Prevent multiple copies of a directory being added to global_cache_dirs.

PiperOrigin-RevId: 607046305
google · Feb 20, 2024 · ff8c0a0 · ff8c0a0
1 parent ec01ba8
commit ff8c0a0
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/seqio/utils.py b/seqio/utils.py
@@ -77,8 +77,9 @@ def set_global_cache_dirs(global_cache_dirs):
 
 
 def add_global_cache_dirs(global_cache_dirs):
-  global _GLOBAL_CACHE_DIRECTORIES
-  _GLOBAL_CACHE_DIRECTORIES += global_cache_dirs
+  for cache_dir in global_cache_dirs:
+    if cache_dir not in _GLOBAL_CACHE_DIRECTORIES:
+      _GLOBAL_CACHE_DIRECTORIES.append(cache_dir)