>>> '%s %d-%d' % ('hello', 7, 1)
'hello 7-1'
>>> '{0} {1}:{2}'.format('hello', '1', '7')
'hello 1:7'
>>> '%.3f' % 1.234567869 '1.235'
>>> for i in range(5): ... '%.*f' % (i, 1.234234234234234) ... '1' '1.2' '1.23' '1.234' '1.2342'
>>> for i in range(5):
... '{0:.{1}f}'.format(1 / 3.0, i)
...
'0'
'0.3'
'0.33'
'0.333'
'0.3333'
>>> replay = """
... Hello World Cup...
... Germany vs Brazil
... %(germany)d : %(brazil)d"""
>>> print(replay % {'germany': 7, 'brazil': 1})
Hello World Cup...
Germany vs Brazil
7 : 1
>>> germany = 7 >>> brazil = 1 >>> '%(germany)d : %(brazil)d' % vars() '7 : 1'
>>> 'My {1[kind]} runs {0.platform}'.format(sys, {'kind': 'pc'})
'My pc runs linux'
>>> 'My {map[kind]} runs {sys.platform}'.format(sys=sys, map={'kind': 'pc'})
'My pc runs linux'
>>> somelist = list('SPAM')
>>> 'first={0[0]}, third={0[2]}'.format(somelist)
'first=S, third=A'
>>> 'first={0}, last={1}'.format(somelist[1], somelist[-1])
'first=P, last=M'
>>> parts = somelist[0], somelist[-1], somelist[1:-1]
>>> 'first={0}, last={1}, middle={2}'.format(*parts)
"first=S, last=M, middle=['P', 'A']"
>>>
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