Allow a password to be passed

Author: xaptronic

pydruid/client.py

@@ -44,9 +44,9 @@ def set_proxies(self, proxies):
         opener = urllib.request.build_opener(proxy_support)
         urllib.request.install_opener(opener)
 
-    def set_cert_chain(self, cert, keyfile):
+    def set_cert_chain(self, certfile, keyfile=None, password=None):
         context = ssl.create_default_context()
-        context.load_cert_chain(cert, keyfile)
+        context.load_cert_chain(certfile, keyfile, password)
         handler = urllib.request.HTTPSHandler(context=context)
         urllib.request.install_opener(handler)