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如何在Python中替换包含大括号的字符串?

如何解决如何在Python中替换包含大括号的字符串?

请参见下面的代码以了解我的问题:

str_line = data['line']  # data['line'] holds "I was born in {year}"
str_year = '1987'

预期输出I was born in 1987

print(str_line)

我尝试使用以下方法,但是输出始终是原始的str_line(即I was born in {year})。

str_line = str_line.replace('{{year}}',str_year)

str_line = str_line.replace('/{year/}',str_year)

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