def origin(self):
if self.origin_info is None:<EOL><INDENT>self.origin_info = {}<EOL>try:<EOL><INDENT>self.origin_info = ordered_json.load(os.path.join(self.path, Origin_Info_Fname))<EOL><DEDENT>except IOError:<EOL><INDENT>pass<EOL><DEDENT><DEDENT>return self.origin_info.get('<STR_LIT:url>', None)<EOL>
Read the .yotta_origin.json file (if present), and return the value
            of the 'url' property