# Use YQL to answer questions with Yahoo! answers and python-yql
# Download Python-YQL from http://python-yql.org
import yql
import sys
import optparse
def prepare_answer(answer):
attrs = map(answer.get, ['Subject', 'ChosenAnswer', 'Date', 'UserNick', 'ChosenAnswererNick', 'Link'])
prefixes = ('Question', 'Answer', 'Answered On', 'Asked By', 'Answered By', 'Link')
lines = []
for x in range(len(attrs)):
val = attrs[x]
if val != None:
lines.append(': '.join((prefixes[x].ljust(15), val)))
return '\n'.join(lines)
def fetch_answer(*question, **kwargs):
query="select * from answers.search where query='%s'"
y = yql.Public()
print 'You asked: ',' '.join(*question)
result = y.execute(query % ' '.join(*question))
if len(result.rows)==0:
print 'No answers found!'
return
limit = kwargs['limit']
if limit>0:
results = result.rows[:limit]
else:
results = result.rows
for item in results:
if item.get('type')==u'Answered':
print prepare_answer(item)
print '_'*82
if __name__ == "__main__":
if len(sys.argv)<2:
sys.argv.append('-h')
parser = optparse.OptionParser()
parser.add_option('-n','--num',type=int,dest='nresults',default=0,help='Maximum number of results')
options, args = parser.parse_args()
nresults = options.__dict__['nresults']
fetch_answer(args, limit=nresults)
