(self)
| 110 | self.out_var.set(current) |
| 111 | |
| 112 | def press_0(self): |
| 113 | current = self.out_var.get() |
| 114 | if current == "": |
| 115 | self.out_var.set(0) |
| 116 | else: |
| 117 | current += str(0) |
| 118 | self.out_var.set(current) |
| 119 | |
| 120 | # ========== Operators Button Handling Function ========== |
| 121 | def press_clear(self): |