fix: Don't omit optional parentheses for subscripts (#7380)

crates/ruff_python_formatter/tests/snapshots/black_compatibility@simple_cases__expression.py.snap

@@ -275,23 +275,7 @@ last_call()
  flags & ~select.EPOLLIN and waiters.write_task is not None
  lambda arg: None
  lambda a=True: a
-@@ -39,10 +39,11 @@
- lambda a, b, c=True, *, d=(1 << v2), e="str": a
- lambda a, b, c=True, *vararg, d=(v1 << 2), e="str", **kwargs: a + b
- manylambdas = lambda x=lambda y=lambda z=1: z: y(): x()
--foo = lambda port_id, ignore_missing: {
--    "port1": port1_resource,
--    "port2": port2_resource,
--}[port_id]
-+foo = (
-+    lambda port_id, ignore_missing: {"port1": port1_resource, "port2": port2_resource}[
-+        port_id
-+    ]
-+)
- 1 if True else 2
- str or None if True else str or bytes or None
- (str or None) if True else (str or bytes or None)
-@@ -115,7 +116,7 @@
+@@ -115,7 +115,7 @@
      arg,
      another,
      kwarg="hey",
@@ -346,11 +330,10 @@ lambda a, b, c=True: a
 lambda a, b, c=True, *, d=(1 << v2), e="str": a
 lambda a, b, c=True, *vararg, d=(v1 << 2), e="str", **kwargs: a + b
 manylambdas = lambda x=lambda y=lambda z=1: z: y(): x()
-foo = (
-    lambda port_id, ignore_missing: {"port1": port1_resource, "port2": port2_resource}[
-        port_id
-    ]
-)
+foo = lambda port_id, ignore_missing: {
+    "port1": port1_resource,
+    "port2": port2_resource,
+}[port_id]
 1 if True else 2
 str or None if True else str or bytes or None
 (str or None) if True else (str or bytes or None)

crates/ruff_python_formatter/tests/snapshots/format@expression__compare.py.snap

@@ -324,13 +324,13 @@ ct_match = (
     aaaaaaaaaaact_id == self.get_content_type(obj=rel_obj, using=instance._state.db)[id]
 )
 
-ct_match = {
-    aaaaaaaaaaaaaaaa
-} == self.get_content_type(obj=rel_obj, using=instance._state.db)[id]
+ct_match = {aaaaaaaaaaaaaaaa} == self.get_content_type(
+    obj=rel_obj, using=instance._state.db
+)[id]
 
-ct_match = (
-    aaaaaaaaaaaaaaaa
-) == self.get_content_type(obj=rel_obj, using=instance._state.db)[id]
+ct_match = (aaaaaaaaaaaaaaaa) == self.get_content_type(
+    obj=rel_obj, using=instance._state.db
+)[id]
 
 # Subscripts expressions with trailing attributes.
 

crates/ruff_python_formatter/tests/snapshots/format@expression__slice.py.snap

@@ -97,6 +97,13 @@ f = "f"[:,]
 g1 = "g"[(1):(2)]
 g2 = "g"[(1):(2):(3)]
 
+# Don't omit optional parentheses for subscripts
+# https://github.com/astral-sh/ruff/issues/7319
+def f():
+    return (
+        package_version is not None
+        and package_version.split(".")[:2] == package_info.version.split(".")[:2]
+    )
 ```
 
 ## Output
@@ -191,6 +198,15 @@ f = "f"[:,]
 # Regression test for https://github.com/astral-sh/ruff/issues/5733
 g1 = "g"[(1):(2)]
 g2 = "g"[(1):(2):(3)]
+
+
+# Don't omit optional parentheses for subscripts
+# https://github.com/astral-sh/ruff/issues/7319
+def f():
+    return (
+        package_version is not None
+        and package_version.split(".")[:2] == package_info.version.split(".")[:2]
+    )
 ```