in templates/Web/_composition/Flask/Project.Flask/backend/scripts/publish.py [0:0]
def clean_publish():
for item in os.listdir(publishDir):
source = os.path.join(publishDir, item)
if os.path.isdir(source) and item != "build":
shutil.rmtree(source)
elif os.path.isfile(source):
os.remove(source)