Update calculator.py

Author: ompatel277

calculator.py

@@ -1,16 +1,11 @@
-
 """
 An extremely buggy Python math library . . .
 """
 
-# Should this function even be here?
-
 def addition(x: int, y: int) -> int:
     """
     Adds two numbers.
 
-    Note: `+` is the addition operator in Python.
-
     Args:
         x (int): The first parameter.
         y (int): The second parameter.
@@ -24,30 +19,29 @@ def multiplication(x: int, y: int) -> int:
     """
     Multiplies two numbers.
 
-    Note: `*` is the multiplication operator in Python.
-
     Args:
         x (int): The first parameter.
         y (int): The second parameter.
 
     Returns:
-        int: The multiple of `x` and `y`.
+        int: The product of `x` and `y`.
     """
     return x * y
 
 def division(x: int, y: int) -> int:
     """
-    Multiplies two numbers.
-
-    Note: `//` is the *integer* division operator in Python.
+    Divides two numbers using integer division.
 
     Args:
         x (int): The first parameter.
         y (int): The second parameter.
 
     Returns:
-        int: `x` divided by `y`.
+        int: `x` divided by `y` (integer division).
+
+    Raises:
+        ValueError: If `y` is zero.
     """
     if y == 0:
-        raise ValueError("You can not divide by 0"
+        raise ValueError("Cannot divide by zero")
     return x // y