[python] parallelize MinGW make similarly to Unix make command (#4462)

microsoft · Jul 12, 2021 · 5b7a6f3 · 5b7a6f3
1 parent ef76db4
commit 5b7a6f3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/python-package/setup.py b/python-package/setup.py
@@ -158,7 +158,7 @@ def compile_cpp(
             logger.info("Starting to compile with CMake and MinGW.")
             silent_call(cmake_cmd + ["-G", "MinGW Makefiles"], raise_error=True,
                         error_msg='Please install CMake and all required dependencies first')
-            silent_call(["mingw32-make.exe", "_lightgbm", f"-I{build_dir}"], raise_error=True,
+            silent_call(["mingw32-make.exe", "_lightgbm", f"-I{build_dir}", "-j4"], raise_error=True,
                         error_msg='Please install MinGW first')
         else:
             status = 1