BeautifulSoup警告: BeautifulSoup([your markup], "html.parser")
初学Python,照Python网络数据采集这个本的代码打的时候遇到的一个警告UserWarning:Noparserwasexplicitlyspecified,soI'musingthebestavailableHTMLparserforthissystem("html.parser").Thisusuallyisn'taproblem,butifyourunthiscodeonanother