Merge pull request #4 from apache/base-exception

Don't catch BaseException
diff --git a/blocky-client.py b/blocky-client.py
index 08f348e..a189bca 100644
--- a/blocky-client.py
+++ b/blocky-client.py
@@ -396,7 +396,7 @@
         if epoch < last_boot:
             print("Computer was rebooted since last check, resetting cache")
             epoch = 0
-    except:
+    except Exception: # TODO: narrow further to expected Exceptions
         pass
     # Set new epoch
     with open("epoch.dat", "w") as f: