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  1. import re
  2. s = "@romeo went to @juliet and said hi, I'm @romeo"
  3. print(re.sub(r"\B(?<!@)@(\w{1,31})", r'<a href="/u/\1">\g<0></a>', s))
Success #stdin #stdout 0.02s 9632KB
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stdin
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Standard input is empty
stdout
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<a href="/u/romeo">@romeo</a> went to <a href="/u/juliet">@juliet</a> and said hi, I'm <a href="/u/romeo">@romeo</a>
https://ideone.com/wOX4z7
language:
Python 3 (python  3.12)
created:
5 years ago
visibility:
secret

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