fix formatting issues

src/bytecode/cfg.py

@@ -58,7 +58,7 @@ def __iter__(self) -> Iterator[Union[Instr, SetLineno, TryBegin, TryEnd]]:
                     isinstance(self[i], Instr) for i in range(index, len(self))
                 ):
                     raise ValueError(
-                        "Only the last instruction of a basic " "block can be a jump"
+                        "Only the last instruction of a basic block can be a jump"
                     )
 
                 if not isinstance(instr.arg, BasicBlock):

src/bytecode/instr.py

@@ -269,13 +269,12 @@ class FreeVar(_Variable):
 def _check_arg_int(arg: Any, name: str) -> TypeGuard[int]:
     if not isinstance(arg, int):
         raise TypeError(
-            "operation %s argument must be an int, "
-            "got %s" % (name, type(arg).__name__)
+            "operation %s argument must be an int, got %s" % (name, type(arg).__name__)
         )
 
     if not (0 <= arg <= 2147483647):
         raise ValueError(
-            "operation %s argument must be in " "the range 0..2,147,483,647" % name
+            "operation %s argument must be in the range 0..2,147,483,647" % name
         )
 
     return True
@@ -900,13 +899,9 @@ def _check_arg(self, name: str, opcode: int, arg: InstrArg) -> None:
 
         elif opcode in _opcode.hasconst:
             if isinstance(arg, Label):
-                raise ValueError(
-                    "label argument cannot be used " "in %s operation" % name
-                )
+                raise ValueError("label argument cannot be used in %s operation" % name)
             if isinstance(arg, _bytecode.BasicBlock):
-                raise ValueError(
-                    "block argument cannot be used " "in %s operation" % name
-                )
+                raise ValueError("block argument cannot be used in %s operation" % name)
 
         elif opcode in _opcode.hascompare:
             if not isinstance(arg, Compare):

tests/test_cfg.py

@@ -668,18 +668,12 @@ def test_to_code(self):
             )
         elif PY311:
             # jump is relative not absolute
-            expected = (
-                b"|\x05" b"r\x02" b"|\x00" b"}\x05" b"d\x01" b"}\x05" b"|\x05" b"S\x00"
-            )
+            expected = b"|\x05r\x02|\x00}\x05d\x01}\x05|\x05S\x00"
         elif OFFSET_AS_INSTRUCTION:
             # The argument of the jump is divided by 2
-            expected = (
-                b"|\x05" b"r\x04" b"|\x00" b"}\x05" b"d\x01" b"}\x05" b"|\x05" b"S\x00"
-            )
+            expected = b"|\x05r\x04|\x00}\x05d\x01}\x05|\x05S\x00"
         else:
-            expected = (
-                b"|\x05" b"r\x08" b"|\x00" b"}\x05" b"d\x01" b"}\x05" b"|\x05" b"S\x00"
-            )
+            expected = b"|\x05r\x08|\x00}\x05d\x01}\x05|\x05S\x00"
 
         code = bytecode.to_code()
         self.assertEqual(code.co_consts, (None, 3))