Pycode will be divided into several major functional blocks
a. Programming instruction bar
        i. Basic functions of Blockly
        ii. ePy motherboard features
        iii. ePy application function
b. Function bar
        i. Function—Extended function, language can be set, motherboard
        ii. Run—After the program is completed, the user must press this button to start operation
        iii. Folder—Open old files
        iv. Save—Save the file
        v. Clear—Clear all programs in the editing area at once
        vi. Zoom in or zoom out
        vii. Trash can
c. Programming language switch
        i. Switch programming language Blockly or Python
d. Editing area