Part 2 of development of a Python urwid app for tracking information during a job search

job-search-tools-process2.py

import urwid

def build_tab_menu(choices):
    """Defines and builds tab_menu using list of choices"""
    cells = []
    for item in choices:
        button = urwid.Button(item)
        urwid.connect_signal(button, 'click', None, item)
        cells.append(urwid.AttrMap(button, None, focus_map='reversed'))
    return urwid.GridFlow(cells, 20, 2, 1, "left")

def exit_program():
    """Exit the main loop and return to the terminal"""
    raise urwid.ExitMainLoop()

def q_for_exit(key):
    """Check for key presses for q and quits"""
    if key in ('q', 'Q'):
        exit_program()

if __name__ == "__main__":
    """Main process that splits the main window into tabs and a main body
    using a Pile"""

    # Builds primary two subdivisions: tab_menu and body_container
    tab_menu = build_tab_menu(['Todo', 'Jobs', 'Companies', 'Contacts'])
    body_container = urwid.Filler(urwid.Text("This is where " 
    "the body will go."), "top")

    # Arrange primary items into a Pile
    main_pile = urwid.Pile([('pack', tab_menu), urwid.LineBox(body_container)])

    mainloop = urwid.MainLoop(main_pile,
                              palette=[('reversed', 'standout', '')],
                              unhandled_input=q_for_exit)

    mainloop.run()