在python3中调用不同包中的方法:
直接使用“import“命令导入包,然后通过“包名.函数名”调用不同包中的方法
例如:调用time包和requests包,计算获取网页信息所需的时间
importtime importrequests time1=time.time() html=requests.get(url='https://www.baidu.com/s?ie=utf-8&f=8&rsv_bp=1&tn=baidu& wd=python%E6%B1%89%E5%89%E5%86%E6%E6%86%E6%8%E4%E4%B9%E8%E7%94%A8%&oq=mysql%2520%25E5%25AD25%25%25%25%25%25%25%25%25%25%25%25%25% %25B8%25BA%25E7%25A9%&rsv_pq=8309d0dd0008d294&rsv_t=4e84x2FFFdihy16hUSU0rh0tyDn8hNcyx1% %BDAVTRSCHP9inci359AWXrk&rqlang=cn&rsv_enter=0&rsv_dl=tb&rsv_btype=t&inputT=875&rsv_n=2&rsv_sug3=182&rsv_sug4=875') time2=time.time() print(time2-time1)
结果如下:
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