title: How do I solve the given errror running res.raise_for_status(). I am trying to parsing the HTML from Amazon
body: <p>While running the line >>> res.raise_for_status() I got traceback error.</p>
  
  <pre><code>Python 3.8.0 (tags/v3.8.0:fa919fd, Oct 14 2019, 19:21:23) [MSC v.1916 32 bit (Intel)] on win32
  Type "help", "copyright", "credits" or "license()" for more information.
  &gt;&gt;&gt; import bs4
  &gt;&gt;&gt; import requests
  &gt;&gt;&gt; res = requests.get('http://www.amazon.com/gp/product/1593275994/')
  &gt;&gt;&gt; res.raise_for_status()
  Traceback (most recent call last):
  File "&lt;pyshell#3&gt;", line 1, in &lt;module&gt;
  res.raise_for_status()
  File "C:\Users\Prashant Shrestha\AppData\Local\Programs\Python\Python38-32\lib\site- 
  packages\requests\models.py", line 941, in raise_for_status
  raise HTTPError(http_error_msg, response=self)
  requests.exceptions.HTTPError: 503 Server Error: Service Unavailable for URL: 
  https://www.amazon.com/gp/product/1593275994/
  </code></pre>