def _get_domain(self, symno):
"""Get domain for symbol"""
ret, domain = gdxcc.gdxSymbolGetDomainX(self._h, symno)
if ret:
return domain
else:
return []
def __init__(self,name,data_type,dims=0,file=None,index=None,
description='',variable_type=None,equation_type=None):
self._name = name
self.description = description
self._loaded = False
self._data_type = GamsDataType(data_type)
self._variable_type = None; self.variable_type = variable_type
self._equation_type = None; self.equation_type = equation_type
self._dataframe = None
self._dims = []; self.dims = dims
assert self._dataframe is not None
self._file = file
self._index = index
if self.file is not None:
# reading from file
# get additional meta-data
ret, records, userinfo, description = gdxcc.gdxSymbolInfoX(self.file.H,self.index)
if ret != 1:
raise GdxError(self.file.H,"Unable to get extended symbol information for {}".format(self.name))
self._num_records = records
if self.data_type == GamsDataType.Variable:
self.variable_type = GamsVariableType(userinfo)
elif self.data_type == GamsDataType.Equation:
self.equation_type = GamsEquationType(userinfo)
self.description = description
if self.index > 0:
ret, gdx_domain = gdxcc.gdxSymbolGetDomainX(self.file.H,self.index)
if ret == 0:
raise GdxError(self.file.H,"Unable to get domain information for {}".format(self.name))
assert len(gdx_domain) == len(self.dims), "Dimensional information read in from GDX should be consistent."
self.dims = gdx_domain
else:
# universal set
assert self.index == 0
self._loaded = True
return
# writing new symbol
self._loaded = True
return