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34 lines
902 B
Python
34 lines
902 B
Python
from knext.client.model.builder_job import BuilderJob
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from knext.component.builder import CsvSourceReader, SPGTypeMapping, LLMBasedExtractor, KGSinkWriter
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class Disease(BuilderJob):
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@property
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def build(self):
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"""
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1. 定义输入源，CSV文件，其中CSV文件每一行为一段文本
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"""
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source = CsvSourceReader(
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local_path="Disease.csv",
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columns=["content"],
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start_row=2,
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)
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"""
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2. 指定SPG知识映射组件，设置抽取算子，从长文本中抽取多种实体类型
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"""
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mapping = SPGTypeMapping(spg_type_name=Medical.Disease).set_operator(
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"DiseaseExtractor"
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)
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"""
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3. 定义输出到图谱
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"""
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sink = SinkToKgComponent()
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"""
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4. 完整Pipeline定义
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"""
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return source >> mapping >> sink
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