diff --git a/clearml/debugging/trace.py b/clearml/debugging/trace.py
index c5f46e2c..fb4fa89b 100644
--- a/clearml/debugging/trace.py
+++ b/clearml/debugging/trace.py
@@ -364,8 +364,7 @@ def debug_print(*args, **kwargs):
     tic = globals().get('tic', time.time())
     stdout_print(
         "\033[1;33m[pid={}, t={:.04f}] ".format(os.getpid(), time.time()-tic)
-        + str(args[0] if len(args) == 1 else ("" if not args else args)) + "\033[0m"
-        , **kwargs
+        + str(args[0] if len(args) == 1 else ("" if not args else args)) + "\033[0m", **kwargs
      )
     tic = time.time()
 
diff --git a/clearml/task.py b/clearml/task.py
index 475793c8..e81dbc3f 100644
--- a/clearml/task.py
+++ b/clearml/task.py
@@ -1,9 +1,7 @@
-import atexit
 import copy
 import json
 import os
 import shutil
-import signal
 import sys
 import threading
 import time