--- a/sat_frontends/jp/xmlui_manager.py	Mon Jun 14 12:19:21 2021 +0200
+++ b/sat_frontends/jp/xmlui_manager.py	Mon Jun 14 18:35:12 2021 +0200
@@ -174,12 +174,11 @@
 
 
 class EmptyWidget(xmlui_base.EmptyWidget, Widget):
-
     def __init__(self, xmlui_parent):
         Widget.__init__(self, xmlui_parent)
 
     async def show(self):
-        self.host.disp('')
+        self.host.disp("")
 
 
 class TextWidget(xmlui_base.TextWidget, ValueWidget):
@@ -199,7 +198,7 @@
         except AttributeError:
             return None
 
-    async def show(self, end='\n', ansi=""):
+    async def show(self, end="\n", ansi=""):
         """show label
 
         @param end(str): same as for [JP.disp]
@@ -211,6 +210,7 @@
 class JidWidget(xmlui_base.JidWidget, TextWidget):
     type = "jid"
 
+
 class StringWidget(xmlui_base.StringWidget, InputWidget):
     type = "string"
 
@@ -221,7 +221,7 @@
             elems = []
             self.verboseName(elems)
             if self.value:
-                elems.append(_(f"(enter: {self.value})"))
+                elems.append(_("(enter: {value})").format(value=self.value))
             elems.extend([C.A_HEADER, "> "])
             value = await self.host.ainput(A.color(*elems))
             if value:
@@ -244,21 +244,24 @@
             self.disp(self.value)
         else:
             if self.value:
-                self.disp(A.color(C.A_HEADER, "↓ current value ↓\n", A.FG_CYAN, self.value,
-                                  ""))
+                self.disp(
+                    A.color(C.A_HEADER, "↓ current value ↓\n", A.FG_CYAN, self.value, "")
+                )
 
             values = []
             while True:
                 try:
                     if not values:
-                        line = await self.host.ainput(A.color(C.A_HEADER, "[Ctrl-D to finish]> "))
+                        line = await self.host.ainput(
+                            A.color(C.A_HEADER, "[Ctrl-D to finish]> ")
+                        )
                     else:
                         line = await self.host.ainput()
                     values.append(line)
                 except EOFError:
-                   break
+                    break
 
-            self.value = '\n'.join(values).rstrip()
+            self.value = "\n".join(values).rstrip()
 
 
 class XHTMLBoxWidget(xmlui_base.XHTMLBoxWidget, StringWidget):
@@ -269,7 +272,8 @@
         #        this only for now to make it simpler, it must be refactored
         #        to use async when jp will be fully async (expected for 0.8)
         self.value = await self.host.bridge.syntaxConvert(
-            self.value, C.SYNTAX_XHTML, "markdown", False, self.host.profile)
+            self.value, C.SYNTAX_XHTML, "markdown", False, self.host.profile
+        )
         await super(XHTMLBoxWidget, self).show()
 
 
@@ -285,7 +289,7 @@
         if not self.options:
             return
 
-        # list display
+            # list display
         self.verboseName()
 
         for idx, (value, label) in enumerate(self.options):
@@ -304,12 +308,15 @@
             self.value = self.options[0][0]
             return
 
-        #  we ask use to choose an option
+            #  we ask use to choose an option
         choice = None
         limit_max = len(self.options) - 1
         while choice is None or choice < 0 or choice > limit_max:
             choice = await self.host.ainput(
-                A.color(C.A_HEADER, _(f"your choice (0-{limit_max}): "))
+                A.color(
+                    C.A_HEADER,
+                    _("your choice (0-{limit_max}): ").format(limit_max=limit_max),
+                )
             )
             try:
                 choice = int(choice)
@@ -328,12 +335,14 @@
         if self.read_only or self.root.read_only:
             self.disp(disp_true if self.value else disp_false)
         else:
-            self.disp(A.color(C.A_HEADER, "0: ",
-                              disp_false, A.RESET,
-                              " *" if not self.value else ""))
-            self.disp(A.color(C.A_HEADER, "1: ",
-                              disp_true, A.RESET,
-                              " *" if self.value else ""))
+            self.disp(
+                A.color(
+                    C.A_HEADER, "0: ", disp_false, A.RESET, " *" if not self.value else ""
+                )
+            )
+            self.disp(
+                A.color(C.A_HEADER, "1: ", disp_true, A.RESET, " *" if self.value else "")
+            )
             choice = None
             while choice not in ("0", "1"):
                 elems = [C.A_HEADER, _("your choice (0,1): ")]
@@ -345,8 +354,7 @@
     def _xmluiGetValue(self):
         return C.boolConst(self.value)
 
-
-## Containers ##
+        ## Containers ##
 
 
 class Container(Base):
@@ -383,7 +391,7 @@
 
     async def show(self):
         for child in self.children:
-            end = '\n'
+            end = "\n"
             # we check linked widget type
             # to see if we want the label on the same line or not
             if child.type == "label":
@@ -396,15 +404,14 @@
                         "string",
                         "jid_input",
                     ):
-                        end = ' '
+                        end = " "
                     elif wid_type == "bool" and for_widget.read_only:
-                        end = ' '
+                        end = " "
                 await child.show(end=end, ansi=A.FG_CYAN)
             else:
                 await child.show()
 
-
-## Dialogs ##
+                ## Dialogs ##
 
 
 class Dialog(object):
@@ -422,8 +429,8 @@
         """
         raise NotImplementedError(self.__class__)
 
+
 class MessageDialog(xmlui_base.MessageDialog, Dialog):
-
     def __init__(self, xmlui_parent, title, message, level):
         Dialog.__init__(self, xmlui_parent)
         xmlui_base.MessageDialog.__init__(self, xmlui_parent)
@@ -437,7 +444,6 @@
 
 
 class NoteDialog(xmlui_base.NoteDialog, Dialog):
-
     def __init__(self, xmlui_parent, title, message, level):
         Dialog.__init__(self, xmlui_parent)
         xmlui_base.NoteDialog.__init__(self, xmlui_parent)
@@ -456,12 +462,15 @@
 
 
 class ConfirmDialog(xmlui_base.ConfirmDialog, Dialog):
-
     def __init__(self, xmlui_parent, title, message, level, buttons_set):
         Dialog.__init__(self, xmlui_parent)
         xmlui_base.ConfirmDialog.__init__(self, xmlui_parent)
         self.title, self.message, self.level, self.buttons_set = (
-            title, message, level, buttons_set)
+            title,
+            message,
+            level,
+            buttons_set,
+        )
 
     async def show(self):
         # TODO: handle buttons_set and level
@@ -469,16 +478,15 @@
         if self.title:
             self.disp(A.color(C.A_HEADER, self.title))
         input_ = None
-        while input_ not in ('y', 'n'):
+        while input_ not in ("y", "n"):
             input_ = await self.host.ainput(f"{self.message} (y/n)? ")
             input_ = input_.lower()
-        if input_ == 'y':
+        if input_ == "y":
             self._xmluiValidated()
         else:
             self._xmluiCancelled()
 
-
-## Factory ##
+            ## Factory ##
 
 
 class WidgetFactory(object):
@@ -496,8 +504,17 @@
     workflow = None
     _submit_cb = None
 
-    def __init__(self, host, parsed_dom, title=None, flags=None, callback=None,
-                 ignore=None, whitelist=None, profile=None):
+    def __init__(
+        self,
+        host,
+        parsed_dom,
+        title=None,
+        flags=None,
+        callback=None,
+        ignore=None,
+        whitelist=None,
+        profile=None,
+    ):
         xmlui_base.XMLUIPanel.__init__(
             self,
             host,
@@ -588,7 +605,7 @@
             await xmlui.show()
             if xmlui.submit_id:
                 await xmlui.onFormSubmitted()
-        # TODO: handle data other than XMLUI
+                # TODO: handle data other than XMLUI
         if not XMLUIPanel._actions:
             if self._submit_cb is None:
                 self.host.quit()
@@ -622,6 +639,7 @@
         pass
 
 
-create = partial(xmlui_base.create, class_map={
-    xmlui_base.CLASS_PANEL: XMLUIPanel,
-    xmlui_base.CLASS_DIALOG: XMLUIDialog})
+create = partial(
+    xmlui_base.create,
+    class_map={xmlui_base.CLASS_PANEL: XMLUIPanel, xmlui_base.CLASS_DIALOG: XMLUIDialog},
+)