1 """PyFeyn - a simple Python interface for making Feynman diagrams (pre-release version >= 0.2.0b1)."""
2
3 __author__ = "Andy Buckley (andy@insectnation.org)"
4 __version__ = "0.2.0b1"
5 __date__ = "$Date: 2006/08/05 00:14:20 $"
6 __copyright__ = "Copyright (c) 2007 Andy Buckley"
7 __license__ = "GPL"
8
9 import pyx
10
11
12 import re
13 majorversionstr = re.sub(r"(\d+\.\d+).*", r"\1", pyx.version.version)
14 if float(majorversionstr) < 0.9:
15 print "Warning: PyFeyn may not work with PyX versions older than 0.9!"
16
17
18
19 pyx.unit.set(uscale = 4, vscale = 4, wscale = 4, xscale = 4)
20 pyx.unit.set(defaultunit = "cm")
21
22
23
24 pyx.text.defaulttexrunner.set(mode="latex")
25 if pyx.pykpathsea.find_file("hepnicenames.sty", pyx.pykpathsea.kpse_tex_format):
26 pyx.text.defaulttexrunner.preamble(r"\usepackage{hepnicenames}")
27 else:
28 print "Warning: hepnames LaTeX package not found!"
29
30
31
32 __all__ = ["diagrams", "points", "blobs", "lines", "deco", "utils"]
33
34
35
36 from optparse import OptionParser
37 _parser = OptionParser()
38 _parser.add_option("-V", "--visual-debug", dest="VDEBUG", action = "store_true", default = False,
39 help="produce visual debug output")
40 _parser.add_option("-D", "--debug", dest="DEBUG", action = "store_true", default = False,
41 help="produce debug output")
42 from diagrams import FeynDiagram
43 (FeynDiagram.options, args) = _parser.parse_args()
44