From 9c2ae576ffefb4eb91c1e793a5cc1cbefd03e8f7 Mon Sep 17 00:00:00 2001
From: Johan Polson <99672670+mb-jp@users.noreply.github.com>
Date: Fri, 16 Aug 2024 10:45:33 +0200
Subject: [PATCH] FIx for GetAllVintageSeriesResult.to_pd_data_frame (#67)

---
 .../common/types/get_all_vintage_series_result.py           | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/macrobond_data_api/common/types/get_all_vintage_series_result.py b/macrobond_data_api/common/types/get_all_vintage_series_result.py
index 264fea64..adf4ea16 100644
--- a/macrobond_data_api/common/types/get_all_vintage_series_result.py
+++ b/macrobond_data_api/common/types/get_all_vintage_series_result.py
@@ -1,4 +1,5 @@
 from dataclasses import dataclass
+from itertools import chain
 
 from typing import TYPE_CHECKING, Any, Dict, Sequence, overload, List
 
@@ -36,9 +37,12 @@ def to_pd_data_frame(self) -> "DataFrame":
         """
         import pandas  # pylint: disable=import-outside-toplevel
 
+        dates = list(set(chain.from_iterable((x.dates for x in self.series))))
+        dates.sort()
+
         df = pandas.DataFrame(
             {
-                **{"date": self.series[len(self.series) - 1].dates},
+                **{"date": dates},
             }
         )