Use string literal concatenation to make genofile_path line shorter

1 files changed, 4 insertions, 1 deletions

diff --git a/gn3/db/datasets.py b/gn3/db/datasets.py
index 4352a2d..8839f2e 100644
--- a/gn3/db/datasets.py
+++ b/gn3/db/datasets.py
@@ -13,7 +13,10 @@ def retrieve_sample_list(group: str):
     """
 
     samplelist = []
-    genofile_path = f"{os.environ.get('GENENETWORK_FILES', '/home/gn2/production/genotype_files/')}/genotype/{group}.geno"
+    genofile_path = (
+        f'{os.environ.get("GENENETWORK_FILES", "/home/gn2/production/genotype_files/")}'
+        f'/genotype/{group}.geno'
+    )
     if os.path.isfile(genofile_path):
         with open(genofile_path, encoding="utf-8") as genofile:
             line = ""