title: Why I receive CERTIFICATE_VERIFY_FAILED from google adwords api?
body: <p>Why google adwords api stops on call this link:</p>
  
  <pre><code>https://adwords.google.com/api/adwords/mcm/v201502/CustomerService?wsdl
  </code></pre>
  
  <p>With this error - should I load some certificate before and how?</p>
  
  <pre><code>urllib2.URLError: &lt;urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:590)&gt;
  </code></pre>
  
  <p>Using Python 2.7.10.</p>
  
  <p>Full source code:
  <a href="https://github.com/googleads/googleads-python-lib/blob/master/examples/adwords/authentication/create_adwords_client_without_yaml.py" rel="noreferrer">create_adwords_client_without_yaml.py</a></p>
  
  <p>Full error code:</p>
  
  <pre><code>Traceback (most recent call last):
    File "C:/Users/Crezary Wagner/PycharmProjects/learn-adwords/src/examples/create_adwords_client_without_yaml.py", line 56, in &lt;module&gt;
      CLIENT_CUSTOMER_ID)
    File "C:/Users/Crezary Wagner/PycharmProjects/learn-adwords/src/examples/create_adwords_client_without_yaml.py", line 50, in main
      customer = adwords_client.GetService('CustomerService').get()
    File "C:\root\Python27\lib\site-packages\googleads\adwords.py", line 256, in GetService
      proxy=proxy_option, cache=self.cache, timeout=3600)
    File "C:\root\Python27\lib\site-packages\suds\client.py", line 115, in __init__
      self.wsdl = reader.open(url)
    File "C:\root\Python27\lib\site-packages\suds\reader.py", line 150, in open
      d = self.fn(url, self.options)
    File "C:\root\Python27\lib\site-packages\suds\wsdl.py", line 136, in __init__
      d = reader.open(url)
    File "C:\root\Python27\lib\site-packages\suds\reader.py", line 74, in open
      d = self.download(url)
    File "C:\root\Python27\lib\site-packages\suds\reader.py", line 92, in download
      fp = self.options.transport.open(Request(url))
    File "C:\root\Python27\lib\site-packages\suds\transport\https.py", line 62, in open
      return HttpTransport.open(self, request)
    File "C:\root\Python27\lib\site-packages\suds\transport\http.py", line 67, in open
      return self.u2open(u2request)
    File "C:\root\Python27\lib\site-packages\suds\transport\http.py", line 132, in u2open
      return url.open(u2request, timeout=tm)
    File "C:\root\Python27\lib\urllib2.py", line 431, in open
      response = self._open(req, data)
    File "C:\root\Python27\lib\urllib2.py", line 449, in _open
      '_open', req)
    File "C:\root\Python27\lib\urllib2.py", line 409, in _call_chain
      result = func(*args)
    File "C:\root\Python27\lib\urllib2.py", line 1240, in https_open
      context=self._context)
    File "C:\root\Python27\lib\urllib2.py", line 1197, in do_open
      raise URLError(err)
  urllib2.URLError: &lt;urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:590)&gt;
  </code></pre>