Fixed starter code and test cases

numberwords.py

@@ -11,40 +11,27 @@ TWEEN_AND_TEEN_NAMES = [
     "ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen", "sixteen", "seventeen", "eighteen", "nineteen"
 ]
 TENS_NAMES = [
-    "ten", "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety"
+    "", "ten", "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety"
 ]
 
 def int_under_1000000_to_str(number):
-    "Returns a textual representation of the number."
-    check_number_in_range(abs(number), 0, MAXIMUM)
     return "umm..."
         
 def int_under_1000_to_str(number):
-    "Returns a textual representation of the number"
-    check_number_in_range(number, 0, 1000)
     return "umm..."
 
 def int_under_100_to_str(number):
-    check_number_in_range(number, 0, 100)
+    return "umm..."
+
+def int_under_20_to_str(number):
     return "umm..."
 
 def int_under_10_to_str(number):
-    check_number_in_range(number, 0, 10)
     return "umm..."
 
-def check_number_in_range(number, minimum, maximum):
-    """Checks whether a number is at least minimum and less than maximum. 
-    Raises an error if the number is not in range.
-    """
-    if number < minimum:
-        raise ValueError(f"{number} must not be below {minimum}.")
-    if number >= maximum:
-        raise ValueError(f"{number} must be less than {maximum}.")
-
 def divide_with_remainder(dividend, divisor):
     """Divides one number by another, using whole-number division. 
-    Returns the quotient and the remainder.
-    Note how a function can return more than one value!
+    Returns the quotient and the remainder. 
     """
     quotient = dividend // divisor
     remainder = dividend % divisor