durian1.py

#!/usr/local/bin/python3.2
# _*_ coding:utf8 _*_

def durian():
    """docstring for durian"""
    infile=open("test1","r").read()
    list=infile.split(",")
#    print(list)
    dlist=[]
    for i in range(len(list)):
#        print(i)   
        dlist.append(list[i][0]) 
        dlist.append(list[i][2])
#        print(dlist)
    seen = set()
    seen_add = seen.add
    dlist=[x for x in dlist if x not in seen and not seen_add(x)]
    dlist.sort()
    rep = []
    for i in range(len(dlist)):
        rep.append(0)
    print(list)
    print(rep)
    for i in range(len(list)):
        if list[i][1] == ">":
            print("greater")
            #if list[i][0] in dlist:
            #    rep[i] = i + 1
            #if list[i][0] == dlist[0]:
            #    rep[i] = i+1
            #else:
            if list[i][0] in dlist and list[i][2] in dlist:
                rep[dlist.index(list[i][0])]  = rep[dlist.index(list[i][0])] + 1  
                rep[dlist.index(list[i][2])] = rep[dlist.index(list[i][2])] - 1
        else:
            print("smaller")
            if list[i][0] in dlist and list[i][2] in dlist:
                rep[dlist.index(list[i][0])]  = rep[dlist.index(list[i][0])] - 1  
                rep[dlist.index(list[i][2])] = rep[dlist.index(list[i][2])] + 1
    print(rep)
    return dlist

print(durian())