def _get_and_process_user_input():
user_input = _get_expression()
if user_input == "":
# TODO: print help message.
return
result = None
if modglob._conn_to_ashmon:
modglob.sock.sendall(user_input + ashmon.END_OF_MSG)
tokens = ""
while True:
received = modglob.sock.recv(1024)
if not received or not modglob._conn_to_ashmon:
print "connection crashed!"
modglob.sock.close()
modglob.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
modglob.sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
modglob._conn_to_ashmon = False
break
msgs, tokens = ashmon.get_complete_message(received, tokens)
for msg in msgs:
result = eval(msg)
break
else:
result = ashval.ashval(user_input)
if result:
print_result(result)