def load_customers(path):
"""
Load customers list from disk.
"""
lst = dhnio._read_list(path)
if lst is None:
lst = list()
set_customers(lst)
def load_correspondents(path):
"""
Load correspondents list from disk.
"""
lst = dhnio._read_list(path)
if lst is None:
lst = list()
set_correspondents(lst)
def load_suppliers(path):
"""
Load suppliers list from disk.
"""
lst = dhnio._read_list(path)
if lst is None:
lst = list()
set_suppliers(lst)
