jshbrmn/irt-service
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cleanup and < 3 bundle pre-filter

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This commit is contained in:
Adrian Manteza
2022-03-24 16:47:55 +00:00
parent 79580c5394
commit 6ebe33a76b
4 changed files with 12 additions and 9 deletions
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1
app/helpers/service_helper.py
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@ -43,7 +43,6 @@ def csv_to_item(items_csv_reader, solver_run):
item[col] = row[key]
# confirm item is only added if it meets the criteria of 100% constraints as a pre-filter
# items.append(Item.parse_obj(item))
valid_item = True
item = Item.parse_obj(item)
for constraint in solver_run.constraints:

9
app/helpers/solver_helper.py
View File

@ -26,18 +26,13 @@ def build_constraints(solver_run: SolverRun, problem: LpProblem,
if attribute.type == 'metadata':
logging.info('Metadata Constraint Generating...')
con = dict(
zip([item.id for item in solver_run.items], [
boolean_to_int(item.attribute_exists(attribute))
for item in solver_run.items
]))
problem += lpSum(
[
len(bundle.items_with_attribute(attribute)) * bundles[bundle.id] for bundle in solver_run.bundles
] +
[
con[item.id] * items[item.id] for item in solver_run.unbundled_items()
item.attribute_exists(attribute).real * items[item.id] for item in solver_run.unbundled_items()
]
) >= round(total_form_items * (min / 100)), f'{attribute.id} - {attribute.value} - min'
@ -46,7 +41,7 @@ def build_constraints(solver_run: SolverRun, problem: LpProblem,
len(bundle.items_with_attribute(attribute)) * bundles[bundle.id] for bundle in solver_run.bundles
] +
[
con[item.id] * items[item.id] for item in solver_run.unbundled_items()
item.attribute_exists(attribute).real * items[item.id] for item in solver_run.unbundled_items()
]
) <= round(total_form_items * (max / 100)), f'{attribute.id} - {attribute.value} - max'
elif attribute.type == 'bundle':