def addProduct():
SKU = SKUEntryThirdTab.get()
name= productNameEntryThirdTab.get()
price =priceEntryThirdTab.get()
result = pos.addProduct(SKU, name , price)
if(result['error']==True):
productResultLabel.configure(fg="red" , text=result['message'])
else:
productResultLabel.configure(fg="green" , text=result['message'])
quote = pos.getAllProductsNames()
T3.delete('1.0', END)
T3.insert(END,quote)
#label1tab2.grid(row=1, column=6)
#when it works position rest of elements
#Third tab
tab3 = Tab(root, "Product")
frame1t3=Frame(tab3, bd=3, relief="groove")
label0tab3 = Label(frame1t3, text="List of products:", font=("Helvetica", 20), fg="black").pack(side=TOP, expand=YES, fill=BOTH)
S3 = Scrollbar(frame1t3)
T3 = Text(frame1t3, height=4, width=50)
S3.pack(side=RIGHT, fill=Y)
T3.pack(side=LEFT, fill=Y)
S3.config(command=T3.yview)
T3.config(yscrollcommand=S.set)
quote = pos.getAllProductsNames()
T3.insert(END, quote)
sep1t3=ttk.Separator(tab3,orient=VERTICAL)
frame2t3=Frame(tab3, bd=3, relief="groove")
label1tab3 = Label(frame2t3, text="Register new product:", font=("Helvetica", 20), fg="black").pack(side=TOP, expand=YES, fill=BOTH)
label2tab3 = Label(frame2t3, text="SKU: ", font=("Helvetica", 10), fg="black").pack()
SKUEntryThirdTab = Entry(frame2t3)
SKUEntryThirdTab.pack()
label3tab3 = Label(frame2t3, text="Name: ", font=("Helvetica", 10), fg="black").pack()
productNameEntryThirdTab = Entry(frame2t3)
productNameEntryThirdTab.pack()
label4tab3 = Label(frame2t3, text="Price: ", font=("Helvetica", 10), fg="black").pack()
priceEntryThirdTab = Entry(frame2t3)
priceEntryThirdTab.pack()
