add:wos item-从__init__继承

science_article_add/science_article_add/items/wos.py

@@ -1,4 +1,5 @@
 import scrapy
+from science_article_add.items import ArticleItem, IdRelationItem, ArticleCitedItem
 
 
 class WosItem(scrapy.Item):
@@ -7,15 +8,29 @@ class WosItem(scrapy.Item):
     updated_at = scrapy.Field()
 
 
-class WosArticleItem(WosItem):
+class WosArticleItem(ArticleItem):
+    __tablename__ = 'data_wos_article'
+
+    third_id = scrapy.Field()
     """
     wos发文item
     """
     exported = scrapy.Field()
+    updated_at = scrapy.Field()
+
 
+class WosCitedNumberItem(ArticleCitedItem):
+    __tablename__ = 'relation_cited_number_wos'
 
-class WosCitedNumberItem(WosItem):
     """发文被引量item"""
     third_id = scrapy.Field()
     cited = scrapy.Field()
-    updated_at = scrapy.Field()
+    updated_at = scrapy.Field()
+
+
+class WosIdRelationItem(IdRelationItem):
+    __tablename__ = 'relation_school_wos'
+
+    query_ids = scrapy.Field()
+    school_ids = scrapy.Field()
+    task_ids = scrapy.Field()