refact: fix linting

Author: boriel

src/arch/z80/optimizer/cpustate.py

@@ -410,9 +410,9 @@ def set(self, r: str, val: int | str | None) -> None:
 
         if is_unknown8(val):
             val = f"{new_tmp_val()}{HL_SEP}{val}"
-        assert (
-            is_num or is_unknown16(val) or is_label(val)
-        ), f"val '{val}' is neither a number, nor a label nor an unknown16"
+        assert is_num or is_unknown16(val) or is_label(val), (
+            f"val '{val}' is neither a number, nor a label nor an unknown16"
+        )
 
         self.regs[r] = val
         if is_16bit_composed_register(r):  # sp register is not included. Special case

src/zxbasm/memory.py

@@ -222,9 +222,9 @@ def declare_label(
 
         fname = gl.FILENAME
         if label.isdecimal():  # Temporary label?
-            assert (
-                not self._tmp_labels_lines[fname] or self._tmp_labels_lines[fname][-1] <= lineno
-            ), "Temporary label out of order"
+            assert not self._tmp_labels_lines[fname] or self._tmp_labels_lines[fname][-1] <= lineno, (
+                "Temporary label out of order"
+            )
             if not self._tmp_labels_lines[fname] or self._tmp_labels_lines[fname][-1] != lineno:
                 self._tmp_labels_lines[fname].append(lineno)