Added support for loading XML file even if not following XSD schema (but still following XML syntax), warning user of errors in XML file
import os
from POULibrary import POULibrary
from PythonFileCTNMixin import PythonFileCTNMixin
class PythonLibrary(POULibrary):
def GetLibraryPath(self):
return os.path.join(os.path.split(__file__)[0], "pous.xml")
def Generate_C(self, buildpath, varlist, IECCFLAGS):
plc_python_filepath = os.path.join(
os.path.split(__file__)[0], "plc_python.c")
plc_python_file = open(plc_python_filepath, 'r')
plc_python_code = plc_python_file.read()
plc_python_file.close()
python_eval_fb_list = []
for v in varlist:
if v["vartype"] == "FB" and v["type"] in ["PYTHON_EVAL",
"PYTHON_POLL"]:
python_eval_fb_list.append(v)
python_eval_fb_count = max(1, len(python_eval_fb_list))
# prepare python code
plc_python_code = plc_python_code % {
"python_eval_fb_count": python_eval_fb_count }
Gen_Pythonfile_path = os.path.join(buildpath, "py_ext.c")
pythonfile = open(Gen_Pythonfile_path,'w')
pythonfile.write(plc_python_code)
pythonfile.close()
return (["py_ext"], [(Gen_Pythonfile_path, IECCFLAGS)], True), ""
class PythonFile(PythonFileCTNMixin):
def GetIconName(self):
return "Pyfile"