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Update app.py
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app.py
CHANGED
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@@ -7,11 +7,9 @@ import torch
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from transformers import T5ForConditionalGeneration, T5Tokenizer
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def is_header(txt):
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# Абсолютно короткая фраза без знака препинания и вся в верхнем регистре — заголовок
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if not txt or len(txt) < 35:
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if txt == txt.upper() and not txt.endswith(('.', ':', '?', '!')):
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return True
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# Также часто заголовок — просто пара слов с заглавных (мало слов и нет в конце точки):
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if txt.istitle() and len(txt.split()) < 6 and not txt.endswith(('.', ':', '?', '!')):
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return True
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return False
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@@ -22,7 +20,7 @@ def get_blocks_from_docx():
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return [], []
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doc = Document(docx_list[0])
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blocks = []
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-
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for p in doc.paragraphs:
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txt = p.text.strip()
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if (
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@@ -32,35 +30,31 @@ def get_blocks_from_docx():
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):
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blocks.append(txt)
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if not is_header(txt) and len(txt) > 25:
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# Таблицы
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for table in doc.tables:
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for row in table.rows:
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row_text = " | ".join(cell.text.strip() for cell in row.cells if cell.text.strip())
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if row_text and len(row_text.split()) > 3 and len(row_text) > 25:
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blocks.append(row_text)
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if not is_header(row_text):
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-
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#
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seen = set()
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blocks_clean = []
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non_hdr_clean = []
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for b in blocks:
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if b not in seen:
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blocks_clean.append(b)
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seen.add(b)
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seen = set()
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for b in
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if b not in seen:
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seen.add(b)
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return blocks_clean,
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blocks, normal_blocks = get_blocks_from_docx()
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if not blocks or not normal_blocks:
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-
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normal_blocks = ["База знаний пуста: проверьте содержание и формат вашего .docx!"]
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vectorizer = TfidfVectorizer(lowercase=True).fit(blocks)
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matrix = vectorizer.transform(blocks)
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@@ -85,41 +79,38 @@ def ask_chatbot(question):
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question = question.strip()
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if not question:
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return "Пожалуйста, введите вопрос."
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if not normal_blocks or normal_blocks == ["База знаний пуста: проверьте
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return "Ошибка: база знаний пуста. Проверьте .docx и перезапустите Space."
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user_vec = vectorizer.transform([question.lower()])
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sims = cosine_similarity(user_vec, matrix)
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n_blocks = min(3, len(blocks))
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if n_blocks == 0:
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return "
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#
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context_blocks = []
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for rank, idx in enumerate(top_idxs):
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context_blocks.append(blocks[idx])
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context = " ".join(context_blocks)
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#
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#
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best_normal_block = ""
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max_sim = -1
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for
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v_nb = vectorizer.transform([nb.lower()])
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sim = cosine_similarity(user_vec, v_nb)[0]
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if sim > max_sim:
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max_sim = sim
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best_normal_block = nb
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# Если совсем всё плохо — fallback на обычный context
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if not best_normal_block:
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best_normal_block = context_blocks if context_blocks else ""
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# Генерируем развернутый ответ с подложкой из максимального контекста
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answer = rut5_answer(question, context)
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# Если слишком кратко — дублируем релевантный фрагмент (абзац)
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if len(answer.strip().split()) < 8 or answer.count('.') < 2:
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answer += "\n\n" + best_normal_block
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# Финальный ответ — если сгенерированный ответ случайно "превратился" в заголовок, заменяем его на абзац!
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if is_header(answer):
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answer = best_normal_block
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return answer
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from transformers import T5ForConditionalGeneration, T5Tokenizer
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def is_header(txt):
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if not txt or len(txt) < 35:
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if txt == txt.upper() and not txt.endswith(('.', ':', '?', '!')):
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return True
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if txt.istitle() and len(txt.split()) < 6 and not txt.endswith(('.', ':', '?', '!')):
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return True
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return False
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return [], []
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doc = Document(docx_list[0])
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blocks = []
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normal_blocks = []
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for p in doc.paragraphs:
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txt = p.text.strip()
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if (
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):
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blocks.append(txt)
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if not is_header(txt) and len(txt) > 25:
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normal_blocks.append(txt)
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for table in doc.tables:
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for row in table.rows:
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row_text = " | ".join(cell.text.strip() for cell in row.cells if cell.text.strip())
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if row_text and len(row_text.split()) > 3 and len(row_text) > 25:
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blocks.append(row_text)
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if not is_header(row_text):
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normal_blocks.append(row_text)
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# remove duplicates
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seen = set(); blocks_clean = []
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for b in blocks:
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if b not in seen:
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blocks_clean.append(b)
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seen.add(b)
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seen = set(); normal_blocks_clean = []
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for b in normal_blocks:
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if b not in seen:
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normal_blocks_clean.append(b)
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seen.add(b)
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return blocks_clean, normal_blocks_clean
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blocks, normal_blocks = get_blocks_from_docx()
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if not blocks or not normal_blocks:
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blocks = ["База знаний пуста: проверьте содержимое и структуру вашего .docx!"]
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normal_blocks = ["База знаний пуста: проверьте содержимое и структуру вашего .docx!"]
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vectorizer = TfidfVectorizer(lowercase=True).fit(blocks)
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matrix = vectorizer.transform(blocks)
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question = question.strip()
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if not question:
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return "Пожалуйста, введите вопрос."
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if not normal_blocks or normal_blocks == ["База знаний пуста: проверьте содержимое и структуру вашего .docx!"]:
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return "Ошибка: база знаний пуста. Проверьте .docx и перезапустите Space."
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user_vec = vectorizer.transform([question.lower()])
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sims = cosine_similarity(user_vec, matrix)
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n_blocks = min(3, len(blocks))
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if n_blocks == 0:
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return "Ошибка: база знаний отсутствует или пуста."
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# Корректная обработка индексов!
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sorted_idxs = sims.argsort()
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top_idxs = list(map(int, sorted_idxs[-n_blocks:][::-1]))
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context_blocks = []
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for rank, idx in enumerate(top_idxs):
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idx = int(idx)
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if 0 <= idx < len(blocks): # строгое попадание в диапазон
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context_blocks.append(blocks[idx])
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context = " ".join(context_blocks)
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# Ответ только из абзацев, не заголовков!
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# Ищем наиболее релевантный "нормальный" блок
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best_normal_block = ""
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max_sim = -1
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for nb in normal_blocks:
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v_nb = vectorizer.transform([nb.lower()])
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sim = cosine_similarity(user_vec, v_nb)[0]
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if sim > max_sim:
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max_sim = sim
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best_normal_block = nb
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if not best_normal_block:
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best_normal_block = context_blocks if context_blocks else ""
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answer = rut5_answer(question, context)
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if len(answer.strip().split()) < 8 or answer.count('.') < 2:
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answer += "\n\n" + best_normal_block
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if is_header(answer):
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answer = best_normal_block
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return answer
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