Created
February 23, 2014 16:42
-
-
Save victorvzn/9173780 to your computer and use it in GitHub Desktop.
Working with Bootle Framework and MongoDB by victorzn
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| from pymongo import MongoClient | |
| import sys | |
| client = MongoClient('localhost', 27017) | |
| db = client.students | |
| grades = db.grades | |
| def find(): | |
| query = {'type':'homework'} | |
| try: | |
| cursor = grades.find(query, {'student_id':True,'score':True,'_id':True}) | |
| cursor = cursor.sort([('student_id',pymongo.DESCENDING),('score',pymongo.DESCENDING)]) | |
| except: | |
| print "Unexpected error:", sys.exc_info()[0] | |
| for doc in cursor: | |
| student_id = doc["student_id"] | |
| cursor_2 = grades.find({ 'type':'homework','student_id': student_id }) | |
| count_cursor_2 = cursor_2.count() | |
| if count_cursor_2 == 2: | |
| stud1 = cursor_2[0] | |
| stud2 = cursor_2[1] | |
| if stud1['score'] < stud2['score']: | |
| print stud1['_id'],stud1['student_id'],stud1['score'],'(1)' | |
| grades.remove({'_id': stud1['_id']}) | |
| else: | |
| print stud2['_id'],stud2['student_id'],stud2['score'],'(2)' | |
| grades.remove({'_id': stud2['_id']}) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment