擅长:python、mysql、java
<p>最简单的方法是:</p>
<pre><code>import nltk
nltk.download('punkt')
from nltk.tokenize import sent_tokenize
sentences = 'A Turning machine is a device that manipulates symbols on a strip of tape according to a table of rules. Despite its simplicity, a Turing machine can be adapted to simulate the logic of any computer algorithm, and is particularly useful in explaining the functions of a CPU inside a computer. The "Turing" machine was described by Alan Turing in 1936, who called it an "a(utomatic)-machine". The Turing machine is not intended as a practical computing technology, but rather as a hypothetical device representing a computing machine. Turing machines help computer scientists understand the limits of mechaniacl computation.'
number_of_sentences = sent_tokenize(sentences)
print(len(number_of_sentences))
</code></pre>
<p>输出:</p>
<pre><code>5
</code></pre>