Tests/simple calculator

labs/lab_1/lab_1a.py

@@ -3,12 +3,13 @@
 
 The first lab in the BWSI CSS course. To complete this lab, fill out the variable on line 10
 with your name. Then, save the code, add it to the staging area, and commit it to the Git tree.
+This is to simulate a change made on a robot: robot_speed = 5 # m/s
 """
 
 def main():
     print("Hello World!")
 
-    name = "" # TODO: Insert your name between the double quotes
+    name = "Emmanuel" # TODO: Insert your name between the double quotes
 
     print(f"{name}, Welcome to the CSS course!")
 

labs/lab_1/lab_1b.py

@@ -8,7 +8,19 @@
 and prints the result to the terminal window.
 
 """
-
+def request_sanitized_number(prompt: str) -> float:
+    """
+    Function to request and sanitize user input for the operation
+    Returns:
+        float: The sanitized numeric input by the user.
+        """
+    while True: 
+        try: 
+            number = float(input(prompt))
+            return number
+        except ValueError:
+            print("invalid Input. Please enter a valid number")
+
 def simple_calculator(operation: str, num1: float, num2: float) -> float:
     """
     Function that takes in two numbers and an operation (add, subtract, multiply, divide),