26 import os |
26 import os |
27 from POULibrary import POULibrary |
27 from POULibrary import POULibrary |
28 from PythonFileCTNMixin import PythonFileCTNMixin |
28 from PythonFileCTNMixin import PythonFileCTNMixin |
29 import util.paths as paths |
29 import util.paths as paths |
30 |
30 |
|
31 |
31 class PythonLibrary(POULibrary): |
32 class PythonLibrary(POULibrary): |
32 def GetLibraryPath(self): |
33 def GetLibraryPath(self): |
33 return paths.AbsNeighbourFile(__file__, "pous.xml") |
34 return paths.AbsNeighbourFile(__file__, "pous.xml") |
34 |
35 |
35 def Generate_C(self, buildpath, varlist, IECCFLAGS): |
36 def Generate_C(self, buildpath, varlist, IECCFLAGS): |
36 |
37 |
37 plc_python_filepath = paths.AbsNeighbourFile(__file__, "plc_python.c") |
38 plc_python_filepath = paths.AbsNeighbourFile(__file__, "plc_python.c") |
38 plc_python_file = open(plc_python_filepath, 'r') |
39 plc_python_file = open(plc_python_filepath, 'r') |
39 plc_python_code = plc_python_file.read() |
40 plc_python_code = plc_python_file.read() |
40 plc_python_file.close() |
41 plc_python_file.close() |
41 python_eval_fb_list = [] |
42 python_eval_fb_list = [] |
42 for v in varlist: |
43 for v in varlist: |
43 if v["vartype"] == "FB" and v["type"] in ["PYTHON_EVAL", |
44 if v["vartype"] == "FB" and v["type"] in ["PYTHON_EVAL", |
44 "PYTHON_POLL"]: |
45 "PYTHON_POLL"]: |
45 python_eval_fb_list.append(v) |
46 python_eval_fb_list.append(v) |
46 python_eval_fb_count = max(1, len(python_eval_fb_list)) |
47 python_eval_fb_count = max(1, len(python_eval_fb_list)) |
47 |
48 |
48 # prepare python code |
49 # prepare python code |
49 plc_python_code = plc_python_code % { |
50 plc_python_code = plc_python_code % { |
50 "python_eval_fb_count": python_eval_fb_count } |
51 "python_eval_fb_count": python_eval_fb_count} |
51 |
52 |
52 Gen_Pythonfile_path = os.path.join(buildpath, "py_ext.c") |
53 Gen_Pythonfile_path = os.path.join(buildpath, "py_ext.c") |
53 pythonfile = open(Gen_Pythonfile_path,'w') |
54 pythonfile = open(Gen_Pythonfile_path, 'w') |
54 pythonfile.write(plc_python_code) |
55 pythonfile.write(plc_python_code) |
55 pythonfile.close() |
56 pythonfile.close() |
56 |
57 |
57 return (["py_ext"], [(Gen_Pythonfile_path, IECCFLAGS)], True), "" |
58 return (["py_ext"], [(Gen_Pythonfile_path, IECCFLAGS)], True), "" |
58 |
59 |
|
60 |
59 class PythonFile(PythonFileCTNMixin): |
61 class PythonFile(PythonFileCTNMixin): |
60 |
62 |
61 def GetIconName(self): |
63 def GetIconName(self): |
62 return "Pyfile" |
64 return "Pyfile" |
63 |
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64 |
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