--- a/sat_frontends/jp/cmd_debug.py	Mon Jun 14 12:19:21 2021 +0200
+++ b/sat_frontends/jp/cmd_debug.py	Mon Jun 14 18:35:12 2021 +0200
@@ -53,20 +53,19 @@
         self.parser.add_argument(
             "method", type=str, help=_("name of the method to execute")
         )
-        self.parser.add_argument(
-            "arg", nargs="*", help=_("argument of the method")
-        )
+        self.parser.add_argument("arg", nargs="*", help=_("argument of the method"))
 
     async def start(self):
         method = getattr(self.host.bridge, self.args.method)
         import inspect
+
         argspec = inspect.getargspec(method)
 
         kwargs = {}
-        if 'profile_key' in argspec.args:
-            kwargs['profile_key'] = self.profile
-        elif 'profile' in argspec.args:
-            kwargs['profile'] = self.profile
+        if "profile_key" in argspec.args:
+            kwargs["profile_key"] = self.profile
+        elif "profile" in argspec.args:
+            kwargs["profile"] = self.profile
 
         args = self.evalArgs()
 
@@ -76,7 +75,12 @@
                 **kwargs,
             )
         except Exception as e:
-            self.disp(_(f"Error while executing {self.args.method}: {e}"), error=True)
+            self.disp(
+                _("Error while executing {method}: {e}").format(
+                    method=self.args.method, e=e
+                ),
+                error=True,
+            )
             self.host.quit(C.EXIT_ERROR)
         else:
             if ret is not None:
@@ -92,12 +96,8 @@
         BridgeCommon.__init__(self)
 
     def add_parser_options(self):
-        self.parser.add_argument(
-            "signal", type=str, help=_("name of the signal to send")
-        )
-        self.parser.add_argument(
-            "arg", nargs="*", help=_("argument of the signal")
-        )
+        self.parser.add_argument("signal", type=str, help=_("name of the signal to send"))
+        self.parser.add_argument("arg", nargs="*", help=_("argument of the signal"))
 
     async def start(self):
         args = self.evalArgs()
@@ -105,9 +105,11 @@
         # XXX: we use self.args.profile and not self.profile
         #      because we want the raw profile_key (so plugin handle C.PROF_KEY_NONE)
         try:
-            await self.host.bridge.debugFakeSignal(self.args.signal, json_args, self.args.profile)
+            await self.host.bridge.debugFakeSignal(
+                self.args.signal, json_args, self.args.profile
+            )
         except Exception as e:
-            self.disp(_(f"Can't send fake signal: {e}"), error=True)
+            self.disp(_("Can't send fake signal: {e}").format(e=e), error=True)
             self.host.quit(C.EXIT_ERROR)
         else:
             self.host.quit()
@@ -198,18 +200,17 @@
 
     async def start(self):
         for attr in dir(C):
-            if not attr.startswith('A_'):
+            if not attr.startswith("A_"):
                 continue
             color = getattr(C, attr)
-            if attr == 'A_LEVEL_COLORS':
+            if attr == "A_LEVEL_COLORS":
                 # This constant contains multiple colors
-                self.disp('LEVEL COLORS: ', end=' ')
+                self.disp("LEVEL COLORS: ", end=" ")
                 for idx, c in enumerate(color):
-                    last = idx == len(color)-1
-                    end = '\n' if last else ' '
+                    last = idx == len(color) - 1
+                    end = "\n" if last else " "
                     self.disp(
-                        c + f'LEVEL_{idx}' + A.RESET + (', ' if not last else ''),
-                        end=end
+                        c + f"LEVEL_{idx}" + A.RESET + (", " if not last else ""), end=end
                     )
             else:
                 text = attr[2:]