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python從字符串中提取指定的內容

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有如下字符串:

text=cssPath:"http://imgcache.qq.com/ptlogin/v4/style/32",sig:"OvL7F1OQEojtPkn5x2xdj1*uYPm*H3mpaOf3rs2M",clientip:"82ee3af631dd6ffe",serverip:"",version:"201404010930"

怎麽提取元素為sig的值?就是OvL7F1OQEojtPkn5x2xdj1*uYPm*H3mpaOf3rs2M

1 import re
2 
3 s = text=cssPath:"http://imgcache.qq.com/ptlogin/v4/style/32",sig:"OvL7F1OQEojtPkn5x2xdj1*uYPm*H3mpaOf3rs2M",clientip:"82ee3af631dd6ffe",serverip:"",version:"201404010930"
4 5 res = re.findall(rsig:"([^"]+)",s) 6 print(res) 7 print(res[0])

運行結果如下:

[OvL7F1OQEojtPkn5x2xdj1*uYPm*H3mpaOf3rs2M]
OvL7F1OQEojtPkn5x2xdj1*uYPm*H3mpaOf3rs2M

python從字符串中提取指定的內容