Simulates python -m module_name in Pythonista iOS

python_run.py

'''
python_run.py
Simulates a console call to >python -m module|file [args]

Used for running standard library python modules such as:
SimpleHTTPServer, unittest and .py files.

usage:
    module_name [args]
    path/python_file.py [args]

Example:
    SimpleHTTPServer 8090
'''

import runpy
import os
import editor
import sys
import ui

@ui.in_background
def callback(sender):
    sys.argv[0] = editor.get_path()
    args = sender.text.split(' ')
    filename = args.pop(0)
    view.close()

    os.chdir(os.path.dirname(editor.get_path()))
    if  os.path.isfile(filename):
        try:
            sys.argv[1:] = args
            runpy.run_path(filename, run_name='__main__')
        except Exception, e:
            print 'Error: '+ str(e)
    else:
        try:
            sys.argv[1:] = args
            runpy.run_module(str(filename), run_name='__main__')
        except ImportError, e:
            print 'ImportError: '+str(e)

view = ui.View()
view.name = 'Python'
view.frame = (0, 0, 210, 40)
textbox = ui.TextField()
textbox.frame = (5, 5, 200, 30)
textbox.action = callback
view.add_subview(textbox)
view.present('popover')