def _prepare_lines(self, lines):
result = list()<EOL>for line in lines:<EOL><INDENT>line = line.strip()<EOL>line = line.replace("<STR_LIT:\t>", "<STR_LIT:U+0020>")<EOL>while line.find("<STR_LIT:U+0020>") > -<NUM_LIT:1>:<EOL><INDENT>line = line.replace("<STR_LIT:U+0020>", "<STR_LIT:U+0020>")<EOL><DEDENT>result.append(line)<EOL><DEDENT>return result<EOL>
Prepare the lines read from the text file before starting to process
it.