compare two file and find matching words in python -


i have 2 file: first 1 includes terms , frequency:

table 2 apple 4 pencil 89

the second file dictionary:

abroad apple bread ...

i want check whether first file contains words second file. example both first file , second file contains "apple". new python. try not work. me ? thank you

for line in dictionary:     words = line.split()     print words[0]  line2 in test:     words2 = line2.split()     print words2[0]

something this:

with open("file1") f1,open("file2") f2:     words=set(line.strip() line in f1)   #create set of words dictionary file      #why sets? sets provide o(1) lookup, overall complexity o(n)      #now loop on each line of other file (word, freq file)     line in f2:         word,freq=line.split()   #fetch word,freq          if word in words:        #if word found in words set print             print word

output:

apple

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