mapper

#!/usr/bin/python
# Format of each line is:


import sys
import csv



reader = csv.reader(sys.stdin, delimiter='\t')
writer = csv.writer(sys.stdout, delimiter='\t', quotechar='"', quoting=csv.QUOTE_ALL)

next(reader, None) # skip the first line because it contains the headings of the colums
for line in reader:
    data = line
    if len(data) == 19:
        #userid1, title, tagnames, author_id, body, node_type, parent_id, abs_parent_id, added_at, score, state_string, last_edited_id, last_activity_by_id, last_activity_at, active_revision_id, extra, extra_ref_id, extra_count, marked = data

        Post_id = data[0]
        Author_id = data[3]
        Body_Count =len(data[4])
        nodetype = data[5]
        Parent_id = data[6]



        if nodetype == 'answer':        #to  get the results for questions only, then uncoment this line of code and adjust the indent for the line below
            print "{0}\t{1}\t{2}".format(nodetype,Body_Count,Parent_id) # print it out
        elif nodetype == 'question':        #to  get the results for questions only, then uncoment this line of code and adjust the indent for the line below
            print "{0}\t{1}\t{2}".format(nodetype,Body_Count,Parent_id) # print it out