From e6d8bcdf9b67db1a711d0d73ecced83d47d10e28 Mon Sep 17 00:00:00 2001
From: tstadel <60758086+tstadel@users.noreply.github.com>
Date: Thu, 14 Jul 2022 17:59:20 +0200
Subject: [PATCH] Fix gold_contexts_similarity for table retrieval evaluation
 (#2815)

* fix gold_contexts_similarity for table documents

* check for type of gold_context
---
 haystack/pipelines/base.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/haystack/pipelines/base.py b/haystack/pipelines/base.py
index e471a9cdb8..eee12578d9 100644
--- a/haystack/pipelines/base.py
+++ b/haystack/pipelines/base.py
@@ -1453,8 +1453,8 @@ def _build_eval_dataframe(
                 df_docs["gold_contexts_similarity"] = df_docs.map_rows(
                     lambda row: [
                         calculate_context_similarity(
-                            gold_context,
-                            row["context"] or "",
+                            str(gold_context) if isinstance(gold_context, pd.DataFrame) else gold_context,
+                            str(row["context"]) if isinstance(row["context"], pd.DataFrame) else row["context"] or "",
                             min_length=context_matching_min_length,
                             boost_split_overlaps=context_matching_boost_split_overlaps,
                         )