON = []
LOCATION = []
ORGANIZATION = []
EVENT = []
WORK_OF_ART = []
CONSUMER_GOOD = []
entities_found = []
for e in annotations.entities:
entities_found.append(e.entity_type)
entity_count_person = len([i for i in entities_found if i == 'PERSON'])
entity_count_location = len([i for i in entities_found if i == 'LOCATION'])
entity_count_organization = len(
[i for i in entities_found if i == 'ORGANIZATION'])
entity_count_event = len([i for i in entities_found if i == 'EVENT'])
entity_count_work_of_art = len(
[i for i in entities_found if i == 'WORK_OF_ART'])
entity_count_consumer_good = len(
[i for i in entities_found if i == 'CONSUMER_GOOD'])
return entity_count_person, entity_count_location, entity_count_organization, entity_count_event, entity_count_work_of_art, entity_count_consumer_good, sentiment_score
def langage_analysis(text):
client = language.Client()
document = client.document_from_text(text)
sent_analysis = document.analyze_sentiment()
print(dir(sent_analysis))
sentiment = sent_analysis.sentiment
ent_analysis = document.analyze_entities()
entities = ent_analysis.entities
return sentiment, entities
def run(self):
self._initLogging()
logging.debug("***speech analyzer starting")
try:
self._language_client = language.Client()
self._analyzeSpeech()
logging.debug("speech analyzer done analyzing")
except Exception, e:
logging.exception("speech analyzer exception")
def __init__(self, inputText, googleLanguageClient = None, watsonClient = None, googleLanguageModel = [], watsonLanguageModel = [], semanticRoleList = [], entitySizeLimit = 5, entities= [], keywords = []):
self.googleLanguageClient = language.Client()
self.watsonClient = self.initialize_watson_client()
self.inputText = inputText
self.googleLanguageModel = self.googleLanguageClient.document_from_text(self.inputText, language='es', encoding=language.Encoding.UTF8)
self.watsonLanguageModel = self.watsonClient.analyze(text = self.inputText, features=[features.Entities(), features.Keywords(), features.SemanticRoles()])
self.entitySizeLimit = entitySizeLimit
self.entities = self.extract_entities()
self.keywords = self.extract_keywords()
self.semanticRoleList = semanticRoleList
def analyzeText(text):
print "Performing sentiment analysis."
API_SIZE_LIMIT = 1000000
text = text[:API_SIZE_LIMIT]
language_client = language.Client()
document = language_client.document_from_text(text)
sentiment = document.analyze_sentiment()
return sentiment
def analyze_text_google_cloud(self, article):
client = language.Client()
document = client.document_from_text(article["title"])
annotations = document.annotate_text()
return {
"entities": annotations.entities,
"tokens": annotations.tokens,
"sentiment": annotations.sentiment
}
def getSubject(text):
language_client = language.Client()
if isinstance(text, six.binary_type):
text = text.decode('utf-8')
document = language_client.document_from_text(text)
tokens = document.analyze_syntax().tokens
for token in tokens:
tag = token.part_of_speech
if tag == "PRON" or tag == "NOUN":
return token.text_content
return "Error 404"
def analyze(text):
language_client = language.Client()
document = language_client.document_from_html(text)
annotations = document.annotate_text(include_sentiment=True,
include_syntax=False,
include_entities=False)
value_dict = set_dict(annotations)
return value_dict
def extract_syntax(transcriptions, metadata):
"""Extracts tokens in transcriptions using the GCP Natural Language API."""
client = language.Client()
document = client.document_from_text('\n'.join(transcriptions),
language='en',
encoding=_get_native_encoding_type())
# Only extracting tokens here, but the API also provides these other things
sentences, tokens, sentiment, entities, lang = document.annotate_text(
include_syntax=True, include_entities=False, include_sentiment=False)
return tokens, metadata
def analyze(wikipedia_news_filename):
"""call the cloud nlp API."""
language_client = language.Client()
with open(wikipedia_news_filename, 'r') as news_file:
document = language_client.document_from_text(news_file.read())
annotations = document.annotate_text(include_sentiment=True,
include_syntax=False,
include_entities=False)
analyze_annot(annotations)
def __init__(self,test_url):
self.test_url = test_url
self.language_client = language.Client()
self.paper_dic = {
'guardian':{
"api_key":"54c650a2-8ab0-4a35-9417-7f2111fd29e7",
"url_headers":{}},
'cnn':{},
'NYT':{},
}
self.set_url_headers()
self.get_timeline()
def getVerb(text):
language_client = language.Client()
if isinstance(text, six.binary_type):
text = text.decode('utf-8')
document = language_client.document_from_text(text)
tokens = document.analyze_syntax().tokens
for token in tokens:
# print(u'{}: {}'.format(token.part_of_speech, token.text_content))
tag = token.part_of_speech
if tag == "VERB":
return token.text_content
return "Error 404"
def syntax_text(text):
"""Detects syntax in the text."""
language_client = language.Client()
# Instantiates a plain text document.
document = language_client.document_from_text(text)
# Detects syntax in the document. You can also analyze HTML with:
# document.doc_type == language.Document.HTML
tokens = document.analyze_syntax()
for token in tokens:
print('{}: {}'.format(token.part_of_speech, token.text_content))
def sentiment_file(gcs_uri):
"""Detects sentiment in the file located in Google Cloud Storage."""
language_client = language.Client()
# Instantiates a plain text document.
document = language_client.document_from_url(gcs_uri)
# Detects sentiment in the document. You can also analyze HTML with:
# document.doc_type == language.Document.HTML
sentiment = document.analyze_sentiment()
print('Score: {}'.format(sentiment.score))
print('Magnitude: {}'.format(sentiment.magnitude))
def sentiment_text(text):
"""Detects sentiment in the text."""
language_client = language.Client()
# Instantiates a plain text document.
document = language_client.document_from_text(text)
# Detects sentiment in the document. You can also analyze HTML with:
# document.doc_type == language.Document.HTML
sentiment = document.analyze_sentiment()
print('Score: {}'.format(sentiment.score))
print('Magnitude: {}'.format(sentiment.magnitude))
def syntax_file(gcs_uri):
"""Detects syntax in the file located in Google Cloud Storage."""
language_client = language.Client()
# Instantiates a plain text document.
document = language_client.document_from_url(gcs_uri)
# Detects syntax in the document. You can also analyze HTML with:
# document.doc_type == language.Document.HTML
tokens = document.analyze_syntax()
for token in tokens:
print('{}: {}'.format(token.part_of_speech, token.text_content))
def get_sentiment(comment_tuple):
language_client = language.Client()
comments = comment_tuple[1]
document = language_client.document_from_text(comments)
annotations = document.annotate_text(include_syntax=False,
include_entities=False,
include_sentiment=True)
s_scores = []
for s in annotations.sentences:
s_scores.append(s.sentiment.score)
return (comment_tuple[0], s_scores)
def analyze(textToAnalyze):
"""Run a sentiment analysis request on text within a passed filename."""
language_client = language.Client()
document = language_client.document_from_html(
textToAnalyze) #TODO bu satır file almadan calısıyor mu bak
annotations = document.annotate_text(include_sentiment=True,
include_syntax=False,
include_entities=False)
# Print the results
print_result(annotations)
return annotations
