擅长:python、mysql、java
<p>试试这个:</p>
<pre><code>from textwrap import wrap
sentence = '''here are third-party extensions like Scener that allow us to watch content.'''
new_sentence = ""
parts = wrap(sentence, 20)
for i, part in enumerate(parts):
new_sentence += part
# adding separator after each part except for the last one
if i < len(parts) - 1:
new_sentence += f"[SEPARATOR{i+1}]"
print(new_sentence)
# output: here are third-party[SEPARATOR1]extensions like[SEPARATOR2]Scener that allow us[SEPARATOR3]to watch content.
</code></pre>