title: AWS Lambda Python error - Runtime.ImportModuleError
body: <p>I am running the AWS Step by step guide for <a href="https://docs.aws.amazon.com/pinpoint/latest/developerguide/tutorials-importing-data-lambda-function-input-split.html" rel="nofollow noreferrer">following link</a>.</p>
  <p>I am currently on Step 4. - <strong>Create the Lambda function that splits input data</strong></p>
  <p>I am running on a Windows 10 machines with Python installed:</p>
  <pre><code>pip 20.2.3 -  (python 3.9)
  </code></pre>
  <p><strong>The Lambda function on AWS is failing with following:</strong></p>
  <pre class="lang-json prettyprint-override"><code>{
    &quot;errorMessage&quot;: &quot;Unable to import module 'lambda_function': No module named 'fsspec'&quot;,
    &quot;errorType&quot;: &quot;Runtime.ImportModuleError&quot;
  }
  
  </code></pre>
  <p>Function Logs</p>
  <blockquote>
  <p>[ERROR] Runtime.ImportModuleError: Unable to import module 'lambda_function': No module named 'fsspec'</p>
  </blockquote>
  <p>Please recommend any solution.</p>