Clarify variable names in requester

core/requester.py

@@ -10,10 +10,11 @@ urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
 def requester(url, scheme, headers, origin):
     headers['Origin'] = origin
     try:
-        response = requests.get(url, headers=headers, verify=False).headers
-        for key, value in response.items():
+        response = requests.get(url, headers=headers, verify=False)
+        headers = response.headers
+        for key, value in headers.items():
             if key.lower() == 'access-control-allow-origin':
-                return response
+                return headers
     except requests.exceptions.RequestException as e:
         if 'Failed to establish a new connection' in str(e):
             print ('%s %s is unreachable' % (bad, url))