def main(dbfile, cmd):
if (not os.path.exists(dbfile) or not dbfile.endswith(".db")):
raise FileExistsError
conn = sqlite3.connect(dbfile)
gAnswer = Answer(conn)
gAnswer.Loads()
import sys
if cmd:
CmdShell(gAnswer).onecmd(cmd)
else:
CmdShell(gAnswer).cmdloop()
