Eszter Haszon-Hegedüs - word stats

import collections

folderPath = "E:/_PythonSuli/0413/homeworks/"
textfile = "The Adventures of Sherlock Holmes.txt"
mydocument = folderPath + textfile

with open(mydocument, "r") as f:
    mytext = str(f.read())

    if len(mytext) == 0:
        print("file is empty")
    else:

        numberOfWords = len(mytext.split(" ")) # ez így szebb!
        character = (len(mytext.replace(" ", "")))     #karakterek száma

        mytext2 = mytext.replace("\n", " ")
        listOfWords = [ word for word in mytext2.split(" ") if len(word)>3]
        freq = collections.Counter(listOfWords).most_common(3)

    statfile = "Szavak száma: {}\nKarakterek száma (szóköz nélkül): {}\nA három leggyakoribb " \
               "szó: {}, {}, {}".format(numberOfWords,character,freq[0][0],freq[1][0],freq[2][0])

    with open(folderPath + "statistics.txt", "w") as f:
        f.write(statfile)

    print(statfile)