"""Main function"""
try:
prog = Program()
except:
print('Run the main.py file with "-i" or "--init" at first.')
exit(1)
run = True
while run:
prog.consult_substitutes()
prog.show_category()
prog.show_product()
prog.show_substitute()
run = prog.continu()
ARG = None
try:
INIT_DB = Init()
ARG = INIT_DB.arg()
except AttributeError:
pass
if __name__ == "__main__":
if ARG is True:
ARG
else:
main()
