">#&gt;     run_metadata)</span>
<span class="co">#&gt;   File "/home/tomasz/.local/share/r-miniconda/envs/tf-v1/lib/python3.7/site-packages/tensorflow_core/python/client/session.py", line 1384, in _do_call</span>
<span class="co">#&gt;     raise type(e)(node_def, op, message)</span></code></pre></div>
<p>Because the latter approach in <code>stop_if_negative3</code> is so common and so cumbersome, <code>autograph</code> takes care of it for you when autographing <code><a href="https://rdrr.io/r/base/stopifn