remove linalg api in paddle.__init__ (#36112)

remove recent linalg api in paddle.init;
add args 'name' in some new linalg api interface

Author: zhiboniu

python/paddle/__init__.py

@@ -94,20 +94,12 @@
 from .tensor.linalg import norm  # noqa: F401
 from .tensor.linalg import transpose  # noqa: F401
 from .tensor.linalg import dist  # noqa: F401
-from .tensor.linalg import cond  # noqa: F401
 from .tensor.linalg import t  # noqa: F401
 from .tensor.linalg import cross  # noqa: F401
 from .tensor.linalg import cholesky  # noqa: F401
 from .tensor.linalg import bmm  # noqa: F401
 from .tensor.linalg import histogram  # noqa: F401
 from .tensor.linalg import mv  # noqa: F401
-from .tensor.linalg import det  # noqa: F401
-from .tensor.linalg import slogdet  # noqa: F401
-from .tensor.linalg import multi_dot  # noqa: F401
-from .tensor.linalg import matrix_power  # noqa: F401
-from .tensor.linalg import svd  # noqa: F401
-from .tensor.linalg import pinv  # noqa: F401
-from .tensor.linalg import solve  # noqa: F401
 from .tensor.logic import equal  # noqa: F401
 from .tensor.logic import greater_equal  # noqa: F401
 from .tensor.logic import greater_than  # noqa: F401
@@ -506,7 +498,6 @@
            'stack',
            'sqrt',
            'cholesky',
-           'matrix_power',
            'randperm',
            'linspace',
            'reshape',

python/paddle/fluid/tests/unittests/test_linalg_cond.py

@@ -28,7 +28,7 @@ def test_static_assert_true(self, x_list, p_list):
         for x in x_list:
             with static.program_guard(static.Program(), static.Program()):
                 input_data = static.data("X", shape=x.shape, dtype=x.dtype)
-                output = paddle.cond(input_data, p)
+                output = paddle.linalg.cond(input_data, p)
                 exe = static.Executor()
                 result = exe.run(feed={"X": x}, fetch_list=[output])
                 expected_output = np.linalg.cond(x, p)
@@ -39,7 +39,7 @@ def test_dygraph_assert_true(self, x_list, p_list):
     for p in p_list:
         for x in x_list:
             input_tensor = paddle.to_tensor(x)
-            output = paddle.cond(input_tensor, p)
+            output = paddle.linalg.cond(input_tensor, p)
             expected_output = np.linalg.cond(x, p)
             self.assertTrue(np.allclose(output, expected_output))
 
@@ -103,12 +103,12 @@ def test_dygraph_api_error(self):
         for p in p_list_error:
             for x in (x_list_n_n + x_list_m_n):
                 x_tensor = paddle.to_tensor(x)
-                self.assertRaises(ValueError, paddle.cond, x_tensor, p)
+                self.assertRaises(ValueError, paddle.linalg.cond, x_tensor, p)
 
         for p in p_list_n_n:
             for x in x_list_m_n:
                 x_tensor = paddle.to_tensor(x)
-                self.assertRaises(ValueError, paddle.cond, x_tensor, p)
+                self.assertRaises(ValueError, paddle.linalg.cond, x_tensor, p)
 
     def test_static_api_error(self):
         paddle.enable_static()
@@ -119,13 +119,13 @@ def test_static_api_error(self):
             for x in (x_list_n_n + x_list_m_n):
                 with static.program_guard(static.Program(), static.Program()):
                     x_data = static.data("X", shape=x.shape, dtype=x.dtype)
-                    self.assertRaises(ValueError, paddle.cond, x_data, p)
+                    self.assertRaises(ValueError, paddle.linalg.cond, x_data, p)
 
         for p in p_list_n_n:
             for x in x_list_m_n:
                 with static.program_guard(static.Program(), static.Program()):
                     x_data = static.data("X", shape=x.shape, dtype=x.dtype)
-                    self.assertRaises(ValueError, paddle.cond, x_data, p)
+                    self.assertRaises(ValueError, paddle.linalg.cond, x_data, p)
 
     # it's not supported when input is an empty tensor in static mode
     def test_static_empty_input_error(self):
@@ -136,13 +136,13 @@ def test_static_empty_input_error(self):
             for x in x_list_n_n:
                 with static.program_guard(static.Program(), static.Program()):
                     x_data = static.data("X", shape=x.shape, dtype=x.dtype)
-                    self.assertRaises(ValueError, paddle.cond, x_data, p)
+                    self.assertRaises(ValueError, paddle.linalg.cond, x_data, p)
 
         for p in (p_list_n_n + p_list_m_n):
             for x in x_list_n_n:
                 with static.program_guard(static.Program(), static.Program()):
                     x_data = static.data("X", shape=x.shape, dtype=x.dtype)
-                    self.assertRaises(ValueError, paddle.cond, x_data, p)
+                    self.assertRaises(ValueError, paddle.linalg.cond, x_data, p)
 
 
 class TestCondEmptyTensorInput(unittest.TestCase):

python/paddle/fluid/tests/unittests/test_multi_dot_op.py

@@ -198,32 +198,34 @@ def test_errors(self):
                                          paddle.static.Program()):
             # The inputs type of multi_dot must be list matrix.
             input1 = 12
-            self.assertRaises(TypeError, paddle.multi_dot, [input1, input1])
+            self.assertRaises(TypeError, paddle.linalg.multi_dot,
+                              [input1, input1])
 
             # The inputs dtype of multi_dot must be float64, float64 or float16.
             input2 = paddle.static.data(
                 name='input2', shape=[10, 10], dtype="int32")
-            self.assertRaises(TypeError, paddle.multi_dot, [input2, input2])
+            self.assertRaises(TypeError, paddle.linalg.multi_dot,
+                              [input2, input2])
 
             # the number of tensor must be larger than 1
             x0 = paddle.static.data(name='x0', shape=[3, 2], dtype="float64")
-            self.assertRaises(ValueError, paddle.multi_dot, [x0])
+            self.assertRaises(ValueError, paddle.linalg.multi_dot, [x0])
 
             #the first tensor must be 1D or 2D
             x1 = paddle.static.data(name='x1', shape=[3, 2, 3], dtype="float64")
             x2 = paddle.static.data(name='x2', shape=[3, 2], dtype="float64")
-            self.assertRaises(ValueError, paddle.multi_dot, [x1, x2])
+            self.assertRaises(ValueError, paddle.linalg.multi_dot, [x1, x2])
 
             #the last tensor must be 1D or 2D
             x3 = paddle.static.data(name='x3', shape=[3, 2], dtype="float64")
             x4 = paddle.static.data(name='x4', shape=[3, 2, 2], dtype="float64")
-            self.assertRaises(ValueError, paddle.multi_dot, [x3, x4])
+            self.assertRaises(ValueError, paddle.linalg.multi_dot, [x3, x4])
 
             #the tensor must be 2D, except first and last tensor
             x5 = paddle.static.data(name='x5', shape=[3, 2], dtype="float64")
             x6 = paddle.static.data(name='x6', shape=[2], dtype="float64")
             x7 = paddle.static.data(name='x7', shape=[2, 2], dtype="float64")
-            self.assertRaises(ValueError, paddle.multi_dot, [x5, x6, x7])
+            self.assertRaises(ValueError, paddle.linalg.multi_dot, [x5, x6, x7])
 
 
 class APITestMultiDot(unittest.TestCase):
@@ -232,7 +234,7 @@ def test_out(self):
         with paddle.static.program_guard(paddle.static.Program()):
             x0 = paddle.static.data(name='x0', shape=[3, 2], dtype="float64")
             x1 = paddle.static.data(name='x1', shape=[2, 3], dtype='float64')
-            result = paddle.multi_dot([x0, x1])
+            result = paddle.linalg.multi_dot([x0, x1])
             exe = paddle.static.Executor(paddle.CPUPlace())
             data1 = np.random.rand(3, 2).astype("float64")
             data2 = np.random.rand(2, 3).astype("float64")
@@ -254,7 +256,7 @@ def test_dygraph_without_out(self):
         input_array2 = np.random.rand(4, 3).astype("float64")
         data1 = paddle.to_tensor(input_array1)
         data2 = paddle.to_tensor(input_array2)
-        out = paddle.multi_dot([data1, data2])
+        out = paddle.linalg.multi_dot([data1, data2])
         expected_result = np.linalg.multi_dot([input_array1, input_array2])
         self.assertTrue(np.allclose(expected_result, out.numpy()))
 

python/paddle/tensor/linalg.py

@@ -448,7 +448,7 @@ def p_matrix_norm(input, porder=1., axis=axis, keepdim=False, name=None):
             format(axis))
 
 
-def dist(x, y, p=2):
+def dist(x, y, p=2, name=None):
     r"""
 
     This OP returns the p-norm of (x - y). It is not a norm in a strict sense, only as a measure
@@ -1251,7 +1251,7 @@ def bmm(x, y, name=None):
     return out
 
 
-def histogram(input, bins=100, min=0, max=0):
+def histogram(input, bins=100, min=0, max=0, name=None):
     """
     Computes the histogram of a tensor. The elements are sorted into equal width bins between min and max.
     If min and max are both zero, the minimum and maximum values of the data are used.
@@ -1351,7 +1351,7 @@ def __check_input(x, vec):
     return out
 
 
-def det(x):
+def det(x, name=None):
     """
     Calculates determinant value of a square matrix or batches of square matrices.
     Args:
@@ -1367,7 +1367,7 @@ def det(x):
 
         x =  paddle.randn([3,3,3])
 
-        A = paddle.det(x)
+        A = paddle.linalg.det(x)
 
         print(A)
     
@@ -1399,7 +1399,7 @@ def det(x):
     return out
 
 
-def slogdet(x):
+def slogdet(x, name=None):
     """
     Calculates the sign and natural logarithm of the absolute value of a square matrix's or batches square matrices' determinant.
     The determinant can be computed with ``sign * exp(logabsdet)
@@ -1422,7 +1422,7 @@ def slogdet(x):
 
         x =  paddle.randn([3,3,3])
 
-        A = paddle.slogdet(x)
+        A = paddle.linalg.slogdet(x)
 
         print(A)
     
@@ -1563,17 +1563,17 @@ def matrix_power(x, n, name=None):
             x = paddle.to_tensor([[1, 2, 3],
                                   [1, 4, 9],
                                   [1, 8, 27]], dtype='float64')
-            print(paddle.matrix_power(x, 2))
+            print(paddle.linalg.matrix_power(x, 2))
             # [[6.  , 34. , 102.],
             #  [14. , 90. , 282.],
             #  [36. , 250., 804.]]
 
-            print(paddle.matrix_power(x, 0))
+            print(paddle.linalg.matrix_power(x, 0))
             # [[1., 0., 0.],
             #  [0., 1., 0.],
             #  [0., 0., 1.]]
 
-            print(paddle.matrix_power(x, -2))
+            print(paddle.linalg.matrix_power(x, -2))
             # [[ 12.91666667, -12.75000000,  2.83333333 ],
             #  [-7.66666667 ,  8.         , -1.83333333 ],
             #  [ 1.80555556 , -1.91666667 ,  0.44444444 ]]
@@ -1699,7 +1699,7 @@ def multi_dot(x, name=None):
         B_data = np.random.random([4, 5]).astype(np.float32)
         A = paddle.to_tensor(A_data)
         B = paddle.to_tensor(B_data)
-        out = paddle.multi_dot([A, B])
+        out = paddle.linalg.multi_dot([A, B])
         print(out.numpy().shape)
         # [3, 5]
 
@@ -1710,7 +1710,7 @@ def multi_dot(x, name=None):
         A = paddle.to_tensor(A_data)
         B = paddle.to_tensor(B_data)
         C = paddle.to_tensor(C_data)
-        out = paddle.multi_dot([A, B, C])
+        out = paddle.linalg.multi_dot([A, B, C])
         print(out.numpy().shape)
         # [10, 7]