In-memory data exchange
Description
- ugiodense.py: Exchanging data between model and host application. Dense data (requires burglar8p.mos)
- ugiosparse.py: Exchanging data between model and host application. Sparse data, string indices (requires burglar9p.mos)
Difficulty rating: 3 (intermediate)
Source Files
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ugiodense.py
#######################################################
# Mosel User Guide Example Problems
# =================================
#
# file ugiodense.py
# `````````````````
# Exchanging dense data between Python and a model.
#
# (c) 2026 Fair Isaac Corporation
# author: B. Vieira, 2026
########################################################
import moselpy as mp
vdata = [15, 100, 90, 60, 40, 15, 10, 1] # VALUE
wdata = [ 2, 20, 20, 30, 40, 30, 60, 10] # WEIGHT
mp.compile_model("burglar8p.mos", "burglar8p.bim")
model = mp.load_model("burglar8p.bim")
output = model.run(
exec_params={"DATASOURCE": "moselpy:"},
input_data={
"VALUE": {i+1: v for i, v in enumerate(vdata)},
"WEIGHT": {i+1: w for i, w in enumerate(wdata)},
})
print(f"Objective value: {model.objective_value}")
for i in range(8):
print(f" take({i+1}): {output['soltake'][i+1]}")
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