Update operators.py

calculator/operators.py

@@ -20,5 +20,7 @@ class Operator:
         return self.evaluate_function(left, right)
 
 
-STANDARD_OPERATORS = {'+': Operator('+', 1, lambda a, b: a + b), '-': Operator('-', 1, lambda a,
-                                                                               b: a - b), '*': Operator('×', 2, lambda a, b: a * b), '/': Operator('/', 2, lambda a, b: a / b)}
+STANDARD_OPERATORS = {'+': Operator('+', 1, lambda a, b: a + b),
+                      '-': Operator('-', 1, lambda a, b: a - b),
+                      '*': Operator('×', 2, lambda a, b: a * b),
+                      '/': Operator('/', 2, lambda a, b: a / b)}