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Source Code for Module fuzzy.doc.structure.dot.dot

 1  # -*- coding: utf-8 -*- 
 2  # 
 3  # Copyright (C) 2009  Rene Liebscher 
 4  # 
 5  # This program is free software; you can redistribute it and/or modify it under 
 6  # the terms of the GNU Lesser General Public License as published by the Free  
 7  # Software Foundation; either version 3 of the License, or (at your option) any 
 8  # later version. 
 9  # 
10  # This program is distributed in the hope that it will be useful, but WITHOUT  
11  # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
12  # FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more 
13  # details. 
14  #  
15  # You should have received a copy of the GNU Lesser General Public License 
16  # along with this program; if not, see <http://www.gnu.org/licenses/>.  
17  # 
18   
19  """Generates description of structure in dot format""" 
20   
21  __revision__ = "$Id: dot.py,v 1.7 2010-01-21 20:54:44 rliebscher Exp $" 
22   
23  # stores handler of different object types 
24  _registered_handler = {} 
25   
26 -def register_handler(class_, handler): 
27      _registered_handler[class_] = handler 
28   
29   
30 -def print_dot(obj,out,system,parentname): 
31      """Print object obj into output stream out""" 
32      for class_ in type(obj).mro(): 
33          if class_ in _registered_handler.keys(): 
34              handler = _registered_handler[class_] 
35              return handler(obj,out,system,parentname) 
36      return "" 
37   
38 -def printVariablesDot(system,out): 
39      """Print all variables""" 
40      for name,variable in system.variables.items(): 
41          print_dot(variable,out,system,name) 
42   
43 -def printRulesDot(system,out): 
44      """Print all rules""" 
45      for name,rule in system.rules.items(): 
46          print_dot(rule,out,system,name) 
47   
48 -def printDot(system,out): 
49      """Print whole system into one graph""" 
50      print_header(out) 
51      #printVariablesDot(system,out) 
52      printRulesDot(system,out) 
53      print_footer(out) 
54   
55 -def print_header(out,name="System"): 
56      """Print graph header""" 
57      out.write("digraph %s {graph [rankdir = \"LR\"];\n" % name) 
58   
59 -def print_footer(out): 
60      """Print graph footer""" 
61      out.write("}\n") 
62   
63  # import handlers for object types 
64  import fuzzy.doc.structure.dot.handlers #@UnusedImport 
65   

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