catch exception raised if url is not reachable

diff --git a/lib/exchange_rate.py b/lib/exchange_rate.py
index a413710..bde5f52 100644 (file)
--- a/lib/exchange_rate.py
+++ b/lib/exchange_rate.py
@@ -28,8 +28,11 @@ class Exchanger(threading.Thread):
         self.discovery()
 
     def discovery(self):
-        connection = httplib.HTTPSConnection('blockchain.info')
-        connection.request("GET", "/ticker")
+        try:
+            connection = httplib.HTTPSConnection('blockchain.info')
+            connection.request("GET", "/ticker")
+        except:
+            return
         response = connection.getresponse()
         if response.reason == httplib.responses[httplib.NOT_FOUND]:
             return