3 # Copyright (C) 2007-2019 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_arg(self, node):
70 self.lastfn.inputs.append(node.arg)
72 def visit_Return(self, node):
73 if self.lastfn.outputs is not None :
74 error="py2yacs error at line %s: multiple returns." % node.lineno
75 self.lastfn.errors.append(error)
77 self.lastfn.outputs = []
78 if node.value is None :
80 elif 'Tuple' == type(node.value).__name__ :
81 for e in node.value.elts:
82 if 'Name' == type(e).__name__ :
83 self.lastfn.outputs.append(e.id)
85 error="py2yacs error at line %s: invalid type returned '%s'." % (
86 node.lineno, type(e).__name__)
87 self.lastfn.errors.append(error)
89 if 'Name' == type(node.value).__name__ :
90 self.lastfn.outputs.append(node.value.id)
92 error="py2yacs error at line %s: invalid type returned '%s'." %(
93 node.lineno, type(node.value).__name__)
94 self.lastfn.errors.append(error)
99 def visit_ClassDef(self, node):
100 # just ignore classes
103 def visit_Import(self, node):
106 self.lastfn.imports.append(n.name)
107 def visit_ImportFrom(self, node):
111 self.lastfn.imports.append(m+"."+n.name)
113 class vtest(ast.NodeVisitor):
114 def generic_visit(self, node):
115 ast.NodeVisitor.generic_visit(self, node)
117 def create_yacs_schema(text, fn_name, fn_args, fn_returns, file_name):
120 SALOMERuntime.RuntimeSALOME_setRuntime()
121 runtime = pilot.getRuntime()
122 schema = runtime.createProc("schema")
123 node = runtime.createScriptNode("", "default_name")
124 schema.edAddChild(node)
125 fncall = "\n%s=%s(%s)\n"%(",".join(fn_returns),
128 node.setScript(text+fncall)
129 td=schema.getTypeCode("double")
131 newport = node.edAddInputPort(p, td)
134 node.edAddOutputPort(p, td)
135 myContainer=schema.createContainer("Py2YacsContainer")
136 node.setExecutionMode(pilot.InlineNode.REMOTE_STR)
137 node.setContainer(myContainer)
138 schema.saveSchema(file_name)
140 def get_properties(text_file):
141 bt=ast.parse(text_file)
144 return w.functions, w.global_errors
146 def main(python_path, yacs_path, function_name="_exec"):
147 with open(python_path, 'r') as f:
149 fn_name = function_name
150 functions,errors = get_properties(text_file)
153 error_string += "global errors:\n"
154 error_string += '\n'.join(errors)
156 fn_properties = next((f for f in functions if f.name == fn_name), None)
157 if fn_properties is not None :
158 if not fn_properties.errors :
159 create_yacs_schema(text_file, fn_name,
160 fn_properties.inputs, fn_properties.outputs,
163 error_string += '\n'.join(fn_properties.errors)
165 error_string += "Function not found:"
166 error_string += fn_name
169 if __name__ == '__main__':
171 parser = argparse.ArgumentParser(description="Generate a YACS schema from a python file containing a function to run.")
172 parser.add_argument("file", help='Path to the python file')
173 parser.add_argument("-o","--output",
174 help='Path to the output file (yacs_schema.xml by default)',
175 default='yacs_schema.xml')
176 parser.add_argument("-d","--def_name",
177 help='Name of the function to call in the yacs node (_exec by default)',
179 args = parser.parse_args()
180 erreurs = main(args.file, args.output, args.def_name)