CVXPY
Maximize
  x
Subject To
Bounds
 1.0 <= x
 x <= 3.5
End
----------------------------------------
AFTER COMPILATION
Minimize
  - x_0
Subject To
Bounds
 1 <= x_0 <= 3.5
End
----------------------------------------
GUROBI
Maximize
  x[0]
Subject To
Bounds
 1 <= x[0] <= 3.5
End