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{
"cells": [
{
"cell_type": "code",
"execution_count": 2,
"metadata": {},
"outputs": [],
"source": [
"import torch\n",
"#### 迁移gpt模型的embedding层,插入两个新的token\n",
"dict = torch.load(r\"D:\\pyprojs\\GPT-SoVITSs\\fork\\GPT-SoVITS\\GPT_SoVITS\\pretrained_models\\s1bert25hz-2kh-longer-epoch=68e-step=50232-2.ckpt\",map_location=torch.device('cpu'))\n",
"dict[\"weight\"][\"model.ar_text_embedding.word_embeddings.weight\"].shape\n",
"# 0~94保持不动，95~向后移动两位，新的95 96随机初始化\n",
"# 一共512列，embedding_dim=5\n",
"first_part = dict[\"weight\"][\"model.ar_text_embedding.word_embeddings.weight\"][:95,:]\n",
"second_part = dict[\"weight\"][\"model.ar_text_embedding.word_embeddings.weight\"][95:-2,:]\n",
"new_weight = torch.cat([first_part,second_part, torch.randn(2, 512)],dim=0)\n",
"dict[\"weight\"][\"model.ar_text_embedding.word_embeddings.weight\"] = new_weight\n",
"torch.save(dict,r\"D:\\pyprojs\\GPT-SoVITSs\\fork\\GPT-SoVITS\\GPT_SoVITS\\pretrained_models\\s1bert25hz-hs_model.ckpt\")"
]
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {},
"outputs": [],
"source": [
"import torch\n",
"dict2 = torch.load(r\"D:\\pyprojs\\GPT-SoVITSs\\fork\\GPT-SoVITS\\GPT_SoVITS\\pretrained_models\\s2G488k-legacy.pth\",map_location=torch.device('cpu'))\n",
"dict2[\"weight\"][\"enc_p.text_embedding.weight\"].shape\n",
"# 0~94保持不动，95~向后移动两位，新的95 96随机初始化\n",
"first_part = dict2[\"weight\"][\"enc_p.text_embedding.weight\"][:95,:]\n",
"second_part = dict2[\"weight\"][\"enc_p.text_embedding.weight\"][95:,:]\n",
"new_weight = torch.cat([first_part,torch.zeros(2,192),second_part],dim=0)\n",
"dict2[\"weight\"][\"enc_p.text_embedding.weight\"] = new_weight\n",
"torch.save(dict2,r\"D:\\pyprojs\\GPT-SoVITSs\\fork\\GPT-SoVITS\\GPT_SoVITS\\pretrained_models\\s2G488k.pth\")"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "vits",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.10.0"
}
},
"nbformat": 4,
"nbformat_minor": 2
}
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