Python中DataFrame关联

df = pd.merge(

  df, # 左

  wzplbm, # 右

  left_on = ['WZBM','ZBWZMC'], # 左DataFrame匹配列

  right_on = ['WZPLBM','WZMC'],# 右DataFrame匹配列

  how='inner' # 内连接 (left:左连接,right:右连接,outer:外连接)

)

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转载自www.cnblogs.com/yszd/p/9230376.html