OnlineJudge/problem/utils.py
2019-03-11 17:59:28 +08:00

31 lines
789 B
Python

import re
from functools import lru_cache
TEMPLATE_BASE = """//PREPEND BEGIN
{}
//PREPEND END
//TEMPLATE BEGIN
{}
//TEMPLATE END
//APPEND BEGIN
{}
//APPEND END"""
@lru_cache(maxsize=100)
def parse_problem_template(template_str):
prepend = re.findall(r"//PREPEND BEGIN\n([\s\S]+?)//PREPEND END", template_str)
template = re.findall(r"//TEMPLATE BEGIN\n([\s\S]+?)//TEMPLATE END", template_str)
append = re.findall(r"//APPEND BEGIN\n([\s\S]+?)//APPEND END", template_str)
return {"prepend": prepend[0] if prepend else "",
"template": template[0] if template else "",
"append": append[0] if append else ""}
@lru_cache(maxsize=100)
def build_problem_template(prepend, template, append):
return TEMPLATE_BASE.format(prepend, template, append)