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convert boolean to int to satisfy solver requirements

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This commit is contained in:
Adrian Manteza 2022-03-22 18:28:56 +00:00
parent df517fe7fe
commit 9d15112320
2 changed files with 8 additions and 1 deletions
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5
app/helpers/common_helper.py Normal file
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@ -0,0 +1,5 @@
def boolean_to_int(value: bool) -> int:
if value:
return 1
else:
return 0

4
app/helpers/solver_helper.py
View File

@ -3,6 +3,8 @@ from random import randint, sample
import logging import logging
from helpers.common_helper import *
from models.bundle import Bundle from models.bundle import Bundle
from models.solver_run import SolverRun from models.solver_run import SolverRun
from models.item import Item from models.item import Item
@ -26,7 +28,7 @@ def build_constraints(solver_run: SolverRun, problem: LpProblem,
logging.info('Metadata Constraint Generating...') logging.info('Metadata Constraint Generating...')
con = dict( con = dict(
zip([item.id for item in solver_run.items], [ zip([item.id for item in solver_run.items], [
item.attribute_exists(attribute) boolean_to_int(item.attribute_exists(attribute))
for item in solver_run.items for item in solver_run.items
])) ]))
problem += lpSum( problem += lpSum(