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LogisticRegression.score returns an empty dask array #971

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sj-ucsd opened this issue Jun 2, 2023 · 0 comments

sj-ucsd commented Jun 2, 2023 •

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Describe the issue:
Unable to print logistic regression score as a float instead get an empty array:

ArrayChunkBytes8 B8 BShape()()Dask graph1 chunks in 32 graph layersData typefloat64 numpy.ndarray | Array | Chunk | Bytes | 8 B | 8 B | Shape | () | () | Dask graph | 1 chunks in 32 graph layers | Data type | float64 numpy.ndarray

8 B | 8 B
() | ()
1 chunks in 32 graph layers
float64 numpy.ndarray

Minimal Complete Verifiable Example:

# Put your MCVE code here
```from dask_ml.linear_model import LogisticRegression
from dask_glm.datasets import make_classification
X, y = make_classification()
lr = LogisticRegression()
lr.fit(X, y)
lr.score(X, y)

**Anything else we need to know?**:

**Environment**:

- Dask version:'2023.4.1'
- Python version:3.9
- Operating System:Mac OS
- Install method (conda, pip, source): Conda

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