Line
1	#!/usr/bin/env python
2	"""
3	pycallgraph
4
5	U{http://pycallgraph.slowchop.com/}
6
7	Copyright Gerald Kaszuba 2007
8
9	This program is free software; you can redistribute it and/or modify
10	it under the terms of the GNU General Public License as published by
11	the Free Software Foundation; either version 2 of the License, or
12	(at your option) any later version.
13
14	This program is distributed in the hope that it will be useful,
15	but WITHOUT ANY WARRANTY; without even the implied warranty of
16	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17	GNU General Public License for more details.
18
19	You should have received a copy of the GNU General Public License
20	along with this program; if not, write to the Free Software
21	Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22	"""
23
24	"""
25	This example demonstrates a simple recursive call.
26	"""
27
28	import pycallgraph
29
30
31	def factorial(n):
32	if n == 1:
33	return 1
34	return n * factorial(n-1)
35
36
37	def main():
38	pycallgraph.start_trace()
39	for a in xrange(1, 10):
40	factorial(a)
41
42	pycallgraph.make_dot_graph('recursive.png')
43
44	if __name__ == '__main__':
45	main()
46
47	# vim:set shiftwidth=4 tabstop=4 expandtab textwidth=79:

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