擅长:python、mysql、java
<p>使用内置的<code>reduce</code>元函数(<a href="https://docs.python.org/2.7/library/functions.html#reduce" rel="nofollow noreferrer">Python 2.7 docu</a>,<a href="https://docs.python.org/3/library/functools.html#functools.reduce" rel="nofollow noreferrer">Python 3 docu</a>)和代表<code>&</code>中缀运算符的<a href="https://docs.python.org/library/operator.html#operator.and_" rel="nofollow noreferrer">^{<cd2>}</a>作为两个参数的函数:</p>
<pre><code>from functools import reduce
from operators import and_
def concat_horizontal(iterable_of_affine_expressions):
return reduce(and_, iterable_of_affine_expressions)
</code></pre>