From 95208e2f099e6992745adbdfdad641edf56e1e96 Mon Sep 17 00:00:00 2001
From: Stephen Ramsey <stephen.ramsey@oregonstate.edu>
Date: Tue, 18 Jul 2023 12:09:41 -0700
Subject: [PATCH] #325

---
 disgenet_tsv_to_kg_json.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/disgenet_tsv_to_kg_json.py b/disgenet_tsv_to_kg_json.py
index 1ff5df3d..689836b0 100755
--- a/disgenet_tsv_to_kg_json.py
+++ b/disgenet_tsv_to_kg_json.py
@@ -81,8 +81,10 @@ def make_edges(input_file: str, test_mode: bool):
                                                   predicate,
                                                   DISGENET_KB_CURIE,
                                                   update_date)
-                publication = kg2_util.CURIE_PREFIX_PMID + ':' + pmid
-                edge['publications'] = [publication]
+                edge['publications'] = []
+                if pmid is not None and pmid != '':
+                    publication = kg2_util.CURIE_PREFIX_PMID + ':' + pmid
+                    edge['publications'].append(publication)
                 edges.append(edge)
     return edges