3 # Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
5 # Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
6 # CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
8 # This library is free software; you can redistribute it and/or
9 # modify it under the terms of the GNU Lesser General Public
10 # License as published by the Free Software Foundation; either
11 # version 2.1 of the License, or (at your option) any later version.
13 # This library is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 # Lesser General Public License for more details.
18 # You should have received a copy of the GNU Lesser General Public
19 # License along with this library; if not, write to the Free Software
20 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
26 class FunctionProperties:
27 def __init__(self, function_name):
28 self.name = function_name
35 result = "Function:" + self.name + "\n"
36 result+= " Inputs:" + str(self.inputs) + "\n"
37 result+= " Outputs:"+ str(self.outputs) + "\n"
38 result+= " Errors:" + str(self.errors) + "\n"
39 result+= " Imports:"+ str(self.imports) + "\n"
42 class v(ast.NodeVisitor):
43 def visit_Module(self, node):
44 accepted_tokens = ["Import", "ImportFrom", "FunctionDef", "ClassDef"]
47 type_name = type(e).__name__
48 if type_name not in accepted_tokens:
49 error="py2yacs error at line %s: not accepted statement '%s'." % (
51 self.global_errors.append(error)
56 self.generic_visit(node)
58 def visit_FunctionDef(self, node):
60 self.lastfn = FunctionProperties(node.name)
61 self.functions.append(self.lastfn)
64 self.generic_visit(node)
69 def visit_arguments(self, node):
71 self.generic_visit(node)
74 def visit_Name(self, node):
77 self.generic_visit(node)
79 def visit_Param(self, node):
80 self.lastfn.inputs.append(self.lastname)
82 def visit_Return(self, node):
83 if self.lastfn.outputs is not None :
84 error="py2yacs error at line %s: multiple returns." % node.lineno
85 self.lastfn.errors.append(error)
87 self.lastfn.outputs = []
88 if node.value is None :
90 elif 'Tuple' == type(node.value).__name__ :
91 for e in node.value.elts:
92 if 'Name' == type(e).__name__ :
93 self.lastfn.outputs.append(e.id)
95 error="py2yacs error at line %s: invalid type returned '%s'." % (
96 node.lineno, type(e).__name__)
97 self.lastfn.errors.append(error)
99 if 'Name' == type(node.value).__name__ :
100 self.lastfn.outputs.append(node.value.id)
102 error="py2yacs error at line %s: invalid type returned '%s'." %(
103 node.lineno, type(node.value).__name__)
104 self.lastfn.errors.append(error)
109 def visit_ClassDef(self, node):
110 # just ignore classes
113 def visit_Import(self, node):
116 self.lastfn.imports.append(n.name)
117 def visit_ImportFrom(self, node):
121 self.lastfn.imports.append(m+"."+n.name)
123 class vtest(ast.NodeVisitor):
124 def generic_visit(self, node):
125 ast.NodeVisitor.generic_visit(self, node)
127 def create_yacs_schema(text, fn_name, fn_args, fn_returns, file_name):
130 SALOMERuntime.RuntimeSALOME_setRuntime()
131 runtime = pilot.getRuntime()
132 schema = runtime.createProc("schema")
133 node = runtime.createScriptNode("", "default_name")
134 schema.edAddChild(node)
135 fncall = "\n%s=%s(%s)\n"%(",".join(fn_returns),
138 node.setScript(text+fncall)
139 td=schema.getTypeCode("double")
141 newport = node.edAddInputPort(p, td)
144 node.edAddOutputPort(p, td)
145 myContainer=schema.createContainer("Py2YacsContainer")
146 node.setExecutionMode(pilot.InlineNode.REMOTE_STR)
147 node.setContainer(myContainer)
148 schema.saveSchema(file_name)
150 def get_properties(text_file):
151 bt=ast.parse(text_file)
154 return w.functions, w.global_errors
156 def main(python_path, yacs_path, function_name="_exec"):
157 with open(python_path, 'r') as f:
159 fn_name = function_name
160 functions,errors = get_properties(text_file)
163 error_string += "global errors:\n"
164 error_string += errors
165 fn_properties = next((f for f in functions if f.name == fn_name), None)
166 if fn_properties is not None :
167 if not fn_properties.errors :
168 create_yacs_schema(text_file, fn_name,
169 fn_properties.inputs, fn_properties.outputs,
172 error_string += fn_properties.errors
174 error_string += "Function not found:"
175 error_string += fn_name
178 if __name__ == '__main__':
180 parser = argparse.ArgumentParser(description="Generate a YACS schema from a python file containing a function to run.")
181 parser.add_argument("file", help='Path to the python file')
182 parser.add_argument("-o","--output",
183 help='Path to the output file (yacs_schema.xml by default)',
184 default='yacs_schema.xml')
185 parser.add_argument("-d","--def_name",
186 help='Name of the function to call in the yacs node (_exec by default)',
188 args = parser.parse_args()
189 erreurs = main(args.file, args.output, args.def_name)