From a58f9c0c8b0e3795697d4ebb986c11540c80b799 Mon Sep 17 00:00:00 2001
From: sigma67 <16363825+sigma67@users.noreply.github.com>
Date: Mon, 18 Dec 2023 15:28:05 +0100
Subject: [PATCH] fix: don't crash if there are no dependencies (#5)

---
 src/pdm_build_locked/_utils.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/pdm_build_locked/_utils.py b/src/pdm_build_locked/_utils.py
index ba89458..d8370c3 100644
--- a/src/pdm_build_locked/_utils.py
+++ b/src/pdm_build_locked/_utils.py
@@ -112,6 +112,5 @@ def update_metadata_with_locked(metadata: dict[str, Any], root: Path) -> None:
                     requirements.append(requirement_dict_to_string(package))
                 except UnsupportedRequirement as e:
                     print(f"Skipping unsupported requirement: {e}")
-        if not requirements:
-            raise UnsupportedRequirement(f"No valid PEP 508 requirements are found for group {group}")
+
         metadata.setdefault("optional-dependencies", {})[locked_group] = requirements