diff --git a/piker/data/feed.py b/piker/data/feed.py
index 1e0c55b2..b3e1efd6 100644
--- a/piker/data/feed.py
+++ b/piker/data/feed.py
@@ -592,7 +592,8 @@ async def maybe_open_feed(
     **kwargs,
 
 ) -> (Feed, ReceiveChannel[dict[str, Any]]):
-    '''Maybe open a data to a ``brokerd`` daemon only if there is no
+    '''
+    Maybe open a data to a ``brokerd`` daemon only if there is no
     local one for the broker-symbol pair, if one is cached use it wrapped
     in a tractor broadcast receiver.
 
diff --git a/piker/ui/_event.py b/piker/ui/_event.py
index 9e087dd4..f9982843 100644
--- a/piker/ui/_event.py
+++ b/piker/ui/_event.py
@@ -26,7 +26,9 @@ import trio
 from PyQt5 import QtCore
 from PyQt5.QtCore import QEvent, pyqtBoundSignal
 from PyQt5.QtWidgets import QWidget
-from PyQt5.QtWidgets import QGraphicsSceneMouseEvent as gs_mouse
+from PyQt5.QtWidgets import (
+    QGraphicsSceneMouseEvent as gs_mouse,
+)
 
 
 MOUSE_EVENTS = {
@@ -129,6 +131,8 @@ class EventRelay(QtCore.QObject):
             # TODO: is there a global setting for this?
             if ev.isAutoRepeat() and self._filter_auto_repeats:
                 ev.ignore()
+                # filter out this event and stop it's processing
+                # https://doc.qt.io/qt-5/qobject.html#installEventFilter
                 return True
 
             # NOTE: the event object instance coming out
@@ -152,9 +156,6 @@ class EventRelay(QtCore.QObject):
 
         # **do not** filter out this event
         # and instead forward to the source widget
-        return False
-
-        # filter out this event
         # https://doc.qt.io/qt-5/qobject.html#installEventFilter
         return False
 
diff --git a/piker/ui/_forms.py b/piker/ui/_forms.py
index 72053716..6406a199 100644
--- a/piker/ui/_forms.py
+++ b/piker/ui/_forms.py
@@ -174,7 +174,6 @@ class Selection(QComboBox):
     def __init__(
         self,
         parent=None,
-
     ) -> None:
 
         self._items: dict[str, int] = {}
@@ -200,7 +199,6 @@ class Selection(QComboBox):
 
     def set_style(
         self,
-
         color: str,
         font_size: int,
 
@@ -217,6 +215,7 @@ class Selection(QComboBox):
     def resize(
         self,
         char: str = 'W',
+
     ) -> None:
         br = _font.boundingRect(str(char))
         _, h = br.width(), br.height()
@@ -238,9 +237,11 @@ class Selection(QComboBox):
         keys: list[str],
 
     ) -> None:
-        '''Write keys to the selection verbatim.
+        '''
+        Write keys to the selection verbatim.
 
         All other items are cleared beforehand.
+
         '''
         self.clear()
         self._items.clear()
@@ -536,7 +537,8 @@ async def open_form_input_handling(
 
 
 class FillStatusBar(QProgressBar):
-    '''A status bar for fills up to a position limit.
+    '''
+    A status bar for fills up to a position limit.
 
     '''
     border_px: int = 2
@@ -663,6 +665,7 @@ def mk_fill_status_bar(
     )
 
     bar_labels_lhs.addSpacing(5/8 * bar_h)
+
     bar_labels_lhs.addWidget(
         left_label,
         # XXX: doesn't seem to actually push up against
diff --git a/piker/ui/_search.py b/piker/ui/_search.py
index 94a2fd56..f1fc1f4e 100644
--- a/piker/ui/_search.py
+++ b/piker/ui/_search.py
@@ -347,7 +347,8 @@ class CompleterView(QTreeView):
         clear_all: bool = False,
 
     ) -> None:
-        '''Set result-rows for depth = 1 tree section ``section``.
+        '''
+        Set result-rows for depth = 1 tree section ``section``.
 
         '''
         model = self.model()
@@ -438,7 +439,8 @@ class SearchBar(Edit):
 
 
 class SearchWidget(QtWidgets.QWidget):
-    '''Composed widget of ``SearchBar`` + ``CompleterView``.
+    '''
+    Composed widget of ``SearchBar`` + ``CompleterView``.
 
     Includes helper methods for item management in the sub-widgets.