Cleanup gui/__init__.py

corrscope/gui/__init__.py

@@ -516,7 +516,6 @@ class CorrProgressDialog(qw.QProgressDialog):
         # self.setValue is called by CorrScope, on the first frame.
 
 
-# *arg_types: type
 def run_on_ui_thread(
     bound_slot: MethodType, types: Tuple[type, ...]
 ) -> Callable[..., None]:
@@ -718,7 +717,10 @@ class ChannelTableView(qw.QTableView):
 
         col = model.idx_of_key["wav_path"]
 
+        # Insert N empty rows into model (mutates cfg.channels).
         model.insertRows(begin_row, count_rows)
+
+        # Fill N empty rows with wav_path.
         for row, wav_path in enumerate(wavs, begin_row):
             index = model.index(row, col)
             model.setData(index, wav_path)
@@ -784,6 +786,9 @@ def plus_minus_one(value: str) -> int:
         return -1
 
 
+nope = qc.QVariant()
+
+
 class ChannelModel(qc.QAbstractTableModel):
     """ Design based off
     https://doc.qt.io/qt-5/model-view-programming.html#a-read-only-example-model and
@@ -994,9 +999,6 @@ class ChannelModel(qc.QAbstractTableModel):
         )
 
 
-nope = qc.QVariant()
-
-
 class DownloadFFmpegActivity:
     title = "Missing FFmpeg"