Question: Must be in Python 3.6 (please have a screen shot on the code) *14.5 (Tkinter: Count the occurrences of each letter) Revise the preceding exercise

Must be in Python 3.6 (please have a screen shot on the code)

Must be in Python 3.6 (please have a screen shot on the

*14.5 (Tkinter: Count the occurrences of each letter) Revise the preceding exercise to display a histogram for the result, as shown in Figure 14.4. You need to display a message in a message box if the file does not exist. 7% Occurrence of Letters Histogram a b c defgh ijkImn o Pqrstuvw x y z Enter a filename cApybook Lincoln.tr Browse Show Result FIGURE 14.4 histogram The program lets the user select a file and displays the occurrence counts in a *14.5 (Tkinter: Count the occurrences of each letter) Revise the preceding exercise to display a histogram for the result, as shown in Figure 14.4. You need to display a message in a message box if the file does not exist. 7% Occurrence of Letters Histogram a b c defgh ijkImn o Pqrstuvw x y z Enter a filename cApybook Lincoln.tr Browse Show Result FIGURE 14.4 histogram The program lets the user select a file and displays the occurrence counts in a

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