title: installation error: cannot import name 'collections_abc' from 'six.moves' (unknown location)
body: <p>I tried to <code>pip install --upgrade google-cloud-bigquery[pandas]</code> on anaconda command promt</p>
  <p>but got this errors while installing</p>
  <pre><code>ERROR: astroid 2.3.1 requires typed-ast&lt;1.5,&gt;=1.4.0; implementation_name == &quot;cpython&quot; and python_version &lt; &quot;3.8&quot;, which is not installed.
  ERROR: astroid 2.3.1 has requirement six==1.12, but you'll have six 1.15.0 which is incompatible.
  </code></pre>
  <p>when I run it on jupyter notebook I get
  <code>ImportError: cannot import name 'collections_abc' from 'six.moves' (unknown location)</code></p>