使用 Hugging Face
Jacob H. Marquez
Lead Data Engineer
from transformers import pipeline
my_pipeline = pipeline(
"text-classification",
model="distilbert-base-uncased-finetuned-sst-2-english"))
print(my_pipeline("Wi-Fi is slower than a snail today!"))
[{'label': 'NEGATIVE', 'score': 0.99}]
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from transformers import AutoModelForSequenceClassification# 下载预训练文本分类模型 model = AutoModelForSequenceClassification.from_pretrained( "distilbert-base-uncased-finetuned-sst-2-english" )
$$
from transformers import AutoTokenizer# 获取与模型配套的分词器 tokenizer = AutoTokenizer.from_pretrained( "distilbert-base-uncased-finetuned-sst-2-english" )
$$
tokenizer = AutoTokenizer.from_pretrained("distilbert-base-uncased")# 对输入文本分词 tokens = tokenizer.tokenize("AI: Helping robots think and humans overthink:)") print(tokens)
['ai', ':', 'helping', 'robots', 'think', 'and',
'humans', 'over', '##thi', '##nk', ':', ')']
我们的模型(distilbert-base-uncased):
['ai', ':', 'helping', 'robots', 'think', 'and', 'humans', 'over', '##thi',
'##nk', ':', ')']
BERT-Base-Cased 分词器:
['AI', ':', 'Help', '##ing', 'robots', 'think', 'and', 'humans', 'over',
'##thin', '##k', ':', ')']
from transformers import AutoModelForSequenceClassification, AutoTokenizer, pipeline# 下载模型与分词器 my_model = AutoModelForSequenceClassification.from_pretrained( "distilbert-base-uncased-finetuned-sst-2-english") my_tokenizer = AutoTokenizer.from_pretrained( "distilbert-base-uncased-finetuned-sst-2-english")# 创建自定义 pipeline my_pipeline = pipeline( task="sentiment-analysis", model=my_model, tokenizer=my_tokenizer)
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🔧 适用于需要更多控制与自定义
📝 文本预处理: 按场景清洗并分词
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使用 Hugging Face