from sklearn.neighbors import NearestNeighbors
import numpy as np
X = np.array([[-1, -1], [-2, -1], [-3, -2], [1, 1], [2, 1], [3, 2]])
print(X)
运行结果:
D:\Program Files\Anaconda\lib\site-packages\sklearn\linear_model\least_angle.py:30: DeprecationWarning: np.float
is a deprecated alias for the builtin float
. To silence this warning, use float
by itself. Doing this will not modify any behavior and is safe. If you specifically wanted the numpy scalar type, use np.float64
here.
Deprecated in NumPy 1.20; for more details and guidance:
NumPy 1.20.0 Release Notes — NumPy v1.22.dev0 Manual
https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations
method='lar', copy_X=True, eps=np.finfo(np.float).eps,
D:\Program Files\Anaconda\lib\site-packages\sklearn\linear_model\least_angle.py:167: DeprecationWarning: np.float
is a deprecated alias for the builtin float
. To silence this warning, use float
by itself. Doing this will not modify any behavior and is safe. If you specifically wanted the numpy scalar type, use np.float64
here.
Deprecated in NumPy 1.20; for more details and guidance:
NumPy 1.20.0 Release Notes — NumPy v1.22.dev0 Manual
https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations
method='lar', copy_X=True, eps=np.finfo(np.float).eps,
D:\Program Files\Anaconda\lib\site-packages\sklearn\linear_model\least_angle.py:284: DeprecationWarning: np.float
is a deprecated alias for the builtin float
. To silence this warning, use float
by itself. Doing this will not modify any behavior and is safe. If you specifically wanted the numpy scalar type, use np.float64
here.
Deprecated in NumPy 1.20; for more details and guidance:
NumPy 1.20.0 Release Notes — NumPy v1.22.dev0 Manual
https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations
eps=np.finfo(np.float).eps, copy_Gram=True, verbose=0,
D:\Program Files\Anaconda\lib\site-packages\sklearn\linear_model\least_angle.py:862: DeprecationWarning: np.float
is a deprecated alias for the builtin float
. To silence this warning, use float
by itself. Doing this will not modify any behavior and is safe. If you specifically wanted the numpy scalar type, use np.float64
here.
Deprecated in NumPy 1.20; for more details and guidance:
NumPy 1.20.0 Release Notes — NumPy v1.22.dev0 Manual
https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations
eps=np.finfo(np.float).eps, copy_X=True, fit_path=True,
D:\Program Files\Anaconda\lib\site-packages\sklearn\linear_model\least_angle.py:1101: DeprecationWarning: np.float
is a deprecated alias for the builtin float
. To silence this warning, use float
by itself. Doing this will not modify any behavior and is safe. If you specifically wanted the numpy scalar type, use np.float64
here.
Deprecated in NumPy 1.20; for more details and guidance:
NumPy 1.20.0 Release Notes — NumPy v1.22.dev0 Manual
https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations
eps=np.finfo(np.float).eps, copy_X=True, fit_path=True,
D:\Program Files\Anaconda\lib\site-packages\sklearn\linear_model\least_angle.py:1127: DeprecationWarning: np.float
is a deprecated alias for the builtin float
. To silence this warning, use float
by itself. Doing this will not modify any behavior and is safe. If you specifically wanted the numpy scalar type, use np.float64
here.
Deprecated in NumPy 1.20; for more details and guidance:
NumPy 1.20.0 Release Notes — NumPy v1.22.dev0 Manual
https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations
eps=np.finfo(np.float).eps, positive=False):
D:\Program Files\Anaconda\lib\site-packages\sklearn\linear_model\least_angle.py:1362: DeprecationWarning: np.float
is a deprecated alias for the builtin float
. To silence this warning, use float
by itself. Doing this will not modify any behavior and is safe. If you specifically wanted the numpy scalar type, use np.float64
here.
Deprecated in NumPy 1.20; for more details and guidance:
NumPy 1.20.0 Release Notes — NumPy v1.22.dev0 Manual
https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations
max_n_alphas=1000, n_jobs=None, eps=np.finfo(np.float).eps,
D:\Program Files\Anaconda\lib\site-packages\sklearn\linear_model\least_angle.py:1602: DeprecationWarning: np.float
is a deprecated alias for the builtin float
. To silence this warning, use float
by itself. Doing this will not modify any behavior and is safe. If you specifically wanted the numpy scalar type, use np.float64
here.
Deprecated in NumPy 1.20; for more details and guidance:
NumPy 1.20.0 Release Notes — NumPy v1.22.dev0 Manual
https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations
max_n_alphas=1000, n_jobs=None, eps=np.finfo(np.float).eps,
D:\Program Files\Anaconda\lib\site-packages\sklearn\linear_model\least_angle.py:1738: DeprecationWarning: np.float
is a deprecated alias for the builtin float
. To silence this warning, use float
by itself. Doing this will not modify any behavior and is safe. If you specifically wanted the numpy scalar type, use np.float64
here.
Deprecated in NumPy 1.20; for more details and guidance:
NumPy 1.20.0 Release Notes — NumPy v1.22.dev0 Manual
https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations
eps=np.finfo(np.float).eps, copy_X=True, positive=False):
D:\Program Files\Anaconda\lib\site-packages\sklearn\decomposition\online_lda.py:29: DeprecationWarning: np.float
is a deprecated alias for the builtin float
. To silence this warning, use float
by itself. Doing this will not modify any behavior and is safe. If you specifically wanted the numpy scalar type, use np.float64
here.
Deprecated in NumPy 1.20; for more details and guidance:
NumPy 1.20.0 Release Notes — NumPy v1.22.dev0 Manual
https://numpy.org/devdocs/release/1.20.0-notes.html#deprecations
EPS = np.finfo(np.float).eps
[[-1 -1]
[-2 -1]
[-3 -2]
[ 1 1]
[ 2 1]
[ 3 2]]
Process finished with exit code 0