Take all of the 'parts' components and build the complete query to be passed
           to Yahoo YQL

def compile(self):
        """Take all of the 'parts' components and build the complete query to be passed
           to Yahoo YQL"""
        cs = ""
        for term in self.terms:
            if cs:
                cs += " "
            cs += term
        self.compiled_str = urllib.parse.quote(cs)
        return self