为所有大物1的py配置ipynb，但是均未经过测试

python/utils/io.py

@@ -0,0 +1,59 @@
+from decimal import Decimal
+
+def input_float(prompt, default=None):
+    """输入一个浮点数值，支持默认值"""
+    while True:
+        try:
+            suffix = f" (默认 {default})" if default is not None else ""
+            val = input(f"{prompt}{suffix}: ").strip()
+            if not val and default is not None:
+                return float(default)
+            if not val:
+                continue
+            return float(val)
+        except Exception:
+            print("  输入无效，请输入数字。")
+
+def input_decimal(prompt, default=None):
+    """输入一个 Decimal 值，支持默认值"""
+    while True:
+        try:
+            suffix = f" (默认 {default})" if default is not None else ""
+            val = input(f"{prompt}{suffix}: ").strip()
+            if not val and default is not None:
+                return Decimal(str(default))
+            if not val:
+                continue
+            return Decimal(val)
+        except Exception:
+            print("  输入无效，请输入数字。")
+
+def input_int(prompt, default=None):
+    """输入一个整数，支持默认值"""
+    while True:
+        try:
+            suffix = f" (默认 {default})" if default is not None else ""
+            val = input(f"{prompt}{suffix}: ").strip()
+            if not val and default is not None:
+                return default
+            if not val:
+                continue
+            return int(val)
+        except Exception:
+            print("  输入无效，请输入整数。")
+
+def input_data_group(name, count, unit=""):
+    """输入一组重复测量的数值"""
+    prompt_unit = f" (单位: {unit})" if unit else ""
+    print(f"\n请输入 {name} 的 {count} 次测量值{prompt_unit}:")
+    data = []
+    for i in range(count):
+        while True:
+            try:
+                val = input(f"第 {i+1} 次 = ").strip()
+                if not val: continue
+                data.append(Decimal(val))
+                break
+            except Exception:
+                print("输入无效，请输入数字。")
+    return data