			#!/usr/bin/python -i

			import os,thread,sys,string,time,glob

			from Tkinter import *
			from tkMessageBox import askokcancel
			from tkMessageBox import showerror
			from tkFileDialog import asksaveasfilename
			from tkFileDialog import askopenfilename

			from numpy import *

			from pNbody import *
			from pNbody import param
			from pNbody import io
			from pNbody import geometry as geo

			import Ptools as pt

			try:
			from optparse import OptionParser
			except ImportError:
			from optik import OptionParser



			########################################
			#
			# parser
			#
			########################################



			def parse_options():

			usage = "usage: %prog [options] file"
			parser = OptionParser(usage=usage)

			parser = pt.add_units_options(parser)
			parser = pt.add_ftype_options(parser)

			parser.add_option("--exec",
			action="store",
			dest="execline",
			type="string",
			default = None,
			help="give command to execute before",
			metavar=" STRING")

			(options, args) = parser.parse_args()

			if len(args) == 0:
			#print "you must specify a filename"
			#sys.exit(0)
			file = None
			else:
			file = args

			return file,options








			################################################################################
			#
			# MAIN
			#
			################################################################################

			file,options = parse_options()

			execline = options.execline



			nb = Nbody(file,ftype=options.ftype)


			# define local units
			unit_params = pt.do_units_options(options)
			nb.set_local_system_of_units(params=unit_params)


			if execline != None:
			exec(execline)

pNbody/scripts/gpy
7d3c8e18eb07master

gpy
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