wpmaker.py

#!/usr/bin/env python
import sys
from application import Application

try:
    import wx
except:
    pass

# Start logger
import logging
logging.basicConfig(format='%(levelname)s (%(threadName)s): %(message)s | %(pathname)s:%(lineno)d @ %(asctime)s',
                    filename='last_run.log',
                    filemode='w',
                    level=logging.DEBUG)

# Load all plugins
from plugins import plugin_manager

# Read options and arguments
from config import get_config, save_config
config = get_config(plugin_manager['Option'])

plugin_manager.activate_plugins(config, 'UI')

# Find and set ui
ui = None
if len(plugin_manager['UI']):
    ui = plugin_manager['UI'][0]

# Check if ui is set
if ui is None and config['ui'] is not None:
    raise RuntimeError("Couldn't find ui plugin '%s'" % config['ui'])

from config import ConfigurationError, get_doc
try:
    plugin_manager.plugin_hook('check_config', save_config)
    plugin_manager.activate_plugins(config)
except ConfigurationError, e:
    print e.cmdline_message()
    print get_doc(plugin_manager['Option'])
    sys.exit(1)


app = Application(config, ui)

def main():
    try:
        if ui is not None:
            ui.start_app()
        else:
            app.main()
    except KeyboardInterrupt:
        pass

def lowpriority():
    """ Set the priority of the process to below-normal."""

    if sys.platform == 'win32':
        # Based on:
        #   "Recipe 496767: Set Process Priority In Windows" on ActiveState
        #   http://code.activestate.com/recipes/496767/
        import win32api,win32process,win32con

        pid = win32api.GetCurrentProcessId()
        handle = win32api.OpenProcess(win32con.PROCESS_ALL_ACCESS, True, pid)
        win32process.SetPriorityClass(handle, win32process.BELOW_NORMAL_PRIORITY_CLASS)
    else:
        import os

        os.nice(1)

# ui and app should both be set, logging started and config read.
# Let's start this thing
if __name__ == '__main__':
    try:
        lowpriority()
    except:
        logging.exception('Low priority not set, exception occurred!')

    main()