analysis of function

Signed-off-by: Nhuningning <huningning@kaihongdigi.com>

src/core/utils.py

@@ -49,7 +49,7 @@ def get_file_list(find_path, postfix=""):
                 file_list.append(file_name)
     return file_list
 
-
+# 获取目录下每一个文件，并放到一个列表里
 def get_file_list_by_postfix(path, postfix=""):
     file_list = []
     for dirs in os.walk(path):
@@ -96,11 +96,13 @@ def get_build_output_path(product_form):
     build_output_path = os.path.join(sys.source_code_root_path,
                                      "out",
                                      build_output_name)
+    # 返回编译结果输出目录：~/OpenHarmony/out/rk3568（以rk3568举例）
     return build_output_path
 
 
 def scan_support_product():
     # scan standard and large system info
+    # product_form_dir = OpenHarmony/productdefine/common/products/
     product_form_dir = os.path.join(sys.source_code_root_path,
                                     "productdefine",
                                     "common",