From fafc8937acb788c0c0a06df0f6ef1c62f61e36c3 Mon Sep 17 00:00:00 2001
From: Victor Stinner <vstinner@python.org>
Date: Wed, 12 Mar 2025 16:00:24 +0100
Subject: [PATCH] gh-131152: Remove unused imports from cases_generator

---
 Tools/cases_generator/analyzer.py            | 2 +-
 Tools/cases_generator/generators_common.py   | 1 -
 Tools/cases_generator/optimizer_generator.py | 2 +-
 Tools/cases_generator/stack.py               | 3 +--
 Tools/cases_generator/tier1_generator.py     | 2 +-
 Tools/cases_generator/tier2_generator.py     | 2 +-
 6 files changed, 5 insertions(+), 7 deletions(-)

diff --git a/Tools/cases_generator/analyzer.py b/Tools/cases_generator/analyzer.py
index faf720e8fe67ee..1b990da5c628be 100644
--- a/Tools/cases_generator/analyzer.py
+++ b/Tools/cases_generator/analyzer.py
@@ -1,4 +1,4 @@
-from dataclasses import dataclass, field
+from dataclasses import dataclass
 import itertools
 import lexer
 import parser
diff --git a/Tools/cases_generator/generators_common.py b/Tools/cases_generator/generators_common.py
index 9511974efb423e..8e6bc5a8995dc9 100644
--- a/Tools/cases_generator/generators_common.py
+++ b/Tools/cases_generator/generators_common.py
@@ -2,7 +2,6 @@
 
 from analyzer import (
     Instruction,
-    Uop,
     Properties,
     StackItem,
     analysis_error,
diff --git a/Tools/cases_generator/optimizer_generator.py b/Tools/cases_generator/optimizer_generator.py
index b679ec84707aae..b265847a26c971 100644
--- a/Tools/cases_generator/optimizer_generator.py
+++ b/Tools/cases_generator/optimizer_generator.py
@@ -21,7 +21,7 @@
     TokenIterator,
 )
 from cwriter import CWriter
-from typing import TextIO, Iterator
+from typing import TextIO
 from lexer import Token
 from stack import Local, Stack, StackError, Storage
 
diff --git a/Tools/cases_generator/stack.py b/Tools/cases_generator/stack.py
index 7866857023f952..eb7d1967eb75c3 100644
--- a/Tools/cases_generator/stack.py
+++ b/Tools/cases_generator/stack.py
@@ -1,9 +1,8 @@
 import re
 from analyzer import StackItem, StackEffect, Instruction, Uop, PseudoInstruction
-from collections import defaultdict
 from dataclasses import dataclass
 from cwriter import CWriter
-from typing import Iterator, Tuple
+from typing import Iterator
 
 UNUSED = {"unused"}
 
diff --git a/Tools/cases_generator/tier1_generator.py b/Tools/cases_generator/tier1_generator.py
index 83ac8b921111ee..0f0addb3d99589 100644
--- a/Tools/cases_generator/tier1_generator.py
+++ b/Tools/cases_generator/tier1_generator.py
@@ -24,7 +24,7 @@
     Emitter,
 )
 from cwriter import CWriter
-from typing import TextIO, Callable
+from typing import TextIO
 from stack import Local, Stack, StackError, get_stack_effect, Storage
 
 DEFAULT_OUTPUT = ROOT / "Python/generated_cases.c.h"
diff --git a/Tools/cases_generator/tier2_generator.py b/Tools/cases_generator/tier2_generator.py
index fc7b29af627baa..d378815f6af391 100644
--- a/Tools/cases_generator/tier2_generator.py
+++ b/Tools/cases_generator/tier2_generator.py
@@ -26,7 +26,7 @@
     always_true,
 )
 from cwriter import CWriter
-from typing import TextIO, Iterator
+from typing import TextIO
 from lexer import Token
 from stack import Local, Stack, StackError, Storage