added comments for translators to skip translating variable names.

this comments appear on the translation files and help translators do
their work.

config/chroot_local-includes/usr/local/bin/tails-additional-software-config

@@ -92,6 +92,7 @@ class ASPConfigApplicationWindow(Gtk.ApplicationWindow):
             Gtk.DialogFlags.DESTROY_WITH_PARENT,
             Gtk.MessageType.QUESTION,
             Gtk.ButtonsType.NONE,
+            # Translators: Don't translate {package}, it's a placeholder and will be replaced.
             _("Remove {package} from your additional software? "
               "This will stop installing the package "
               "automatically.").format(package=package_name))
@@ -102,6 +103,7 @@ class ASPConfigApplicationWindow(Gtk.ApplicationWindow):
                 self.remove_asp_func(package_name)
             except subprocess.CalledProcessError as e:
                 self.__show_exception_dialog(
+                    # Translators: Don't translate {pkg}, it's a placeholder and will be replaced.
                     _("Failed to remove {pkg}").format(pkg=package_name),
                     e)
         dialog.destroy()
@@ -148,6 +150,7 @@ class ASPConfigApplicationWindow(Gtk.ApplicationWindow):
                     Gtk.IconSize.SMALL_TOOLBAR)
                 remove_button.set_relief(Gtk.ReliefStyle.NONE)
                 remove_button.set_tooltip_text(
+                    # Translators: Don't translate {package}, it's a placeholder and will be replaced.
                     _("Stop installing {package} "
                       "automatically").format(package=package_name))
                 remove_button.connect(

config/chroot_local-includes/usr/local/lib/python3/dist-packages/unlock_veracrypt_volumes/volume.py

@@ -53,12 +53,18 @@ class Volume(object):
         block_label = self.udisks_object.get_block().props.id_label
         partition = self.udisks_object.get_partition()
         if block_label:
+            # Translators: Don't translate {volume_label} or {volume_size},
+            # it's a placeholder and will be replaced.
             return _("{volume_label} ({volume_size})").format(volume_label=block_label,
                                                               volume_size=self.size_for_display)
         elif partition and partition.props.name:
+            # Translators: Don't translate {partition_name} or {partition_size},
+            # it's a placeholder and will be replaced.
             return _("{partition_name} ({partition_size})").format(partition_name=partition.props.name,
                                                                    partition_size=self.size_for_display)
         else:
+            # Translators: Don't translate {volume_size}, it's a placeholder
+            # and will be replaced.
             return _("{volume_size} Volume").format(volume_size=self.size_for_display)
 
     @property

config/chroot_local-includes/usr/local/lib/python3/dist-packages/unlock_veracrypt_volumes/volume_manager.py

@@ -129,6 +129,7 @@ class VolumeManager(object):
             try:
                 fd = os.open(path, os.O_RDONLY)
                 warning["title"] = _("Container opened read-only")
+                # Translators: Don't translate {path}, it's a placeholder  and will be replaced.
                 warning["body"] = _("The file container {path} could not be opened with write access. "
                                     "It was opened read-only instead. You will not be able to modify the "
                                     "content of the container.\n"

config/chroot_local-includes/usr/local/sbin/tails-additional-software

@@ -213,6 +213,7 @@ def _format_iterable(iterable):
     if len(iterable) == 1:
         return iterable[0]
     elif len(iterable) > 1:
+        # Translators: Don't translate {beginning} or {last}, they are placeholders and will be replaced.
         return _("{beginning} and {last}").format(
             beginning=_(", ").join(iterable[:-1]), last=iterable[-1])
     else:
@@ -278,6 +279,7 @@ def handle_installed_packages(packages):
     """
     logging.info("New packages manually installed: %s" % packages)
     if has_unlocked_persistence(search_new_persistence=True):
+        # Translators: Don't translate {packages}, it's a placeholder and will be replaced.
         if _notify(_("Add {packages} to your additional software?").format(
                     packages=_format_iterable(packages)),
                    _("To install it automatically from your persistent "
@@ -342,8 +344,10 @@ def handle_removed_packages(packages):
     actually remove them if requested.
     """
     logging.info("Additional packages removed: %s" % packages)
+    # Translators: Don't translate {packages}, it's a placeholder and will be replaced.
     if _notify(_("Remove {packages} from your additional software?").format(
                  packages=_format_iterable(packages)),
+               # Translators: Don't translate {packages}, it's a placeholder and will be replaced.
                _("This will stop installing {packages} automatically.").format(
                  packages=_format_iterable(packages)),
                _("Remove"),