Add YAPF style + ignore, and format tracked Python files

TUI/modalscreen/access.py

@@ -131,11 +131,16 @@ class AccessModal(ModalScreen):
 
                     if sys.platform == "win32":
                         # Windows: use clipboard via pyperclip (already tried)
-                        logger.debug("Windows clipboard not available without pyperclip")
+                        logger.debug(
+                            "Windows clipboard not available without pyperclip"
+                        )
                     else:
                         # Linux/Mac
                         process = subprocess.Popen(
-                            ["xclip", "-selection", "clipboard"], stdin=subprocess.PIPE
+                            ["xclip",
+                             "-selection",
+                             "clipboard"],
+                            stdin=subprocess.PIPE
                         )
                         process.communicate(self.item_content.encode("utf-8"))
                         logger.info("URL copied to clipboard via xclip")