Upload LMF_ONNX_test.ipynb
Browse files- LMF_ONNX_test.ipynb +515 -0
LMF_ONNX_test.ipynb
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| 1 |
+
{
|
| 2 |
+
"cells": [
|
| 3 |
+
{
|
| 4 |
+
"cell_type": "code",
|
| 5 |
+
"execution_count": 2,
|
| 6 |
+
"id": "3c7864eb",
|
| 7 |
+
"metadata": {},
|
| 8 |
+
"outputs": [],
|
| 9 |
+
"source": [
|
| 10 |
+
"import numpy as np\n",
|
| 11 |
+
"import onnxruntime as ort\n",
|
| 12 |
+
"from huggingface_hub import hf_hub_download\n",
|
| 13 |
+
"from transformers import AutoTokenizer\n",
|
| 14 |
+
"\n",
|
| 15 |
+
"# Download model (Q4 recommended)\n",
|
| 16 |
+
"model_id = \"LiquidAI/LFM2.5-1.2B-JP-ONNX\"\n",
|
| 17 |
+
"model_path = hf_hub_download(model_id, \"onnx/model_q4.onnx\")\n",
|
| 18 |
+
"\n",
|
| 19 |
+
"# Download all data files (handles multiple splits for large models)\n",
|
| 20 |
+
"from huggingface_hub import list_repo_files\n",
|
| 21 |
+
"for f in list_repo_files(model_id):\n",
|
| 22 |
+
" if f.startswith(\"onnx/model_q4.onnx_data\"):\n",
|
| 23 |
+
" hf_hub_download(model_id, f)\n",
|
| 24 |
+
"\n",
|
| 25 |
+
"# Load model and tokenizer\n",
|
| 26 |
+
"session = ort.InferenceSession(model_path)\n",
|
| 27 |
+
"tokenizer = AutoTokenizer.from_pretrained(model_id, trust_remote_code=True)"
|
| 28 |
+
]
|
| 29 |
+
},
|
| 30 |
+
{
|
| 31 |
+
"cell_type": "markdown",
|
| 32 |
+
"id": "2275f454",
|
| 33 |
+
"metadata": {},
|
| 34 |
+
"source": []
|
| 35 |
+
},
|
| 36 |
+
{
|
| 37 |
+
"cell_type": "code",
|
| 38 |
+
"execution_count": 4,
|
| 39 |
+
"id": "5788adf8",
|
| 40 |
+
"metadata": {},
|
| 41 |
+
"outputs": [
|
| 42 |
+
{
|
| 43 |
+
"name": "stdout",
|
| 44 |
+
"output_type": "stream",
|
| 45 |
+
"text": [
|
| 46 |
+
"日本の総理大臣は、総理大臣(総理大臣)または首相(首相)とも呼ばれる。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣の長である。総理大臣は、内閣\n"
|
| 47 |
+
]
|
| 48 |
+
}
|
| 49 |
+
],
|
| 50 |
+
"source": [
|
| 51 |
+
"\n",
|
| 52 |
+
"# Prepare text completion input (Japanese)\n",
|
| 53 |
+
"prompt = \"日本の総理大臣は\"\n",
|
| 54 |
+
"input_ids = np.array([tokenizer.encode(prompt, add_special_tokens=True)], dtype=np.int64)\n",
|
| 55 |
+
"\n",
|
| 56 |
+
"# Initialize KV cache\n",
|
| 57 |
+
"ONNX_DTYPE = {\"tensor(float)\": np.float32, \"tensor(float16)\": np.float16, \"tensor(int64)\": np.int64}\n",
|
| 58 |
+
"cache = {}\n",
|
| 59 |
+
"for inp in session.get_inputs():\n",
|
| 60 |
+
" if inp.name in {\"input_ids\", \"attention_mask\", \"position_ids\"}:\n",
|
| 61 |
+
" continue\n",
|
| 62 |
+
" shape = [d if isinstance(d, int) else 1 for d in inp.shape]\n",
|
| 63 |
+
" for i, d in enumerate(inp.shape):\n",
|
| 64 |
+
" if isinstance(d, str) and \"sequence\" in d.lower():\n",
|
| 65 |
+
" shape[i] = 0\n",
|
| 66 |
+
" cache[inp.name] = np.zeros(shape, dtype=ONNX_DTYPE.get(inp.type, np.float32))\n",
|
| 67 |
+
"\n",
|
| 68 |
+
"# Check if model uses position_ids\n",
|
| 69 |
+
"input_names = {inp.name for inp in session.get_inputs()}\n",
|
| 70 |
+
"use_position_ids = \"position_ids\" in input_names\n",
|
| 71 |
+
"\n",
|
| 72 |
+
"# Generate tokens\n",
|
| 73 |
+
"seq_len = input_ids.shape[1]\n",
|
| 74 |
+
"generated_tokens = []\n",
|
| 75 |
+
"\n",
|
| 76 |
+
"for step in range(300): # max tokens\n",
|
| 77 |
+
" if step == 0:\n",
|
| 78 |
+
" ids = input_ids\n",
|
| 79 |
+
" pos = np.arange(seq_len, dtype=np.int64).reshape(1, -1)\n",
|
| 80 |
+
" else:\n",
|
| 81 |
+
" ids = np.array([[generated_tokens[-1]]], dtype=np.int64)\n",
|
| 82 |
+
" pos = np.array([[seq_len + len(generated_tokens) - 1]], dtype=np.int64)\n",
|
| 83 |
+
"\n",
|
| 84 |
+
" attn_mask = np.ones((1, seq_len + len(generated_tokens)), dtype=np.int64)\n",
|
| 85 |
+
" feed = {\"input_ids\": ids, \"attention_mask\": attn_mask, **cache}\n",
|
| 86 |
+
" if use_position_ids:\n",
|
| 87 |
+
" feed[\"position_ids\"] = pos\n",
|
| 88 |
+
"\n",
|
| 89 |
+
" outputs = session.run(None, feed)\n",
|
| 90 |
+
" next_token = int(np.argmax(outputs[0][0, -1]))\n",
|
| 91 |
+
" generated_tokens.append(next_token)\n",
|
| 92 |
+
"\n",
|
| 93 |
+
" # Update cache\n",
|
| 94 |
+
" for i, out in enumerate(session.get_outputs()[1:], 1):\n",
|
| 95 |
+
" name = out.name.replace(\"present_conv\", \"past_conv\").replace(\"present.\", \"past_key_values.\")\n",
|
| 96 |
+
" if name in cache:\n",
|
| 97 |
+
" cache[name] = outputs[i]\n",
|
| 98 |
+
"\n",
|
| 99 |
+
" if next_token == tokenizer.eos_token_id:\n",
|
| 100 |
+
" break\n",
|
| 101 |
+
"\n",
|
| 102 |
+
"\n",
|
| 103 |
+
"print(prompt + tokenizer.decode(generated_tokens, skip_special_tokens=True))\n"
|
| 104 |
+
]
|
| 105 |
+
},
|
| 106 |
+
{
|
| 107 |
+
"cell_type": "code",
|
| 108 |
+
"execution_count": 1,
|
| 109 |
+
"id": "85caf150",
|
| 110 |
+
"metadata": {},
|
| 111 |
+
"outputs": [
|
| 112 |
+
{
|
| 113 |
+
"name": "stderr",
|
| 114 |
+
"output_type": "stream",
|
| 115 |
+
"text": [
|
| 116 |
+
"c:\\Users\\showe\\Desktop\\仕事関連\\venv\\lib\\site-packages\\tqdm\\auto.py:21: TqdmWarning: IProgress not found. Please update jupyter and ipywidgets. See https://ipywidgets.readthedocs.io/en/stable/user_install.html\n",
|
| 117 |
+
" from .autonotebook import tqdm as notebook_tqdm\n"
|
| 118 |
+
]
|
| 119 |
+
}
|
| 120 |
+
],
|
| 121 |
+
"source": [
|
| 122 |
+
"import numpy as np\n",
|
| 123 |
+
"import onnxruntime as ort\n",
|
| 124 |
+
"from huggingface_hub import hf_hub_download\n",
|
| 125 |
+
"from transformers import AutoProcessor\n",
|
| 126 |
+
"from PIL import Image\n",
|
| 127 |
+
"\n",
|
| 128 |
+
"# Download model files (fp16 encoder + q4 decoder recommended)\n",
|
| 129 |
+
"model_id = \"LiquidAI/LFM2.5-VL-1.6B-ONNX\"\n",
|
| 130 |
+
"embed_tokens_path = hf_hub_download(model_id, \"onnx/embed_tokens_fp16.onnx\")\n",
|
| 131 |
+
"embed_images_path = hf_hub_download(model_id, \"onnx/embed_images_fp16.onnx\")\n",
|
| 132 |
+
"decoder_path = hf_hub_download(model_id, \"onnx/decoder_q4.onnx\")\n",
|
| 133 |
+
"\n",
|
| 134 |
+
"# Download all data files (handles multiple splits for large models)\n",
|
| 135 |
+
"from huggingface_hub import list_repo_files\n",
|
| 136 |
+
"for f in list_repo_files(model_id):\n",
|
| 137 |
+
" if any(f.startswith(f\"onnx/{name}\") for name in [\n",
|
| 138 |
+
" \"embed_tokens_fp16.onnx_data\",\n",
|
| 139 |
+
" \"embed_images_fp16.onnx_data\",\n",
|
| 140 |
+
" \"decoder_q4.onnx_data\"\n",
|
| 141 |
+
" ]):\n",
|
| 142 |
+
" hf_hub_download(model_id, f)\n",
|
| 143 |
+
"\n",
|
| 144 |
+
"# Load ONNX sessions\n",
|
| 145 |
+
"embed_tokens = ort.InferenceSession(embed_tokens_path)\n",
|
| 146 |
+
"embed_images = ort.InferenceSession(embed_images_path)\n",
|
| 147 |
+
"decoder = ort.InferenceSession(decoder_path)\n",
|
| 148 |
+
"\n",
|
| 149 |
+
"# Load processor\n",
|
| 150 |
+
"processor = AutoProcessor.from_pretrained(model_id, trust_remote_code=True)\n"
|
| 151 |
+
]
|
| 152 |
+
},
|
| 153 |
+
{
|
| 154 |
+
"cell_type": "code",
|
| 155 |
+
"execution_count": 5,
|
| 156 |
+
"id": "73769fbf",
|
| 157 |
+
"metadata": {},
|
| 158 |
+
"outputs": [
|
| 159 |
+
{
|
| 160 |
+
"name": "stdout",
|
| 161 |
+
"output_type": "stream",
|
| 162 |
+
"text": [
|
| 163 |
+
"この\n",
|
| 164 |
+
"画像\n",
|
| 165 |
+
"は\n",
|
| 166 |
+
"、\n",
|
| 167 |
+
"雪\n",
|
| 168 |
+
"に\n",
|
| 169 |
+
"覆\n",
|
| 170 |
+
"われた\n",
|
| 171 |
+
"�\n",
|
| 172 |
+
"�\n",
|
| 173 |
+
"面\n",
|
| 174 |
+
"で\n",
|
| 175 |
+
"、\n",
|
| 176 |
+
"晴\n",
|
| 177 |
+
"れた\n",
|
| 178 |
+
"日\n",
|
| 179 |
+
"を\n",
|
| 180 |
+
"楽し\n",
|
| 181 |
+
"んでいる\n",
|
| 182 |
+
"人\n",
|
| 183 |
+
"物を\n",
|
| 184 |
+
"描\n",
|
| 185 |
+
"いて\n",
|
| 186 |
+
"います\n",
|
| 187 |
+
"。\n",
|
| 188 |
+
"太\n",
|
| 189 |
+
"陽\n",
|
| 190 |
+
"が\n",
|
| 191 |
+
"空\n",
|
| 192 |
+
"を\n",
|
| 193 |
+
"�\n",
|
| 194 |
+
"�\n",
|
| 195 |
+
"か\n",
|
| 196 |
+
"せ\n",
|
| 197 |
+
"、\n",
|
| 198 |
+
"雪\n",
|
| 199 |
+
"に\n",
|
| 200 |
+
"長\n",
|
| 201 |
+
"い\n",
|
| 202 |
+
"影\n",
|
| 203 |
+
"を\n",
|
| 204 |
+
"落\n",
|
| 205 |
+
"として\n",
|
| 206 |
+
"います\n",
|
| 207 |
+
"。\n",
|
| 208 |
+
"背景\n",
|
| 209 |
+
"には\n",
|
| 210 |
+
"、\n",
|
| 211 |
+
"木\n",
|
| 212 |
+
"々\n",
|
| 213 |
+
"や\n",
|
| 214 |
+
"山\n",
|
| 215 |
+
"々\n",
|
| 216 |
+
"が\n",
|
| 217 |
+
"広\n",
|
| 218 |
+
"が\n",
|
| 219 |
+
"り\n",
|
| 220 |
+
"、\n",
|
| 221 |
+
"冬\n",
|
| 222 |
+
"の\n",
|
| 223 |
+
"風\n",
|
| 224 |
+
"景\n",
|
| 225 |
+
"を\n",
|
| 226 |
+
"完成\n",
|
| 227 |
+
"させて\n",
|
| 228 |
+
"います\n",
|
| 229 |
+
"。\n"
|
| 230 |
+
]
|
| 231 |
+
}
|
| 232 |
+
],
|
| 233 |
+
"source": [
|
| 234 |
+
"# Prepare input\n",
|
| 235 |
+
"path = r\"C:\\Users\\showe\\Desktop\\tiikawa.png\"\n",
|
| 236 |
+
"path = r\"C:\\Users\\showe\\Pictures\\1487423322121.jpg\"\n",
|
| 237 |
+
"image = Image.open(path)\n",
|
| 238 |
+
"messages = [{\"role\": \"user\", \"content\": [\n",
|
| 239 |
+
" {\"type\": \"image\"},\n",
|
| 240 |
+
" {\"type\": \"text\", \"text\": \"この画像について説明してください。\"}\n",
|
| 241 |
+
"]}]\n",
|
| 242 |
+
"\n",
|
| 243 |
+
"# Process inputs\n",
|
| 244 |
+
"prompt = processor.apply_chat_template(messages, add_generation_prompt=True)\n",
|
| 245 |
+
"inputs = processor(images=[image], text=prompt, return_tensors=\"pt\")\n",
|
| 246 |
+
"\n",
|
| 247 |
+
"# Convert to numpy with correct dtypes\n",
|
| 248 |
+
"pixel_values = inputs[\"pixel_values\"].numpy().astype(np.float32)\n",
|
| 249 |
+
"pixel_attention_mask = inputs[\"pixel_attention_mask\"].numpy().astype(np.int64)\n",
|
| 250 |
+
"spatial_shapes = inputs[\"spatial_shapes\"].numpy().astype(np.int64)\n",
|
| 251 |
+
"input_ids = inputs[\"input_ids\"].numpy().astype(np.int64)\n",
|
| 252 |
+
"\n",
|
| 253 |
+
"# Get image embeddings\n",
|
| 254 |
+
"image_outputs = embed_images.run(None, {\n",
|
| 255 |
+
" \"pixel_values\": pixel_values,\n",
|
| 256 |
+
" \"pixel_attention_mask\": pixel_attention_mask,\n",
|
| 257 |
+
" \"spatial_shapes\": spatial_shapes,\n",
|
| 258 |
+
"})\n",
|
| 259 |
+
"image_embeds = image_outputs[0]\n",
|
| 260 |
+
"\n",
|
| 261 |
+
"# Get token embeddings\n",
|
| 262 |
+
"token_outputs = embed_tokens.run(None, {\"input_ids\": input_ids})\n",
|
| 263 |
+
"token_embeds = token_outputs[0]\n",
|
| 264 |
+
"\n",
|
| 265 |
+
"# Replace <image> tokens with image embeddings\n",
|
| 266 |
+
"image_token_id = processor.tokenizer.convert_tokens_to_ids(\"<image>\")\n",
|
| 267 |
+
"image_positions = np.where(input_ids[0] == image_token_id)[0]\n",
|
| 268 |
+
"for i, pos in enumerate(image_positions):\n",
|
| 269 |
+
" if i < len(image_embeds):\n",
|
| 270 |
+
" token_embeds[0, pos] = image_embeds[i]\n",
|
| 271 |
+
"\n",
|
| 272 |
+
"# Initialize KV cache for stateful decoding\n",
|
| 273 |
+
"ONNX_DTYPE = {\"tensor(float)\": np.float32, \"tensor(float16)\": np.float16, \"tensor(int64)\": np.int64}\n",
|
| 274 |
+
"cache = {}\n",
|
| 275 |
+
"for inp in decoder.get_inputs():\n",
|
| 276 |
+
" if inp.name in {\"inputs_embeds\", \"attention_mask\", \"position_ids\"}:\n",
|
| 277 |
+
" continue\n",
|
| 278 |
+
" shape = [d if isinstance(d, int) else 1 for d in inp.shape]\n",
|
| 279 |
+
" for i, d in enumerate(inp.shape):\n",
|
| 280 |
+
" if isinstance(d, str) and \"sequence\" in d.lower():\n",
|
| 281 |
+
" shape[i] = 0\n",
|
| 282 |
+
" cache[inp.name] = np.zeros(shape, dtype=ONNX_DTYPE.get(inp.type, np.float32))\n",
|
| 283 |
+
"\n",
|
| 284 |
+
"# Generate tokens\n",
|
| 285 |
+
"seq_len = token_embeds.shape[1]\n",
|
| 286 |
+
"generated_tokens = []\n",
|
| 287 |
+
"\n",
|
| 288 |
+
"for step in range(100): # max tokens\n",
|
| 289 |
+
" if step == 0:\n",
|
| 290 |
+
" embeds = token_embeds.astype(np.float32)\n",
|
| 291 |
+
" else:\n",
|
| 292 |
+
" last_token = np.array([[generated_tokens[-1]]], dtype=np.int64)\n",
|
| 293 |
+
" embeds = embed_tokens.run(None, {\"input_ids\": last_token})[0].astype(np.float32)\n",
|
| 294 |
+
"\n",
|
| 295 |
+
" attn_mask = np.ones((1, seq_len + len(generated_tokens)), dtype=np.int64)\n",
|
| 296 |
+
" feed = {\"inputs_embeds\": embeds, \"attention_mask\": attn_mask, **cache}\n",
|
| 297 |
+
"\n",
|
| 298 |
+
" outputs = decoder.run(None, feed)\n",
|
| 299 |
+
" next_token = int(np.argmax(outputs[0][0, -1]))\n",
|
| 300 |
+
" generated_tokens.append(next_token)\n",
|
| 301 |
+
"\n",
|
| 302 |
+
" # Update cache\n",
|
| 303 |
+
" for i, out in enumerate(decoder.get_outputs()[1:], 1):\n",
|
| 304 |
+
" name = out.name.replace(\"present_conv\", \"past_conv\").replace(\"present.\", \"past_key_values.\")\n",
|
| 305 |
+
" if name in cache:\n",
|
| 306 |
+
" cache[name] = outputs[i]\n",
|
| 307 |
+
"\n",
|
| 308 |
+
" if next_token == processor.tokenizer.eos_token_id:\n",
|
| 309 |
+
" break\n",
|
| 310 |
+
"\n",
|
| 311 |
+
" print(processor.tokenizer.decode(next_token, skip_special_tokens=True))\n",
|
| 312 |
+
"# print(processor.tokenizer.decode(generated_tokens, skip_special_tokens=True))\n"
|
| 313 |
+
]
|
| 314 |
+
},
|
| 315 |
+
{
|
| 316 |
+
"cell_type": "code",
|
| 317 |
+
"execution_count": 6,
|
| 318 |
+
"id": "9144e5cb",
|
| 319 |
+
"metadata": {},
|
| 320 |
+
"outputs": [
|
| 321 |
+
{
|
| 322 |
+
"name": "stdout",
|
| 323 |
+
"output_type": "stream",
|
| 324 |
+
"text": [
|
| 325 |
+
"この画像は、雪に覆われた斜面で、晴れた日を楽しんでいる人物を描いています。太陽が空を輝かせ、雪に長い影を落としています。背景には、木々や山々が広がり、冬の風景を完成させています。\n"
|
| 326 |
+
]
|
| 327 |
+
}
|
| 328 |
+
],
|
| 329 |
+
"source": [
|
| 330 |
+
"print(processor.tokenizer.decode(generated_tokens, skip_special_tokens=True))"
|
| 331 |
+
]
|
| 332 |
+
},
|
| 333 |
+
{
|
| 334 |
+
"cell_type": "code",
|
| 335 |
+
"execution_count": null,
|
| 336 |
+
"id": "c3864c06",
|
| 337 |
+
"metadata": {},
|
| 338 |
+
"outputs": [],
|
| 339 |
+
"source": [
|
| 340 |
+
"np.array(image)"
|
| 341 |
+
]
|
| 342 |
+
},
|
| 343 |
+
{
|
| 344 |
+
"cell_type": "code",
|
| 345 |
+
"execution_count": 13,
|
| 346 |
+
"id": "1f9373fd",
|
| 347 |
+
"metadata": {},
|
| 348 |
+
"outputs": [],
|
| 349 |
+
"source": [
|
| 350 |
+
"import numpy as np\n",
|
| 351 |
+
"import onnxruntime as ort\n",
|
| 352 |
+
"from huggingface_hub import hf_hub_download\n",
|
| 353 |
+
"from transformers import AutoTokenizer\n",
|
| 354 |
+
"from IPython.display import display, HTML, clear_output, Markdown\n",
|
| 355 |
+
"\n",
|
| 356 |
+
"# Download model (Q4 recommended)\n",
|
| 357 |
+
"model_id = \"LiquidAI/LFM2.5-1.2B-Instruct-ONNX\"\n",
|
| 358 |
+
"model_path = hf_hub_download(model_id, \"onnx/model_q4.onnx\")\n",
|
| 359 |
+
"\n",
|
| 360 |
+
"# Download all data files (handles multiple splits for large models)\n",
|
| 361 |
+
"from huggingface_hub import list_repo_files\n",
|
| 362 |
+
"for f in list_repo_files(model_id):\n",
|
| 363 |
+
" if f.startswith(\"onnx/model_q4.onnx_data\"):\n",
|
| 364 |
+
" hf_hub_download(model_id, f)\n",
|
| 365 |
+
"\n",
|
| 366 |
+
"# Load model and tokenizer\n",
|
| 367 |
+
"session = ort.InferenceSession(model_path)\n",
|
| 368 |
+
"tokenizer = AutoTokenizer.from_pretrained(model_id, trust_remote_code=True)\n",
|
| 369 |
+
"\n"
|
| 370 |
+
]
|
| 371 |
+
},
|
| 372 |
+
{
|
| 373 |
+
"cell_type": "code",
|
| 374 |
+
"execution_count": 28,
|
| 375 |
+
"id": "2b426e38",
|
| 376 |
+
"metadata": {},
|
| 377 |
+
"outputs": [
|
| 378 |
+
{
|
| 379 |
+
"data": {
|
| 380 |
+
"text/markdown": [
|
| 381 |
+
"<translation>会議やインタビュー、録音を検索可能なテキストに自動変換します。Nottaで効率的に作業できます</translation>"
|
| 382 |
+
],
|
| 383 |
+
"text/plain": [
|
| 384 |
+
"<IPython.core.display.Markdown object>"
|
| 385 |
+
]
|
| 386 |
+
},
|
| 387 |
+
"execution_count": 28,
|
| 388 |
+
"metadata": {},
|
| 389 |
+
"output_type": "execute_result"
|
| 390 |
+
}
|
| 391 |
+
],
|
| 392 |
+
"source": [
|
| 393 |
+
"content = '''\n",
|
| 394 |
+
"以下の文章を流暢な日本語に翻訳してください。\n",
|
| 395 |
+
"出力は<translate>タグで囲んでください。\n",
|
| 396 |
+
"タグ以外の出力は絶対やめてください。\n",
|
| 397 |
+
"\n",
|
| 398 |
+
"【例】\n",
|
| 399 |
+
"<translate>this is translated text</translate>\n",
|
| 400 |
+
"\n",
|
| 401 |
+
"【翻訳前文章】\n",
|
| 402 |
+
"Automatically convert your meetings, interviews, or recordings into searchable text with Notta. Transcribe, edit, summarize, and collaborate all in a single workflow to stay productive.\n",
|
| 403 |
+
"'''\n",
|
| 404 |
+
"\n",
|
| 405 |
+
"# Prepare chat input\n",
|
| 406 |
+
"\n",
|
| 407 |
+
"messages = [{\"role\": \"user\", \"content\": content}]\n",
|
| 408 |
+
"prompt = tokenizer.apply_chat_template(messages, tokenize=False, add_generation_prompt=True)\n",
|
| 409 |
+
"input_ids = np.array([tokenizer.encode(prompt, add_special_tokens=False)], dtype=np.int64)\n",
|
| 410 |
+
"\n",
|
| 411 |
+
"# Initialize KV cache\n",
|
| 412 |
+
"ONNX_DTYPE = {\"tensor(float)\": np.float32, \"tensor(float16)\": np.float16, \"tensor(int64)\": np.int64}\n",
|
| 413 |
+
"cache = {}\n",
|
| 414 |
+
"for inp in session.get_inputs():\n",
|
| 415 |
+
" if inp.name in {\"input_ids\", \"attention_mask\", \"position_ids\"}:\n",
|
| 416 |
+
" continue\n",
|
| 417 |
+
" shape = [d if isinstance(d, int) else 1 for d in inp.shape]\n",
|
| 418 |
+
" for i, d in enumerate(inp.shape):\n",
|
| 419 |
+
" if isinstance(d, str) and \"sequence\" in d.lower():\n",
|
| 420 |
+
" shape[i] = 0\n",
|
| 421 |
+
" cache[inp.name] = np.zeros(shape, dtype=ONNX_DTYPE.get(inp.type, np.float32))\n",
|
| 422 |
+
"\n",
|
| 423 |
+
"# Check if model uses position_ids\n",
|
| 424 |
+
"input_names = {inp.name for inp in session.get_inputs()}\n",
|
| 425 |
+
"use_position_ids = \"position_ids\" in input_names\n",
|
| 426 |
+
"\n",
|
| 427 |
+
"# Generate tokens\n",
|
| 428 |
+
"seq_len = input_ids.shape[1]\n",
|
| 429 |
+
"generated_tokens = []\n",
|
| 430 |
+
"\n",
|
| 431 |
+
"for step in range(512): # max tokens\n",
|
| 432 |
+
" if step == 0:\n",
|
| 433 |
+
" ids = input_ids\n",
|
| 434 |
+
" pos = np.arange(seq_len, dtype=np.int64).reshape(1, -1)\n",
|
| 435 |
+
" else:\n",
|
| 436 |
+
" ids = np.array([[generated_tokens[-1]]], dtype=np.int64)\n",
|
| 437 |
+
" pos = np.array([[seq_len + len(generated_tokens) - 1]], dtype=np.int64)\n",
|
| 438 |
+
"\n",
|
| 439 |
+
" attn_mask = np.ones((1, seq_len + len(generated_tokens)), dtype=np.int64)\n",
|
| 440 |
+
" feed = {\"input_ids\": ids, \"attention_mask\": attn_mask, **cache}\n",
|
| 441 |
+
" if use_position_ids:\n",
|
| 442 |
+
" feed[\"position_ids\"] = pos\n",
|
| 443 |
+
"\n",
|
| 444 |
+
" outputs = session.run(None, feed)\n",
|
| 445 |
+
" next_token = int(np.argmax(outputs[0][0, -1]))\n",
|
| 446 |
+
" generated_tokens.append(next_token)\n",
|
| 447 |
+
"\n",
|
| 448 |
+
" # Update cache\n",
|
| 449 |
+
" for i, out in enumerate(session.get_outputs()[1:], 1):\n",
|
| 450 |
+
" name = out.name.replace(\"present_conv\", \"past_conv\").replace(\"present.\", \"past_key_values.\")\n",
|
| 451 |
+
" if name in cache:\n",
|
| 452 |
+
" cache[name] = outputs[i]\n",
|
| 453 |
+
"\n",
|
| 454 |
+
" token_str = tokenizer.decode([next_token], skip_special_tokens=True)\n",
|
| 455 |
+
" print(token_str, end=\"\", flush=True)\n",
|
| 456 |
+
"\n",
|
| 457 |
+
" if next_token == tokenizer.eos_token_id:\n",
|
| 458 |
+
" break\n",
|
| 459 |
+
"\n",
|
| 460 |
+
"clear_output()\n",
|
| 461 |
+
"Markdown(tokenizer.decode(generated_tokens, skip_special_tokens=True))"
|
| 462 |
+
]
|
| 463 |
+
},
|
| 464 |
+
{
|
| 465 |
+
"cell_type": "code",
|
| 466 |
+
"execution_count": 25,
|
| 467 |
+
"id": "1186c8f5",
|
| 468 |
+
"metadata": {},
|
| 469 |
+
"outputs": [
|
| 470 |
+
{
|
| 471 |
+
"data": {
|
| 472 |
+
"text/plain": [
|
| 473 |
+
"'<translate>LFM2.5は、乗算ゲートと短い畳み込みを組み合わせたハイブリッドアーキテクチャで、CPU、GPU、NPUハードウェアでの高速推論に最適化されています</translate>'"
|
| 474 |
+
]
|
| 475 |
+
},
|
| 476 |
+
"execution_count": 25,
|
| 477 |
+
"metadata": {},
|
| 478 |
+
"output_type": "execute_result"
|
| 479 |
+
}
|
| 480 |
+
],
|
| 481 |
+
"source": [
|
| 482 |
+
"tokenizer.decode(generated_tokens, skip_special_tokens=True)"
|
| 483 |
+
]
|
| 484 |
+
},
|
| 485 |
+
{
|
| 486 |
+
"cell_type": "code",
|
| 487 |
+
"execution_count": null,
|
| 488 |
+
"id": "ddc378d4",
|
| 489 |
+
"metadata": {},
|
| 490 |
+
"outputs": [],
|
| 491 |
+
"source": []
|
| 492 |
+
}
|
| 493 |
+
],
|
| 494 |
+
"metadata": {
|
| 495 |
+
"kernelspec": {
|
| 496 |
+
"display_name": "venv",
|
| 497 |
+
"language": "python",
|
| 498 |
+
"name": "python3"
|
| 499 |
+
},
|
| 500 |
+
"language_info": {
|
| 501 |
+
"codemirror_mode": {
|
| 502 |
+
"name": "ipython",
|
| 503 |
+
"version": 3
|
| 504 |
+
},
|
| 505 |
+
"file_extension": ".py",
|
| 506 |
+
"mimetype": "text/x-python",
|
| 507 |
+
"name": "python",
|
| 508 |
+
"nbconvert_exporter": "python",
|
| 509 |
+
"pygments_lexer": "ipython3",
|
| 510 |
+
"version": "3.10.11"
|
| 511 |
+
}
|
| 512 |
+
},
|
| 513 |
+
"nbformat": 4,
|
| 514 |
+
"nbformat_minor": 5
|
| 515 |
+
}
|