def explore_questions_by_topic(quora_data, root_question, topic):
already_explored_questions = set()
d = {}
for document in quora_data:
question = _get_question(document)
d[question] = document[question]
d[question]['related_questions'] = [_sanitize_question(x) for x in d[question]['related_questions']]
questions_queue = []
already_explored_questions.add(root_question)
questions_queue.append([root_question])
questions_path = []
while questions_queue:
# get the first path from the queue
questions_path = questions_queue.pop(0)
# get the last node from the path
question = questions_path[-1]
# questions_path found
print d[question]['topics']
if topic in d[question]['topics']:
break
# enumerate all adjacent nodes, construct a new path and push it into the queue
for related_question in d[question]['related_questions']:
if related_question not in already_explored_questions and related_question in d:
already_explored_questions.add(related_question)
new_questions_path = list(questions_path)
new_questions_path.append(related_question)
questions_queue.append(new_questions_path)
print 'Path leading to %s : %r' % (topic, questions_path)
def explore_questions_by_topic(quora_data, root_question, topic):
already_explored_questions = set()
d = {}
for document in quora_data:
question = _get_question(document)
d[question] = document[question]
d[question]['related_questions'] = [
_sanitize_question(x) for x in d[question]['related_questions']
]
questions_queue = []
already_explored_questions.add(root_question)
questions_queue.append([root_question])
questions_path = []
while questions_queue:
# get the first path from the queue
questions_path = questions_queue.pop(0)
# get the last node from the path
question = questions_path[-1]
# questions_path found
print d[question]['topics']
if topic in d[question]['topics']:
break
# enumerate all adjacent nodes, construct a new path and push it into the queue
for related_question in d[question]['related_questions']:
if related_question not in already_explored_questions and related_question in d:
already_explored_questions.add(related_question)
new_questions_path = list(questions_path)
new_questions_path.append(related_question)
questions_queue.append(new_questions_path)
print 'Path leading to %s : %r' % (topic, questions_path)
def _crawl_by_question(self, question, depth):
# Stopping crawling when depth exceeds maxdepth
if depth > self.maxdepth:
return
# Not crawling the question that was already crawled
if question in self.crawled_questions or question in self.bad_questions:
return
print 'crawling question: %s' % question
question_stats = Quora.get_question_stats(question)
# If something went awry crawling particular question
if question_stats == {}:
self.bad_questions.add(question)
return
latest_answers = Quora.get_latest_answers(question)
question_stats['latest_answers'] = latest_answers
print 'question_stats:\n', question_stats
print 'latest_answers:\n', latest_answers
print 'related_questions: \n', question_stats['related_questions']
print '---------------------------------------------------'
self.crawled_questions[question] = question_stats
# Inserting into database as we go...
self.db.questions.insert({question: question_stats})
for related_question in question_stats['related_questions']:
# Only considering complete questions (i.e. not ending in ...)
if not related_question.endswith('...'):
self._crawl_by_question(_sanitize_question(related_question),
depth + 1)