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This article mainly introduces how to use the format function in Python. It is very detailed and has a certain reference value. Friends who are interested must finish it!

Format function of Python string

The format () function is used to collect subsequent positional and key field parameters and populate the placeholders in the string with their values. The general format is as follows:

'{pos or key: fill, align, sign, 0, width, .formats, type}' .format (para1...)

The entire curly braces are a placeholder, the position before the colon or keyword is used to locate the parameter of the format function, and the colon is used to format the parameter, each of which is optional.

1.fill is used to specify padding characters, which defaults to spaces

2.align specifies alignment: > right alignment

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