Invalid syntax using np.zeros
<p>I would like to write this:</p>

<pre><code>x = 'something_{}'.format(1)
exec('{} = {}'.format(x,np.zeros((2,2))))
</code></pre>

<p>Problem: I get <code>SyntaxError: invalid syntax</code> and I don't know how to solve it.</p>

<p>Someone has an idea?</p>