cosmetic adjustements

python · iritkatriel · Aug 21, 2024 · Aug 20, 2024 · Aug 20, 2024 · Aug 20, 2024
commit 9dc5ed2be26365ae8bfb48fd8e409c6a0832748b
diff --git a/Lib/dis.py b/Lib/dis.py
@@ -483,8 +483,11 @@ def print_instruction_line(self, instr, mark_as_current):
             if self.show_positions:
                 # reporting positions instead of just line numbers
                 if instr_positions := instr.positions:
-                    ps = tuple('?' if p is None else p for p in instr_positions)
-                    positions_str = f"{ps[0]}:{ps[2]}-{ps[1]}:{ps[3]}"
+                    if all(p is None for p in instr_positions):
+                        positions_str = _NO_LINENO
+                    else:
+                        ps = tuple('?' if p is None else p for p in instr_positions)
+                        positions_str = f"{ps[0]}:{ps[2]}-{ps[1]}:{ps[3]}"
                     fields.append(f'{positions_str:{lineno_width}}')
                 else:
                     fields.append(' ' * lineno_width)

diff --git a/Lib/test/test_dis.py b/Lib/test/test_dis.py
@@ -1011,7 +1011,7 @@ def f():
         expect = '\n'.join([
             '43:?-43:?            RESUME                   0',
             '',
-            '?:?-?:?              NOP',
+            '  --                 NOP',
             '',
             '45:0-48:4            RETURN_CONST             0 (None)',
             '',