--- a/eric6/Utilities/BackgroundClient.py	Fri Apr 02 11:59:41 2021 +0200
+++ b/eric6/Utilities/BackgroundClient.py	Sat May 01 14:27:20 2021 +0200
@@ -16,10 +16,11 @@
 import sys
 import time
 import traceback
+import contextlib
 from zlib import adler32
 
 
-class BackgroundClient(object):
+class BackgroundClient:
     """
     Class implementing the main part of the background client.
     """
@@ -60,15 +61,15 @@
         try:
             importedModule = __import__(module, globals(), locals(), [], 0)
             self.services[fn] = importedModule.initService()
-            try:
+            with contextlib.suppress(AttributeError):
                 self.batchServices["batch_" + fn] = (
                     importedModule.initBatchService()
                 )
-            except AttributeError:
-                pass
             return 'ok'
-        except ImportError:
-            return 'Import Error'
+        except ImportError as err:
+            return 'Import Error: ' + str(err)
+        except Exception as err:
+            return str(err)
 
     def __send(self, fx, fn, data):
         """
@@ -124,9 +125,8 @@
         data = b''
         self.connection.setblocking(False)
         try:
-            data = self.connection.recv(length, socket.MSG_PEEK)
-        except OSError:
-            pass
+            with contextlib.suppress(OSError):
+                data = self.connection.recv(length, socket.MSG_PEEK)
         finally:
             self.connection.setblocking(True)