正则表达式获取字符串里的浮点数

使用正则表达式获取字符串里的浮点数：

import re

regex = re.compile(r"\d+\.+\d+")
i = "MULTISTRING ((13294064.7654 4312942.966899798, 13794019.877 4312953.864499999, 13270146.0587 4337944.319439999," \
    " 13294064.7654 4312942.966899798))"
aa = re.findall(regex, i)
print(aa)

结果展示：