擅长:python、mysql、java
<p>在<code>def key_found(key, sentence)</code>中执行以下操作:</p>
<pre><code>def key_found(key, sentence): # Checks for key in sentence.
match_found = re.search(key, sentence, re.IGNORECASE)
if match_found is None:
return False
else:
return True
</code></pre>
<p>另外,如果您不想忽略大小写:</p>
<pre><code>if key in sentence:
print("True")
</code></pre>
<p>正如您在评论中提到的,您希望完全匹配,请使用重新匹配为此,代码:</p>
<pre><code>def key_found(key, sentence):
for word in sentence.split():
match_found = re.match(key, word, re.IGNORECASE)
if match_found is not None:
return True
</code></pre>