【main.py】实现完整的爬取数据过程，并将爬取的数据存储到数据库中

+from spiderContent import start as spiderContentStart
+from spiderComments import start as spiderCommentsStart
+import os
+from sqlalchemy import create_engine
+import pandas as pd
+
+engine = create_engine('mysql+pymysql://XiaoXueQi:XiaoXueQi@10.92.35.13/Weibo_PublicOpinion_AnalysisSystem?charset=utf8mb4')
+
+def save_to_sql():
+    try:
+        artileOldPd = pd.read_sql('select * from article',engine)
+        articleNewPd = pd.read_csv('articleData.csv')
+        commentOldPd = pd.read_sql('select * from comments',engine)
+        commentNewPd = pd.read_csv('articleComments.csv')
+
+        concatArticlePd = pd.concat([articleNewPd,artileOldPd],join='inner')
+        concatCommentsPd = pd.concat([commentNewPd,commentOldPd],join='inner')
+
+        concatArticlePd.drop_duplicates(subset='id',keep='last',inplace=True)
+        concatCommentsPd.drop_duplicates(subset='content',keep='last',inplace=True)
+
+        concatArticlePd.to_sql('article', con=engine, if_exists='replace', index=False)
+        concatCommentsPd.to_sql('comments', con=engine, if_exists='replace', index=False)
+    except:
+        articleNewPd = pd.read_csv('articleData.csv')
+        commentNewPd = pd.read_csv('articleComments.csv')
+        articleNewPd.to_sql('article',con=engine,if_exists='replace',index=False)
+        commentNewPd.to_sql('comments',con=engine,if_exists='replace',index=False)
+
+    os.remove('./articleData.csv')
+    os.remove('./articleComments.csv')
+
+def main():
+    print('正在爬取文章数据')
+    spiderContentStart(1,1)
+    print('正在爬取文章评论数据')
+    spiderCommentsStart()
+    print('正在存储数据')
+    save_to_sql()
+
+
+if __name__ == '__main__':
+    main()
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