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Use cvxpy to abstract MILP solver #19

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Use cvxpy to abstract MILP solver #19

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df4cfad
Trim trailing whitespace
r-barnes Dec 27, 2021
38461a0
Switch MILP to using cvxpy with CBC default
r-barnes Dec 27, 2021
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8 changes: 2 additions & 6 deletions pycombina/__init__.py
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Original file line number Diff line number Diff line change
Expand Up @@ -23,14 +23,11 @@
from ._binary_approximation import BinApprox

try:
import gurobipy

if gurobipy.gurobi.version() < (8, 0, 0):
raise ImportError
import cvxpy

from ._combina_milp import CombinaMILP
except ImportError:
print("- gurobipy version > 8.0.0 not found, CombinaMILP disabled.\n")
print("- cvxpy not found, CombinaMILP disabled.\n")

try:
from ._combina_bnb import CombinaBnB
Expand All @@ -41,4 +38,3 @@
from ._combina_sur import CombinaSUR
except ImportError:
print("- Sum-Up-Rounding solver extension not found, CombinaSUR disabled.\n")

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