From 2cda97e184843b078b5b3a6a62d73fd793a9991a Mon Sep 17 00:00:00 2001
From: DenizYil <denizyil@outlook.dk>
Date: Thu, 10 Aug 2023 01:31:19 +0200
Subject: [PATCH] surround block with driver.connect() to keep connection
 opened

---
 terracotta/handlers/metadata.py | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/terracotta/handlers/metadata.py b/terracotta/handlers/metadata.py
index 830217e1..6afba6a5 100644
--- a/terracotta/handlers/metadata.py
+++ b/terracotta/handlers/metadata.py
@@ -46,9 +46,10 @@ def multiple_metadata(
     key_names = driver.key_names
 
     out = []
-    for dataset in datasets:
-        metadata = filter_metadata(driver.get_metadata(dataset), columns)
-        metadata["keys"] = OrderedDict(zip(key_names, dataset))
-        out.append(metadata)
+    with driver.connect():
+        for dataset in datasets:
+            metadata = filter_metadata(driver.get_metadata(dataset), columns)
+            metadata["keys"] = OrderedDict(zip(key_names, dataset))
+            out.append(metadata)
 
     return out