Annoying warnings when sending line to reple

[Zilong-Li]

Describe the bug
When I used <leader>w to send current line to repl, the annoying warning alwasys popup. But there is no the warning for visual mode.

Screenshots

Desktop (please complete the following information):

VIM-REPL, last update: 2019.8.23
Operation System: Linux
Support python3: 0
Support python: 0
has +terminal: 1
has +timers: 1
REPL program:
{'vim': 'vim -e', 'r': 'R', 'perl': ['~/.vim/plugged/vim-repl/ftplugin/perl/psh'], 'python-debug': 'python3 -m ipdb', 'default': 'bash', 'python': 'python'}
REPL exit commands:
{'vim': 'q', 'zsh': 'exit', 'ptpython': 'quit()', 'lua': 'os.exit()', 'default': 'exit', 'bash': 'exit', 'R': 'q()', 'python': 'quit()', 'ipython': 'quit()'}
Current File Type: python
Current Type: python
Current Exit Commands: quit()

[Zilong-Li]

It's resolved by compiling vim with python.