cleanup

src/ui/bigtext/testline.py

@@ -1,13 +1,7 @@
-import numbers
 import unittest
-
 import unicodedata
-import base64
-import urllib
-
 from line import Line
 
-
 class MyTestCase(unittest.TestCase):
     def test_column_to_char(self):
         byte_offset = 123

src/ui/formgrid.py

@@ -1,4 +1,4 @@
-from PySide6.QtWidgets import QWidget, QGridLayout, QLabel
+from PySide6.QtWidgets import QWidget, QGridLayout
 
 
 class FormGrid(QWidget):