Remove SKU create pytest output directory before execution of the scr…

…ipt (sonic-net#1226)

Remove SKU create pytest output directory before execution of the script

Co-authored-by: Madhan Babu <madhan@arc-build-server.mtr.labs.mlnx>

tests/sku_create_test.py

@@ -1,13 +1,16 @@
-import sys
 import os
-import pytest
-import subprocess
 import re
+import shutil
+import subprocess
+import sys
+
+import pytest
 
 test_path = os.path.dirname(os.path.abspath(__file__))
 modules_path = os.path.dirname(test_path)
 scripts_path = os.path.join(modules_path, "scripts")
 input_path = os.path.join(modules_path, "tests/sku_create_input")
+output_dir_path = os.path.join(modules_path, "tests/sku_create_input/Mellanox-SN2700-D48C8_NEW")
 sku_def_file = os.path.join(input_path, "Mellanox-SN2700-D48C8.xml")
 sku_create_script = os.path.join(scripts_path, "sonic_sku_create.py")
 output_file_path = os.path.join(modules_path, "tests/sku_create_input/Mellanox-SN2700-D48C8_NEW/port_config.ini")
@@ -49,6 +52,9 @@ def are_file_contents_same(self,fname1,fname2):
         return True
 
     def test_no_param(self):
+        if (os.path.exists(output_dir_path)):
+            shutil.rmtree(output_dir_path)
+
         my_command = sku_create_script + " -f "  + sku_def_file  + " -d " + input_path
 
         #Test case execution without stdout