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docs/source_code/dedup.md
@@ -118,3 +118,19 @@ def test_filter():
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- **expire_time**:ExpireFilter的过期时间 单位为秒,其他两种过滤器不用指定
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- **error_rate**:BloomFilter/MemoryFilter的误判率 默认为0.00001
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- **to_md5**:去重前是否将数据转为MD5,默认是
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+
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+## 爬虫中使用
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+框架支持对请求和入库的数据进行去重,仅需要在[配置文件](source_code/配置文件)中进行配置即可
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+```python
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+ITEM_FILTER_ENABLE = False # item 去重
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+REQUEST_FILTER_ENABLE = False # request 去重
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+```
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+或者可以直接导入此去重模块使用
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+from feapder.dedup import Dedup
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