fix whitespace

Author: iritkatriel

Lib/test/test_traceback.py

@@ -2194,32 +2194,32 @@ def some_inner():
             [f'{__file__}:{some_inner.__code__.co_firstlineno + 1}'])
 
     def test_dropping_frames(self):
-         def f():
-             1/0
-
-         def g():
-             try:
-                 f()
-             except:
-                 return sys.exc_info()
-
-         exc_info = g()
-
-         class Skip_G(traceback.StackSummary):
-             def format_frame_summary(self, frame_summary):
-                 if frame_summary.name == 'g':
-                     return None
-                 return super().format_frame_summary(frame_summary)
-
-         stack = Skip_G.extract(
-             traceback.walk_tb(exc_info[2])).format()
-
-         self.assertEqual(len(stack), 1)
-         lno = f.__code__.co_firstlineno + 1
-         self.assertEqual(
-             stack[0],
-             f'  File "{__file__}", line {lno}, in f\n    1/0\n'
-         )
+        def f():
+            1/0
+
+        def g():
+            try:
+                f()
+            except:
+                return sys.exc_info()
+
+        exc_info = g()
+
+        class Skip_G(traceback.StackSummary):
+            def format_frame_summary(self, frame_summary):
+                if frame_summary.name == 'g':
+                    return None
+                return super().format_frame_summary(frame_summary)
+
+        stack = Skip_G.extract(
+            traceback.walk_tb(exc_info[2])).format()
+
+        self.assertEqual(len(stack), 1)
+        lno = f.__code__.co_firstlineno + 1
+        self.assertEqual(
+            stack[0],
+            f'  File "{__file__}", line {lno}, in f\n    1/0\n'
+        )
 
 
 class TestTracebackException(unittest.TestCase):

Lib/traceback.py

@@ -917,7 +917,7 @@ def format(self, *, chain=True, _ctx=None):
                 # format exception group
                 is_toplevel = (_ctx.exception_group_depth == 0)
                 if is_toplevel:
-                     _ctx.exception_group_depth += 1
+                    _ctx.exception_group_depth += 1
 
                 if exc.stack:
                     yield from _ctx.emit(