Amazing-Python-Scripts

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# import libraries
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from tkinter import *
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# initialized window
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root = Tk()
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root.geometry('480x350')
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root.resizable(0, 0)
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root.title('Weight Converter')
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# defining the function for converting weights
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def WeightConv():
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    # making textbox user-friendly that is editable
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    t1.configure(state='normal')
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    t1.delete("1.0", END)
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    t2.configure(state='normal')
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    t2.delete("1.0", END)
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    t3.configure(state='normal')
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    t3.delete("1.0", END)
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    t4.configure(state='normal')
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    t4.delete("1.0", END)
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    t5.configure(state='normal')
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    t5.delete("1.0", END)
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    t6.configure(state='normal')
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    t6.delete("1.0", END)
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    # exception handling
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    try:
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        kilograms = float(e1.get())
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        # insert the output in textboxes correct upto 2 places after decimal
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        t1.insert(END, "%.2f" % (kilograms * 5000))
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        t2.insert(END, "%.2f" % (kilograms * 1000))
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        t3.insert(END, "%.2f" % (kilograms * 35.274))
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        t4.insert(END, "%.2f" % (kilograms * 2.20462))
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        t5.insert(END, "%.2f" % (kilograms * 0.01))
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        t6.insert(END, "%.2f" % (kilograms * 0.001))
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    # if blank or invalid input is given then exception is thrown
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    except ValueError:
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        t1.insert(END, "  ~ Invalid input ~  ")
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        t2.insert(END, "  ~ Invalid input ~  ")
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        t3.insert(END, "  ~ Invalid input ~  ")
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        t4.insert(END, "  ~ Invalid input ~  ")
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        t5.insert(END, "  ~ Invalid input ~  ")
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        t6.insert(END, "  ~ Invalid input ~  ")
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    # making textbox uneditable
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    t1.configure(state='disabled')
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    t2.configure(state='disabled')
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    t3.configure(state='disabled')
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    t4.configure(state='disabled')
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    t5.configure(state='disabled')
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    t6.configure(state='disabled')
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# creating a label to display
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l1 = Label(root, text="Enter the weight in kilograms (kg) : ")
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l1.grid(row=1, column=1, columnspan=2)
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value = StringVar()
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# creating a entry box for input
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e1 = Entry(root, textvariable=value)
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e1.grid(row=1, column=3, columnspan=2)
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# create a button for conversion
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button = Button(root, text="Convert", command=WeightConv)
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button.grid(row=2, column=2, columnspan=2, rowspan=2)
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# make labels for textbox
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t1l1 = Label(root, text="kg to ct : ")
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t1l1.grid(row=4, column=1, columnspan=1)
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t2l2 = Label(root, text="kg to g : ")
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t2l2.grid(row=5, column=1, columnspan=1)
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t3l3 = Label(root, text="kg to oz : ")
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t3l3.grid(row=6, column=1, columnspan=1)
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t4l4 = Label(root, text="kg to lb : ")
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t4l4.grid(row=7, column=1, columnspan=1)
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t5l5 = Label(root, text="kg to q : ")
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t5l5.grid(row=8, column=1, columnspan=1)
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t6l6 = Label(root, text="kg to t : ")
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t6l6.grid(row=9, column=1, columnspan=1)
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t1r1 = Label(root, text="Carat")
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t1r1.grid(row=4, column=4, columnspan=1)
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t2r2 = Label(root, text="Gram")
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t2r2.grid(row=5, column=4, columnspan=1)
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t3r3 = Label(root, text="Ounce")
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t3r3.grid(row=6, column=4, columnspan=1)
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t4r4 = Label(root, text="Pound")
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t4r4.grid(row=7, column=4, columnspan=1)
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t5r5 = Label(root, text="Quintal")
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t5r5.grid(row=8, column=4, columnspan=1)
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t6r6 = Label(root, text="Tonne")
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t6r6.grid(row=9, column=4, columnspan=1)
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# creating textbox and defining grid to show output
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t1 = Text(root, height=1, width=20)
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t1.grid(row=4, column=2, columnspan=2)
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t2 = Text(root, height=1, width=20)
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t2.grid(row=5, column=2, columnspan=2)
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t3 = Text(root, height=1, width=20)
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t3.grid(row=6, column=2, columnspan=2)
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t4 = Text(root, height=1, width=20)
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t4.grid(row=7, column=2, columnspan=2)
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t5 = Text(root, height=1, width=20)
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t5.grid(row=8, column=2, columnspan=2)
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t6 = Text(root, height=1, width=20)
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t6.grid(row=9, column=2, columnspan=2)
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# making blank spaces in GUI
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for r in range(10):
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    root.grid_rowconfigure(r, minsize=30)
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for c in range(6):
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    root.grid_columnconfigure(c, minsize=50)
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# infinite loop to run program
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root.mainloop()
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