Python async tkapp

import tkinter as tk
from TkContext import TkContext

from contexts import async
from HardWork import *

class Application(tk.Frame):
    def __init__(self, master=None):
        tk.Frame.__init__(self, master, width=600, height=400)

        self.grid(sticky=tk.N+tk.S+tk.W+tk.E)
        self.grid_propagate(0)

        self.hi1 = tk.Button(self)
        self.hi1["text"] = "Count Words (sync)"
        self.hi1["command"] = self.synchronous_count
        self.hi1.grid(column=0, row=0, sticky=tk.E+tk.W)

        self.hi2 = tk.Button(self)
        self.hi2["text"] = "Count Words (async)"
        self.hi2["command"] = self.asynchronous_count
        self.hi2.grid(column=0, row=1, sticky=tk.E+tk.W)

        self.QUIT = tk.Button(self, text="QUIT", fg="red", command=root.destroy)
        self.QUIT.grid(column=0, row=2)

        header = tk.Label(self)
        header["text"] = "Status"
        header.grid(column=1, row=0, sticky=tk.W)

        self.status = []
        for i in range(4):
            self.status.append(tk.Label(self))
            self.status[i].grid(column=1, row=1+i, sticky=tk.W)


    @async
    def asynchronous_count(self):
        for label in self.status:
            label["text"] = ""

        words = yield load_words_async("Holmes.txt")
        print("{0} words loaded".format(len(words)))
        self.status[0]["text"] = "{0} words loaded".format(len(words))

        self.status[1]["text"] = "Cleaning..."
        words = yield clean_words_async(words)
        print("{0} remain after cleaning".format(len(words)))
        self.status[1]["text"] = "{0} remain after cleaning".format(len(words))

        self.status[2]["text"] = "Counting..."
        count = yield count_words_async(words)
        print("{0} distinct words after counting".format(len(count)))
        self.status[2]["text"] = "{0} distinct words after counting".format(len(count))

        self.status[3]["text"] = "Sorting..."
        most_common = yield get_most_common_async(count, 10)
        print("The ten most common words: {0}".format(', '.join(most_common)))
        self.status[3]["text"] = "The ten most common words: {0}".format(', '.join(most_common))

    def synchronous_count(self):
        for label in self.status:
            label["text"] = ""

        words = load_words("Holmes.txt")
        print("{0} words loaded".format(len(words)))
        self.status[0]["text"] = "{0} words loaded".format(len(words))

        self.status[1]["text"] = "Cleaning..."
        words = clean_words(words)
        print("{0} remain after cleaning".format(len(words)))
        self.status[1]["text"] = "{0} remain after cleaning".format(len(words))

        self.status[2]["text"] = "Counting..."
        count = count_words(words)
        print("{0} distinct words after counting".format(len(count)))
        self.status[2]["text"] = "{0} distinct words after counting".format(len(count))

        self.status[3]["text"] = "Sorting..."
        most_common = get_most_common(count, 10)
        print("The ten most common words: {0}".format(', '.join(most_common)))
        self.status[3]["text"] = "The ten most common words: {0}".format(', '.join(most_common))


root = tk.Tk()
app = Application(master=root)
with TkContext(app):
    app.mainloop()