def serialize_model_as_file(self, mdl):
# step 1 : prints the model in whatever exchange format
printer = self._new_printer(ctx=mdl.context)
if self._exchange_format.is_binary:
filemode = "w+b"
else:
filemode = "w+"
lp_output = tempfile.NamedTemporaryFile(mode=filemode, delete=False)
printer.printModel(mdl, lp_output)
# lp name to docplex var
self._lpname_to_var_map = printer.get_name_to_var_map(mdl)
# DEBUG: dump request file
if self.debug_dump:
dump_path = make_path(error_handler=mdl.error_handler,
basename=mdl.name,
output_dir=self.debug_dump_dir,
extension=printer.extension(),
name_transformer="docloud_%s")
print("DEBUG DUMP in " + dump_path)
with open(dump_path, filemode) as out_file:
lp_output.seek(0)
out_file.write(lp_output)
lp_output.close()
return lp_output.name
def serialize_model(self, mdl):
# step 1 : prints the model in whatever exchange format
printer = self._new_printer(ctx=mdl.context)
if self._exchange_format.is_binary:
filemode = "wb"
oss = BytesIO()
else:
filemode = "w"
oss = StringIO()
printer.printModel(mdl, oss)
# lp name to docplex var
self._lpname_to_var_map = printer.get_name_to_var_map(mdl)
# DEBUG: dump request file
if self.debug_dump:
dump_path = make_path(error_handler=mdl.error_handler,
basename=mdl.name,
output_dir=self.debug_dump_dir,
extension=printer.extension(),
name_transformer="docloud_%s")
print("DEBUG DUMP in " + dump_path)
with open(dump_path, filemode) as out_file:
out_file.write(oss.getvalue())
if self._exchange_format.is_binary:
model_data = oss.getvalue()
else:
model_data = oss.getvalue().encode('utf-8')
return model_data
def _dump_if_required(self, data, mdl, basename, extension, is_binary=False, forced=False):
# INTERNAL
if self.debug_dump or forced:
relax_path = make_path(error_handler=mdl.error_handler,
basename=basename,
output_dir=self.debug_dump_dir,
extension=extension,
name_transformer=None)
if isinstance(data, bytes) or isinstance(data, bytearray):
is_binary = True # For binary when data is binary
fmode = "wb" if is_binary else "w"
with open(relax_path, fmode) as out_file:
out_file.write(data)
