-Roman Numerals- | Python Fiddle

"""======================================================================
Program:	
	Integer to Roman Numeral Converter
Author:		
	Chris Brockamp
Date:		
	April 12, 2015
Dev Env:	
	Python Fiddle
Description: 
	Gets an integer from a range of 1-10 from the user and converts the
    integer into a roman numeral of equal value.
======================================================================"""

#_define functions_______________________________________________________
def validate_number(user_number):
    if user_number in range(1, 11):
        return True
    else:
        print "The number you entered was invalid..."
       
def convert_number(user_number):
    roman_numerals = ["I","II","III","IV","V","VI","VII","VIII","IX","X"]
    # access roman_numerals list using number - 1 to access the correct numeral in the list
    print str(user_number) + " = " + roman_numerals[user_number - 1]

#_main___________________________________________________________________    
number = input("Enter a number 1-10, and this program will convert it to a roman numeral: ")
if validate_number(number) == True:
    convert_number(number)

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