python 字符串格式化

#字符串格式化
s="{name} is {ss}"
l={'name':'gao','ss':'mei'}
s1=s.format(**l)
print(s1)
s="{0} is {1}"
l1=['gao',"mei"]
s1=s.format(*l1)
print(s1)
#传统的
s="{name} is {ss}"
s1=s.format(name='gao',ss='mei')
print(s1)
s="{0} is {1}"

s1=s.format('gao','mei')
print(s1)