114 lines
4.0 KiB
Python
114 lines
4.0 KiB
Python
import random
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class Puzzle():
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pass
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class BlankPuzzle(Puzzle):
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"""填空题谜题生成器
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Args:
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text: 原始字符串(需要 "/" 分割句子, 末尾应有 "/")
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min_denominator: 最小概率倒数(如占所有可生成填空数的 1/7 中的 7, 若期望值小于 1, 则取 1)
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"""
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def __init__(self, text, min_denominator):
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self.text = text
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self.min_denominator = min_denominator
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self.wording = "填空题 - 尚未刷新谜题"
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self.answer = ["填空题 - 尚未刷新谜题"]
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def refresh(self): # 刷新谜题
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placeholder = "___SLASH___"
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tmp_text = self.text.replace("/", placeholder)
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words = tmp_text.split(placeholder)
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if not words:
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return ""
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words = [word for word in words if word]
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num_blanks = min(max(1, len(words) // self.min_denominator), len(words))
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indices_to_blank = random.sample(range(len(words)), num_blanks)
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indices_to_blank.sort()
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blanked_words = list(words)
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answer = list()
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for index in indices_to_blank:
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blanked_words[index] = "__" * len(words[index])
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answer.append(words[index])
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result = []
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for word in blanked_words:
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result.append(word)
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self.answer = answer
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self.wording = "".join(result)
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def __str__(self):
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return f"{self.wording}\n{str(self.answer)}"
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class SelectionPuzzle(Puzzle):
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"""选择题谜题生成器
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Args:
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mapping: 正确选项映射 {问题: 答案}
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jammer: 干扰项列表
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max_riddles_num: 最大生成谜题数 (默认2个)
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prefix: 问题前缀
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"""
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def __init__(self, mapping, jammer: list, max_riddles_num: int = 2, prefix: str = ""):
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jammer += ["1","2","3","4"]
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self.prefix = prefix
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self.mapping = mapping
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self.jammer = list(set(jammer + list(mapping.values()))) # 合并干扰项和正确答案并去重
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self.max_riddles_num = max(1, min(max_riddles_num, 5)) # 限制1-5个谜题
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self.wording = "选择题 - 尚未刷新谜题"
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self.answer = ["选择题 - 尚未刷新谜题"]
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self.options = []
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def refresh(self):
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"""刷新谜题，根据题目数量生成适当数量的谜题"""
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if not self.mapping:
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self.wording = "无可用题目"
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self.answer = ["无答案"]
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self.options = []
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return
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# 确定实际生成的谜题数量
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num_questions = min(self.max_riddles_num, len(self.mapping))
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questions = random.sample(list(self.mapping.items()), num_questions)
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# 生成谜题
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puzzles = []
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answers = []
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all_options = []
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for question, correct_answer in questions:
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# 生成选项 (正确答案 + 3个干扰项)
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options = [correct_answer]
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available_jammers = [j for j in self.jammer if j != correct_answer]
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if len(available_jammers) >= 3:
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selected_jammers = random.sample(available_jammers, 3)
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else:
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selected_jammers = random.choices(available_jammers, k=3)
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options.extend(selected_jammers)
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random.shuffle(options)
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puzzles.append(question)
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answers.append(correct_answer)
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all_options.append(options)
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question_texts = []
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for i, (puzzle, options) in enumerate(zip(puzzles, all_options)):
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#options_text = "\n".join([f" {chr(97+j)}. {opt}" for j, opt in enumerate(options)])
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question_texts.append(f"{self.prefix}:\n {i+1}. {puzzle}")
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self.wording = question_texts
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self.answer = answers
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self.options = all_options
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def __str__(self):
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return f"{self.wording}\n正确答案: {', '.join(self.answer)}"
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puz = SelectionPuzzle({"1+1":"2", "1+2":"3", "1+3": "4"}, ["2","5","0"], 3, '求值: ')
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puz.refresh()
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print(puz.wording)
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print(puz.answer)
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print(puz.options) |