def add_category(cls):
print("------ add category -----")
name = input("please enter category's name: ")
if not name:
print("you forget enter name!")
elif Category.save(name):
print(f"category {name} add successfully")
else:
print(f"category {name} exists!")
def add_category(cls):
name = input("name: ")
if Category.save(name):
print(f"Successfully add category: {name}")
else:
print(f"This category exists with {name}")
