Update app.py
Browse files
app.py
CHANGED
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@@ -7,14 +7,17 @@ import re
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import gradio as gr
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from datetime import datetime
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import math
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import spaces #
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# ============ НАСТРОЙКИ
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DATA_DIR = '/data'
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os.makedirs(DATA_DIR, exist_ok=True)
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MODEL_PATH = os.path.join(DATA_DIR, '
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# ============ СЛОВАРЬ ============
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WORDS = [
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@@ -71,8 +74,7 @@ def pad_sequence(seq, max_len=MAX_LEN):
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if len(seq) >= max_len: return seq[:max_len]
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return seq + [PAD] * (max_len - len(seq))
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# ============
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class PositionalEncoding(nn.Module):
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def __init__(self, d_model, dropout=0.1, max_len=5000):
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super(PositionalEncoding, self).__init__()
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@@ -108,19 +110,13 @@ class AndreyTransformer(nn.Module):
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dropout=dropout, batch_first=True
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)
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self.fc_out = nn.Linear(d_model, vocab_size)
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self._init_weights()
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def _init_weights(self):
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initrange = 0.1
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self.embedding.weight.data.uniform_(-initrange, initrange)
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self.fc_out.bias.data.zero_()
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self.fc_out.weight.data.uniform_(-initrange, initrange)
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def generate_mask(self, tgt_len):
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return torch.triu(torch.ones(tgt_len, tgt_len), diagonal=1).bool()
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def create_pad_mask(self, seq, pad_idx=PAD):
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def forward(self, src, tgt, src_mask=None, tgt_mask=None,
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src_key_padding_mask=None, tgt_key_padding_mask=None):
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@@ -135,7 +131,7 @@ class AndreyTransformer(nn.Module):
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def encode(self, src):
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src_emb = self.pos_encoder(self.embedding(src) * math.sqrt(self.d_model))
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src_key_padding_mask = self.create_pad_mask(src)
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return self.transformer.encoder(src_emb, src_key_padding_mask=src_key_padding_mask)
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def decode_step(self, tgt, memory, tgt_mask=None, tgt_key_padding_mask=None):
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@@ -146,7 +142,7 @@ class AndreyTransformer(nn.Module):
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)
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return self.fc_out(output)
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# ============ Д
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DIALOGUES = [
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("привет", "привет как дела"), ("здравствуй", "здравствуй рад тебя видеть"),
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("доброе утро", "доброе утро хорошего дня"), ("добрый день", "добрый день чем помочь"),
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@@ -271,59 +267,45 @@ class AndreyAI:
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self.bin_file = bin_file
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self.memory = {'chat_history': [], 'epochs_trained': 0}
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self.model = None
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'vocab_size': vocab_size, 'd_model': 128, 'nhead': 4,
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'num_encoder_layers': 2, 'num_decoder_layers': 2, 'dim_feedforward': 256,
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'word_to_idx': word_to_idx,
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'idx_to_word': {str(k): v for k, v in idx_to_word.items()},
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'memory': self.memory, 'version': '
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'created': datetime.now().strftime("%Y-%m-%d %H:%M:%S")
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}
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)
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self.model.load_state_dict(data['model_state'])
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self.model.to(DEVICE).eval()
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return True
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return False
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def load(self):
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if os.path.exists(self.bin_file):
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try:
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if self._restore(torch.load(self.bin_file, map_location=DEVICE)):
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print(f"✅ Андрей загружен из {self.bin_file}")
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return True
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except Exception as e: print(f"⚠️ Ошибка загрузки: {e}")
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print("📝 Создаю нового Андрея...")
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self.model = AndreyTransformer().to(DEVICE).eval()
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return False
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def save(self):
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os.makedirs(os.path.dirname(self.bin_file), exist_ok=True)
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torch.save(self._get_state(), self.bin_file)
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print(f"✅ Сохранён в /data: {os.path.getsize(self.bin_file)/1024:.1f} КБ")
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@spaces.GPU(duration=120) # <--- ВАЖНО: Декоратор для ZeroGPU
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def train(self, epochs=150):
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print("="*60)
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print(f"🧠 ОБУЧЕНИЕ АНДРЕЯ — {epochs} ЭПОХ")
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print("="*60)
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X_data, Y_input, Y_target = prepare_data()
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criterion = nn.CrossEntropyLoss(ignore_index=PAD)
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optimizer = optim.Adam(self.model.parameters(), lr=0.001)
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self.model.train()
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for epoch in range(epochs):
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total_loss, n_batches = 0, 0
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@@ -331,13 +313,13 @@ class AndreyAI:
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random.shuffle(indices)
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for idx in indices:
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src = X_data[idx].unsqueeze(0).to(
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tgt_in = Y_input[idx].unsqueeze(0).to(
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tgt_tar = Y_target[idx].unsqueeze(0).to(
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tgt_mask = self.model.generate_mask(tgt_in.size(1))
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src_pad = self.model.create_pad_mask(src)
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tgt_pad = self.model.create_pad_mask(tgt_in)
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optimizer.zero_grad()
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output = self.model(src, tgt_in, tgt_mask=tgt_mask, src_key_padding_mask=src_pad, tgt_key_padding_mask=tgt_pad)
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total_loss += loss.item()
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n_batches += 1
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if epoch % 10 == 0:
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self.memory['epochs_trained'] = epochs
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self.
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def get_fallback_answer(self, question):
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q_clean = question.lower().strip()
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if q in q_clean or q_clean in q: return a
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return "Интересный вопрос! Я еще учусь."
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def generate(self, question, history=None, temperature=0.6, max_length=15):
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q = question.lower().strip()
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context_parts = []
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if history:
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full_context = " ".join(context_parts)
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ctx_tokens = tokenize(full_context)
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if not ctx_tokens:
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if len(ctx_tokens) > MAX_LEN: ctx_tokens = ctx_tokens[-MAX_LEN:]
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generated_text = ""
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try:
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with torch.no_grad():
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memory = self.model.encode(src)
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response_tokens = []
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decoder_input = torch.tensor([[START]], dtype=torch.long).to(
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for i in range(max_length):
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tgt_mask = self.model.generate_mask(decoder_input.size(1))
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output = self.model.decode_step(decoder_input, memory, tgt_mask=tgt_mask)
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logits = output[:, -1, :] / temperature
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probs = torch.softmax(logits, dim=-1)
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if next_token in [PAD, UNK]: break
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response_tokens.append(next_token)
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decoder_input = torch.cat([decoder_input, torch.tensor([[next_token]], dtype=torch.long).to(
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generated_text = detokenize(response_tokens)
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except Exception
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return generated_text if generated_text else self.get_fallback_answer(q)
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# ============ GRADIO
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def gradio_chat(
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if not
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answer = andrey.generate(
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new_history = history + [(
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andrey.memory['chat_history'] = new_history
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return "", new_history
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#
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msg = gr.Textbox(label="Сообщение", placeholder="Напишите что-нибудь...")
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clear = gr.Button("🧹 Очистить")
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msg.submit(gradio_chat, [msg, chatbot], [msg, chatbot])
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clear.click(lambda: [], None, chatbot)
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if __name__ == "__main__":
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andrey = AndreyAI(MODEL_PATH)
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import gradio as gr
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from datetime import datetime
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import math
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import spaces # Обязательно для ZeroGPU
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# ============ НАСТРОЙКИ ============
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DATA_DIR = '/data'
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os.makedirs(DATA_DIR, exist_ok=True)
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MODEL_PATH = os.path.join(DATA_DIR, 'andrey_zerogpu_v8.bin')
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# На ZeroGPU мы не можем полагаться на глобальный DEVICE при инициализации,
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# поэтому будем определять его внутри функций, обернутых в @spaces.GPU
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# или использовать CPU для легких операций, если нужно.
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# Но для модели нужен CUDA.
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# ============ СЛОВАРЬ ============
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WORDS = [
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if len(seq) >= max_len: return seq[:max_len]
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return seq + [PAD] * (max_len - len(seq))
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# ============ МОДЕЛЬ ============
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class PositionalEncoding(nn.Module):
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def __init__(self, d_model, dropout=0.1, max_len=5000):
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super(PositionalEncoding, self).__init__()
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dropout=dropout, batch_first=True
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)
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self.fc_out = nn.Linear(d_model, vocab_size)
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def generate_mask(self, tgt_len, device):
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return torch.triu(torch.ones(tgt_len, tgt_len, device=device), diagonal=1).bool()
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def create_pad_mask(self, seq, pad_idx=PAD, device=None):
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if device is None: device = seq.device
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return (seq == pad_idx).to(device)
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def forward(self, src, tgt, src_mask=None, tgt_mask=None,
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src_key_padding_mask=None, tgt_key_padding_mask=None):
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def encode(self, src):
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src_emb = self.pos_encoder(self.embedding(src) * math.sqrt(self.d_model))
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src_key_padding_mask = self.create_pad_mask(src, device=src.device)
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return self.transformer.encoder(src_emb, src_key_padding_mask=src_key_padding_mask)
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def decode_step(self, tgt, memory, tgt_mask=None, tgt_key_padding_mask=None):
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return self.fc_out(output)
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# ============ ДАННЫЕ ============
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DIALOGUES = [
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("привет", "привет как дела"), ("здравствуй", "здравствуй рад тебя видеть"),
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("доброе утро", "доброе утро хорошего дня"), ("добрый день", "добрый день чем помочь"),
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self.bin_file = bin_file
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self.memory = {'chat_history': [], 'epochs_trained': 0}
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self.model = None
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# Загружаем структуру, но веса загрузим позже
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self.model = AndreyTransformer()
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def load_weights(self):
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if os.path.exists(self.bin_file):
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try:
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data = torch.load(self.bin_file, map_location='cpu')
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self.model.load_state_dict(data['model_state'])
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self.memory = data.get('memory', self.memory)
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print(f"✅ Веса загружены из {self.bin_file}")
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return True
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except Exception as e:
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print(f"⚠️ Ошибка загрузки весов: {e}")
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return False
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def save_weights(self):
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os.makedirs(os.path.dirname(self.bin_file), exist_ok=True)
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state = {
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'model_state': self.model.state_dict(),
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'vocab_size': vocab_size, 'd_model': 128, 'nhead': 4,
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'num_encoder_layers': 2, 'num_decoder_layers': 2, 'dim_feedforward': 256,
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'word_to_idx': word_to_idx,
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'idx_to_word': {str(k): v for k, v in idx_to_word.items()},
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'memory': self.memory, 'version': '8.0-ZeroGPU-Fixed',
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'created': datetime.now().strftime("%Y-%m-%d %H:%M:%S")
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}
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torch.save(state, self.bin_file)
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print(f"✅ Сохранено в /data: {os.path.getsize(self.bin_file)/1024:.1f} КБ")
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@spaces.GPU(duration=120)
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def train(self, epochs=50): # Уменьшил эпохи для быстроты теста, можно вернуть 150
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print("🚀 Начало обучения на ZeroGPU...")
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device = torch.device('cuda')
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self.model.to(device)
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self.model.train()
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X_data, Y_input, Y_target = prepare_data()
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criterion = nn.CrossEntropyLoss(ignore_index=PAD)
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optimizer = optim.Adam(self.model.parameters(), lr=0.001)
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for epoch in range(epochs):
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total_loss, n_batches = 0, 0
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random.shuffle(indices)
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for idx in indices:
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src = X_data[idx].unsqueeze(0).to(device)
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tgt_in = Y_input[idx].unsqueeze(0).to(device)
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tgt_tar = Y_target[idx].unsqueeze(0).to(device)
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tgt_mask = self.model.generate_mask(tgt_in.size(1), device)
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src_pad = self.model.create_pad_mask(src, device=device)
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tgt_pad = self.model.create_pad_mask(tgt_in, device=device)
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optimizer.zero_grad()
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output = self.model(src, tgt_in, tgt_mask=tgt_mask, src_key_padding_mask=src_pad, tgt_key_padding_mask=tgt_pad)
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total_loss += loss.item()
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n_batches += 1
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if epoch % 10 == 0:
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print(f"Эпоха {epoch}/{epochs} | Loss: {total_loss/n_batches:.4f}")
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self.memory['epochs_trained'] = epochs
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self.model.cpu() # Возвращаем на CPU для сохранения
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self.save_weights()
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print("✅ Обучение завершено!")
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def get_fallback_answer(self, question):
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q_clean = question.lower().strip()
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if q in q_clean or q_clean in q: return a
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return "Интересный вопрос! Я еще учусь."
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+
@spaces.GPU(duration=10) # ВАЖНО: Генерация тоже должна быть на GPU
|
| 350 |
def generate(self, question, history=None, temperature=0.6, max_length=15):
|
| 351 |
+
device = torch.device('cuda')
|
| 352 |
+
self.model.to(device)
|
| 353 |
+
self.model.eval()
|
| 354 |
+
|
| 355 |
q = question.lower().strip()
|
| 356 |
context_parts = []
|
| 357 |
if history:
|
|
|
|
| 362 |
full_context = " ".join(context_parts)
|
| 363 |
|
| 364 |
ctx_tokens = tokenize(full_context)
|
| 365 |
+
if not ctx_tokens:
|
| 366 |
+
self.model.cpu()
|
| 367 |
+
return self.get_fallback_answer(q)
|
| 368 |
+
|
| 369 |
if len(ctx_tokens) > MAX_LEN: ctx_tokens = ctx_tokens[-MAX_LEN:]
|
| 370 |
|
| 371 |
+
# Создаем тензор уже на устройстве
|
| 372 |
+
src = torch.tensor([pad_sequence(ctx_tokens, MAX_LEN)], dtype=torch.long).to(device)
|
| 373 |
generated_text = ""
|
| 374 |
|
| 375 |
try:
|
| 376 |
with torch.no_grad():
|
| 377 |
memory = self.model.encode(src)
|
| 378 |
response_tokens = []
|
| 379 |
+
decoder_input = torch.tensor([[START]], dtype=torch.long).to(device)
|
| 380 |
|
| 381 |
for i in range(max_length):
|
| 382 |
+
tgt_mask = self.model.generate_mask(decoder_input.size(1), device)
|
| 383 |
output = self.model.decode_step(decoder_input, memory, tgt_mask=tgt_mask)
|
| 384 |
logits = output[:, -1, :] / temperature
|
| 385 |
probs = torch.softmax(logits, dim=-1)
|
|
|
|
| 388 |
|
| 389 |
if next_token in [PAD, UNK]: break
|
| 390 |
response_tokens.append(next_token)
|
| 391 |
+
decoder_input = torch.cat([decoder_input, torch.tensor([[next_token]], dtype=torch.long).to(device)], dim=1)
|
| 392 |
|
| 393 |
generated_text = detokenize(response_tokens)
|
| 394 |
+
except Exception as e:
|
| 395 |
+
print(f"Ошибка генерации: {e}")
|
| 396 |
+
finally:
|
| 397 |
+
self.model.cpu() # Всегда возвращаем на CPU после работы
|
| 398 |
|
| 399 |
return generated_text if generated_text else self.get_fallback_answer(q)
|
| 400 |
|
| 401 |
+
# ============ GRADIO ============
|
| 402 |
+
def gradio_chat(message, history):
|
| 403 |
+
if not message: return "", history
|
| 404 |
+
answer = andrey.generate(message, history=history)
|
| 405 |
+
new_history = history + [(message, answer)]
|
|
|
|
| 406 |
return "", new_history
|
| 407 |
|
| 408 |
+
with gr.Blocks(title="Андрей AI") as demo:
|
| 409 |
+
gr.Markdown("# 🤖 Андрей AI (ZeroGPU)\n### Transformer с памятью")
|
| 410 |
+
chatbot = gr.Chatbot(height=400, label="Диалог")
|
| 411 |
+
msg = gr.Textbox(label="Сообщение", placeholder="Напишите что-нибудь...")
|
| 412 |
+
clear = gr.Button("🧹 Очистить")
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 413 |
|
| 414 |
+
msg.submit(gradio_chat, [msg, chatbot], [msg, chatbot])
|
| 415 |
+
clear.click(lambda: [], None, chatbot)
|
| 416 |
|
| 417 |
if __name__ == "__main__":
|
| 418 |
andrey = AndreyAI(MODEL_PATH)
|
| 419 |
+
loaded = andrey.load_weights()
|
| 420 |
+
|
| 421 |
+
if not loaded or andrey.memory.get('epochs_trained', 0) == 0:
|
| 422 |
+
andrey.train(150) # Обучаем если нет весов
|
| 423 |
+
|
| 424 |
+
demo.launch()
|