frequency of the word "INTRO TO DATA SCIENCE" TWITTER FREQUENCY COUNT example

frequency.py

from __future__ import division
fuckthis=[['This','fucker','bastard'],['fucker','ok','go','no'],['my','home','is','far'],['hey','you','fucker']]

#print len(fuckthis)
unique_list=[]
my_dict={}
def totalwords():
    total_words=0
    for x in range(0,len(fuckthis)):
        for y in fuckthis[x]:
            total_words+=1
            if y not in unique_list:
                unique_list.append(y)
    print "Total Words: ",total_words
    print unique_list


    for x in range(0,len(unique_list)):
        count=0
        for y in range(0,len(fuckthis)):
            if unique_list[x] in fuckthis[y]:
                count+=1
            my_dict[unique_list[x]]=(count)/(total_words)

    mylist=my_dict.items()
    for x in range(0,len(unique_list)):
        for i in range(0,2):
            print mylist[x][i] ,
        print ""
totalwords()
#print my_dict