Use array interface for testing numpy arrays. (#9602)

dmlc · Sep 22, 2023 · a90d204 · a90d204
1 parent bbf5b9e
commit a90d204
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Showing 2 changed files with 8 additions and 7 deletions.
diff --git a/python-package/xgboost/core.py b/python-package/xgboost/core.py
@@ -2434,6 +2434,7 @@ def inplace_predict(
  _is_cudf_df,
  _is_cupy_array,
  _is_list,
+ _is_np_array_like,
  _is_pandas_df,
  _is_pandas_series,
  _is_tuple,
@@ -2463,7 +2464,7 @@ def inplace_predict(
  f"got {data.shape[1]}"
  )
 
- if isinstance(data, np.ndarray):
+ if _is_np_array_like(data):
  from .data import _ensure_np_dtype
 
  data, _ = _ensure_np_dtype(data, data.dtype)

diff --git a/python-package/xgboost/data.py b/python-package/xgboost/data.py
@@ -164,8 +164,8 @@ def _is_scipy_coo(data: DataType) -> bool:
  return isinstance(data, scipy.sparse.coo_matrix)
 
 
-def _is_numpy_array(data: DataType) -> bool:
- return isinstance(data, (np.ndarray, np.matrix))
+def _is_np_array_like(data: DataType) -> bool:
+ return hasattr(data, "__array_interface__")
 
 
 def _ensure_np_dtype(
@@ -1071,7 +1071,7 @@ def dispatch_data_backend(
  return _from_scipy_csr(
  data.tocsr(), missing, threads, feature_names, feature_types
  )
- if _is_numpy_array(data):
+ if _is_np_array_like(data):
  return _from_numpy_array(
  data, missing, threads, feature_names, feature_types, data_split_mode
  )
@@ -1214,7 +1214,7 @@ def dispatch_meta_backend(
  if _is_tuple(data):
  _meta_from_tuple(data, name, dtype, handle)
  return
- if _is_numpy_array(data):
+ if _is_np_array_like(data):
  _meta_from_numpy(data, name, dtype, handle)
  return
  if _is_pandas_df(data):
@@ -1301,7 +1301,7 @@ def _proxy_transform(
  return _transform_dlpack(data), None, feature_names, feature_types
  if _is_list(data) or _is_tuple(data):
  data = np.array(data)
- if _is_numpy_array(data):
+ if _is_np_array_like(data):
  data, _ = _ensure_np_dtype(data, data.dtype)
  return data, None, feature_names, feature_types
  if _is_scipy_csr(data):
@@ -1351,7 +1351,7 @@ def dispatch_proxy_set_data(
  if not allow_host:
  raise err
 
- if _is_numpy_array(data):
+ if _is_np_array_like(data):
  _check_data_shape(data)
  proxy._set_data_from_array(data) # pylint: disable=W0212
  return