Small style fix

Author: erezsh

lark/parser_frontends.py

@@ -116,7 +116,9 @@ def _make_lexer_thread(self, text: Optional[LarkInput]) -> Union[LarkInput, Lexe
             return text
         if text is None:
             return cls(self.lexer, None)
-        return cls.from_text(self.lexer, text) if isinstance(text, (str, bytes, TextSlice)) else cls.from_custom_input(self.lexer, text)
+        if isinstance(text, (str, bytes, TextSlice)):
+            return cls.from_text(self.lexer, text)
+        return cls.from_custom_input(self.lexer, text)
 
     def parse(self, text: Optional[LarkInput], start=None, on_error=None):
         if self.lexer_conf.lexer_type in ("dynamic", "dynamic_complete"):