I can list and create flavor using this code:
flavors_list = nova_client.flavors.list()
print_flavors(flavors_list)
print(nova_client.servers.list())
nova_client.flavors.create(name = 'test2', ram = 512, vcpus = 1,
disk = 1000,
flavorid='auto', ephemeral=0, swap=0,
rxtx_factor=1.0, is_public=True)
But I can find method for update metadata flavor.
Anybody know which method updates metadata flavor?