clean directory only if flag

CIMgen.py

@@ -693,7 +693,7 @@ def generate_clean_sub_classes(class_dict_with_origins, clean_class_dict):
 
     add_sub_classes_of_sub_classes_clean(clean_class_dict, class_dict_with_origins)
 
-def cim_generate(directory, outputPath, version, langPack):
+def cim_generate(directory, outputPath, version, langPack, clean_outdir):
     """Generates cgmes python classes from cgmes ontology
 
     This function uses package xmltodict to parse the RDF files. The parse_rdf function sorts the classes to
@@ -712,7 +712,8 @@ def cim_generate(directory, outputPath, version, langPack):
     """
 
     # clean directory
-    remove_tree(Path(outputPath))
+    if clean_outdir:
+        remove_tree(Path(outputPath))
 
     profiles_array = []
 

build.py

@@ -9,8 +9,9 @@
 parser.add_argument('--schemadir', type=str, help='The schema directory', required=True)
 parser.add_argument('--langdir', type=str, help='The langpack directory', required=True)
 parser.add_argument('--cgmes_version', type=str, choices=['cgmes_v2_4_13', 'cgmes_v2_4_15', 'cgmes_v3_0_0'], default='cgmes_v2_4_15', help='CGMES Version')
+parser.add_argument('--clean_outdir', type=bool, help='Clean the output directory', required=False, default=False)
 args = parser.parse_args()
 
 langPack = importlib.import_module(args.langdir + ".langPack")
 schema_path = os.path.join(os.getcwd(), args.schemadir)
-CIMgen.cim_generate(schema_path, args.outdir, args.cgmes_version, langPack)
+CIMgen.cim_generate(schema_path, args.outdir, args.cgmes_version, langPack, args.clean_outdir)