Add thread option for run_scanoss_py library

Author: JustinWonjaePark

src/fosslight_source/run_scanoss.py

@@ -20,7 +20,7 @@
 _PKG_NAME = "fosslight_source"
 
 
-def run_scanoss_py(path_to_scan, output_file_name="", format="", called_by_cli=False, write_json_file=False):
+def run_scanoss_py(path_to_scan, output_file_name="", format="", called_by_cli=False, write_json_file=False, num_threads=-1):
     """
     Run scanoss.py for the given path.
 
@@ -61,6 +61,11 @@ def run_scanoss_py(path_to_scan, output_file_name="", format="", called_by_cli=F
 
     scan_command += output_json_file + " " + path_to_scan
 
+    if num_threads > 0:
+        scan_command += " -T " + str(num_threads)
+    else:
+        scan_command += " -T " + "30"
+
     try:
         os.system(scan_command)
         st_json = open(output_json_file, "r")