chore: import upstream snapshot with attribution

2026-07-13 13:02:50 +08:00
commit 0fc60fdcb1
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+/*
+ * QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
+ * Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+*/
+
+using System;
+
+namespace QuantConnect.Python
+{
+    /// <summary>
+    /// Attribute to rename a property or field when converting an instance to a pandas DataFrame row.
+    /// </summary>
+    [AttributeUsage(AttributeTargets.Property | AttributeTargets.Field)]
+    public sealed class PandasColumnAttribute : Attribute
+    {
+        /// <summary>
+        /// The name of the column in the pandas DataFrame.
+        /// </summary>
+        public string Name { get; }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="PandasColumnAttribute"/> class.
+        /// </summary>
+        /// <param name="name">The name of the column in the pandas DataFrame</param>
+        public PandasColumnAttribute(string name)
+        {
+            Name = name;
+        }
+    }
+}