Result Evaluation

result_eval.py

percent = re.compile(r'([0-9]+)\%of([0-9]+)')
question = os.popen("./ocr.sh %s" % filename).read()
    if '+' not in question and '-' not in question and '/' not in question and '*' not in question and  '%' not in question and 'i' not in question:
        result = int(question[0:-1]) * int(question[0:-1])
    elif '%' in question:
        result = int(percent.search(question).group(1)) * int(percent.search(question).group(2)) / 100;
    else:
        result = eval(question)