def _gurobi_vtype_from_var(self, var):
"""
This function takes a pyomo variable and returns the appropriate gurobi variable type
:param var: pyomo.core.base.var.Var
:return: gurobipy.GRB.CONTINUOUS or gurobipy.GRB.BINARY or gurobipy.GRB.INTEGER
"""
if var.is_binary():
vtype = self._gurobipy.GRB.BINARY
elif var.is_integer():
vtype = self._gurobipy.GRB.INTEGER
elif var.is_continuous():
vtype = self._gurobipy.GRB.CONTINUOUS
else:
raise ValueError('Variable domain type is not recognized for {0}'.format(var.domain))
return vtype
def _gurobi_vtype_from_var(self, var):
"""
This function takes a pyomo variable and returns the appropriate gurobi variable type
:param var: pyomo.core.base.var.Var
:return: gurobipy.GRB.CONTINUOUS or gurobipy.GRB.BINARY or gurobipy.GRB.INTEGER
"""
if var.is_binary():
vtype = self._gurobipy.GRB.BINARY
elif var.is_integer():
vtype = self._gurobipy.GRB.INTEGER
elif var.is_continuous():
vtype = self._gurobipy.GRB.CONTINUOUS
else:
raise ValueError('Variable domain type is not recognized for {0}'.format(var.domain))
return vtype
def _xpress_vartype_from_var(self, var):
"""
This function takes a pyomo variable and returns the appropriate xpress variable type
:param var: pyomo.core.base.var.Var
:return: xpress.continuous or xpress.binary or xpress.integer
"""
if var.is_binary():
vartype = self._xpress.binary
elif var.is_integer():
vartype = self._xpress.integer
elif var.is_continuous():
vartype = self._xpress.continuous
else:
raise ValueError('Variable domain type is not recognized for {0}'.format(var.domain))
return vartype
def _mosek_vtype_from_var(self, var):
"""
This function takes a pyomo variable and returns the appropriate mosek variable type
:param var: pyomo.core.base.var.Var
:return: mosek.variabletype.type_int or mosek.variabletype.type_cont
"""
if var.is_integer() or var.is_binary():
vtype = self._mosek.variabletype.type_int
elif var.is_continuous():
vtype = self._mosek.variabletype.type_cont
else:
raise ValueError(
'Variable domain type is not recognized for {0}'.format(var.domain))
return vtype
def _mosek_vartype_from_var(self, var):
if var.is_integer():
return self._mosek.variabletype.type_int
return self._mosek.variabletype.type_cont
