Updated lab functions extra

functions.py

@@ -0,0 +1,38 @@
+#Sum function
+def get_unique_list_f(num1, num2):
+    result = num1 + num2
+    return result
+
+#Subtraction function
+def count_case_f(num1, num2):
+    result = num1 - num2
+    return result
+
+#Multiplication function 
+def remove_punctuation_f(num1, num2):
+    result = num1 * num2
+    return result
+
+#Division function
+def word_count_f(num1, num2):
+    if num2 == 0:
+        return "Error: division by zero"
+    result = num1 / num2
+    return result   
+
+#funcion calculator
+def calculate_f(arg1, arg2, operator):
+    if operator == "+":
+        return get_unique_list_f(arg1, arg2)
+    elif operator == "-":
+        return count_case_f(arg1, arg2)
+    elif operator == "*":
+        return remove_punctuation_f(arg1, arg2) 
+    elif operator == "/":
+        if arg2 == 0:
+            print("The second argument is 0, try again with another number.")
+            return None
+        else:
+            return word_count_f(arg1, arg2)
+    else: 
+        print("Invalid Operator")