修正

check_income_tax.py

@@ -0,0 +1,88 @@
+#!/usr/bin/env python3
+"""
+所得税表の確認スクリプト
+ユーザーが提供したデータ：
+- 月収（控除後）: 356,600円
+- 扶養人数: 3人
+- 期待される所得税: 5,840円
+"""
+
+import sys
+import os
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), 'backend'))
+
+from decimal import Decimal
+from datetime import date
+from app.core.database import get_connection
+
+def check_income_tax():
+    """所得税テーブルを確認"""
+    
+    monthly_income = Decimal("356600")
+    dependents_count = 3
+    target_date = date(2025, 1, 22)
+    
+    print(f"検索条件:")
+    print(f"  月収: {monthly_income}円")
+    print(f"  扶養人数: {dependents_count}人")
+    print(f"  適用日: {target_date}")
+    print()
+    
+    with get_connection() as conn:
+        with conn.cursor() as cur:
+            # 全てのデータを確認
+            print("=== 3人扶養の全データ ===")
+            cur.execute(
+                """
+                SELECT * FROM income_tax_table 
+                WHERE dependents_count = %s
+                ORDER BY monthly_income_from
+                """,
+                (dependents_count,)
+            )
+            
+            results = cur.fetchall()
+            print(f"総件数: {len(results)}")
+            
+            # 月収356,600円が属する範囲を探す
+            for row in results:
+                if (row["monthly_income_from"] <= monthly_income <= row["monthly_income_to"]):
+                    print(f"\n✓ 月収 {monthly_income} が属する範囲:")
+                    print(f"  From: {row['monthly_income_from']}")
+                    print(f"  To: {row['monthly_income_to']}")
+                    print(f"  税額: {row['tax_amount']}円")
+                    print(f"  有効期間: {row['valid_from']} ~ {row['valid_to']}")
+                    break
+            else:
+                print(f"\n✗ 月収 {monthly_income} が属する範囲が見つかりません")
+                print("\n該当の近い範囲:")
+                for row in results[-5:]:
+                    print(f"  {row['monthly_income_from']} ~ {row['monthly_income_to']}: {row['tax_amount']}円")
+            
+            # 現在の年度で検索（元の検索ロジックをシミュレート）
+            print("\n=== 元の検索ロジック（valid_from/toで検索）===")
+            cur.execute(
+                """
+                SELECT * FROM income_tax_table 
+                WHERE valid_from <= %s
+                AND (valid_to IS NULL OR valid_to >= %s)
+                AND dependents_count = %s
+                AND monthly_income_from <= %s
+                AND monthly_income_to >= %s
+                ORDER BY valid_from DESC
+                LIMIT 1
+                """,
+                (target_date, target_date, dependents_count, monthly_income, monthly_income)
+            )
+            result = cur.fetchone()
+            
+            if result:
+                print(f"検索結果:")
+                print(f"  月収範囲: {result['monthly_income_from']} ~ {result['monthly_income_to']}")
+                print(f"  税額: {result['tax_amount']}円")
+                print(f"  有効期間: {result['valid_from']} ~ {result['valid_to']}")
+            else:
+                print("検索結果: なし")
+
+if __name__ == "__main__":
+    check_income_tax()