added type hint (#4070)

microsoft · Mar 14, 2021 · 96728a0 · 96728a0
1 parent bcf443b
commit 96728a0
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/python-package/lightgbm/libpath.py b/python-package/lightgbm/libpath.py
@@ -2,9 +2,10 @@
 """Find the path to LightGBM dynamic library files."""
 import os
 from platform import system
+from typing import List
 
 
-def find_lib_path():
+def find_lib_path() -> List[str]:
     """Find the path to LightGBM library files.
 
     Returns