title: TypeError: must be str, not numpy.int64. Unable To Pinpoint the problem
body: <p>This particular line:</p>
  <pre class="lang-py prettyprint-override"><code>img = image.load_img('content/gdrive/My Drive/Practice Machine Learning/Test/Images/' +train['Id'][i]+'.jpg', target_size=(400,400,3))
  </code></pre>
  <p>is giving me the following error:</p>
  <p>&quot;TypeError: must be str, not numpy.int64&quot;</p>
  <p>Could you guys please let me where the issue is? I'm quite new to Python.</p>