lxca_shell

#!python
'''
@since: 15 Sep 2015
@author: Prashant Bhosale <pbhosale@lenovo.com>, Girish Kumar <gkumar1@lenovo.com>
@license: Lenovo License
@copyright: Lenovo Copyright
@organization: Lenovo Group Ltd
@summary: The main script for PYLXCA Tool, It creates a shell and accept raw input to process it.

'''

import os, time, code
import signal, time, sys

from pylxca import __version__
from pylxca.pylxca_cmd import lxca_ishell
from pylxca.pylxca_cmd.lxca_pyshell import *

class Application(object):
    def __init__(self): 
        self.client = None

    def run(self,api_mode):
        if api_mode and "api" in api_mode :
            set_interactive()
        else:
            global __version__
            shell = lxca_ishell.InteractiveShell(banner="Welcome to LXCA Command Shell v" + __version__ , prompt="PyLXCA >> ")
            shell.run()

def handle_ctrl_c(signum, frame):
    # restore the original signal handler as otherwise evil things will happen
    # in raw_input when CTRL+C is pressed, and our signal handler is not re-entrant
    signal.signal(signal.SIGINT, original_sigint)
    print ('\nKeyboardInterrupt: Press ctrl+D to exit')
    
    # restore the exit gracefully handler here
    signal.signal(signal.SIGINT, handle_ctrl_c)


def main():
    
    api_mode = None
    if len(sys.argv) > 1:
        api_mode = sys.argv[1]
    
    app = Application()
    app.run(api_mode)


if __name__ == "__main__":
    original_sigint = signal.getsignal(signal.SIGINT)
    signal.signal(signal.SIGINT, handle_ctrl_c)
    main()