待处理:
>>> re.findall(r'[-+]*d+(?:.d+)?','-++++---+123.012') ['-++++---+123.012'] >>> re.findall(r'[-+]*d+(.d+)?','-++++---+123.012') ['.012']
待处理:
>>> re.findall(r'[-+]*d+(?:.d+)?','-++++---+123.012') ['-++++---+123.012'] >>> re.findall(r'[-+]*d+(.d+)?','-++++---+123.012') ['.012']