Python numpy.einsum_path() Examples

The following are 30 code examples for showing how to use numpy.einsum_path(). These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example.

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Example 1
Project: recruit   Author: Frank-qlu   File: test_einsum.py    License: Apache License 2.0 6 votes vote down vote up
def test_memory_contraints(self):
        # Ensure memory constraints are satisfied

        outer_test = self.build_operands('a,b,c->abc')

        path, path_str = np.einsum_path(*outer_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        path, path_str = np.einsum_path(*outer_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        long_test = self.build_operands('acdf,jbje,gihb,hfac')
        path, path_str = np.einsum_path(*long_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*long_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)]) 
Example 2
Project: recruit   Author: Frank-qlu   File: test_einsum.py    License: Apache License 2.0 6 votes vote down vote up
def test_long_paths(self):
        # Long complex cases

        # Long test 1
        long_test1 = self.build_operands('acdf,jbje,gihb,hfac,gfac,gifabc,hfac')
        path, path_str = np.einsum_path(*long_test1, optimize='greedy')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test1, optimize='optimal')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        # Long test 2
        long_test2 = self.build_operands('chd,bde,agbc,hiad,bdi,cgh,agdb')
        path, path_str = np.einsum_path(*long_test2, optimize='greedy')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 4), (0, 3), (3, 4), (1, 3), (1, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test2, optimize='optimal')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (0, 5), (1, 4), (3, 4), (1, 3), (1, 2), (0, 1)]) 
Example 3
Project: recruit   Author: Frank-qlu   File: test_einsum.py    License: Apache License 2.0 6 votes vote down vote up
def test_path_type_input(self):
        # Test explicit path handeling
        path_test = self.build_operands('dcc,fce,ea,dbf->ab')

        path, path_str = np.einsum_path(*path_test, optimize=False)
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*path_test, optimize=True)
        self.assert_path_equal(path, ['einsum_path', (1, 2), (0, 1), (0, 1)])

        exp_path = ['einsum_path', (0, 2), (0, 2), (0, 1)]
        path, path_str = np.einsum_path(*path_test, optimize=exp_path)
        self.assert_path_equal(path, exp_path)

        # Double check einsum works on the input path
        noopt = np.einsum(*path_test, optimize=False)
        opt = np.einsum(*path_test, optimize=exp_path)
        assert_almost_equal(noopt, opt) 
Example 4
Project: vnpy_crypto   Author: birforce   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_memory_contraints(self):
        # Ensure memory constraints are satisfied

        outer_test = self.build_operands('a,b,c->abc')

        path, path_str = np.einsum_path(*outer_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        path, path_str = np.einsum_path(*outer_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        long_test = self.build_operands('acdf,jbje,gihb,hfac')
        path, path_str = np.einsum_path(*long_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*long_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)]) 
Example 5
Project: vnpy_crypto   Author: birforce   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_long_paths(self):
        # Long complex cases

        # Long test 1
        long_test1 = self.build_operands('acdf,jbje,gihb,hfac,gfac,gifabc,hfac')
        path, path_str = np.einsum_path(*long_test1, optimize='greedy')
        self.assert_path_equal(path, ['einsum_path',
                                      (1, 4), (2, 4), (1, 4), (1, 3), (1, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test1, optimize='optimal')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        # Long test 2
        long_test2 = self.build_operands('chd,bde,agbc,hiad,bdi,cgh,agdb')
        path, path_str = np.einsum_path(*long_test2, optimize='greedy')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 4), (0, 3), (3, 4), (1, 3), (1, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test2, optimize='optimal')
        self.assert_path_equal(path, ['einsum_path',
                                      (0, 5), (1, 4), (3, 4), (1, 3), (1, 2), (0, 1)]) 
Example 6
Project: vnpy_crypto   Author: birforce   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_path_type_input(self):
        # Test explicit path handeling
        path_test = self.build_operands('dcc,fce,ea,dbf->ab')

        path, path_str = np.einsum_path(*path_test, optimize=False)
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*path_test, optimize=True)
        self.assert_path_equal(path, ['einsum_path', (0, 3), (0, 2), (0, 1)])

        exp_path = ['einsum_path', (0, 2), (0, 2), (0, 1)]
        path, path_str = np.einsum_path(*path_test, optimize=exp_path)
        self.assert_path_equal(path, exp_path)

        # Double check einsum works on the input path
        noopt = np.einsum(*path_test, optimize=False)
        opt = np.einsum(*path_test, optimize=exp_path)
        assert_almost_equal(noopt, opt) 
Example 7
Project: Mastering-Elasticsearch-7.0   Author: PacktPublishing   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_memory_contraints(self):
        # Ensure memory constraints are satisfied

        outer_test = self.build_operands('a,b,c->abc')

        path, path_str = np.einsum_path(*outer_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        path, path_str = np.einsum_path(*outer_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        long_test = self.build_operands('acdf,jbje,gihb,hfac')
        path, path_str = np.einsum_path(*long_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*long_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)]) 
Example 8
Project: Mastering-Elasticsearch-7.0   Author: PacktPublishing   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_long_paths(self):
        # Long complex cases

        # Long test 1
        long_test1 = self.build_operands('acdf,jbje,gihb,hfac,gfac,gifabc,hfac')
        path, path_str = np.einsum_path(*long_test1, optimize='greedy')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test1, optimize='optimal')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        # Long test 2
        long_test2 = self.build_operands('chd,bde,agbc,hiad,bdi,cgh,agdb')
        path, path_str = np.einsum_path(*long_test2, optimize='greedy')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 4), (0, 3), (3, 4), (1, 3), (1, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test2, optimize='optimal')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (0, 5), (1, 4), (3, 4), (1, 3), (1, 2), (0, 1)]) 
Example 9
Project: Mastering-Elasticsearch-7.0   Author: PacktPublishing   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_path_type_input(self):
        # Test explicit path handeling
        path_test = self.build_operands('dcc,fce,ea,dbf->ab')

        path, path_str = np.einsum_path(*path_test, optimize=False)
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*path_test, optimize=True)
        self.assert_path_equal(path, ['einsum_path', (1, 2), (0, 1), (0, 1)])

        exp_path = ['einsum_path', (0, 2), (0, 2), (0, 1)]
        path, path_str = np.einsum_path(*path_test, optimize=exp_path)
        self.assert_path_equal(path, exp_path)

        # Double check einsum works on the input path
        noopt = np.einsum(*path_test, optimize=False)
        opt = np.einsum(*path_test, optimize=exp_path)
        assert_almost_equal(noopt, opt) 
Example 10
Project: GraphicDesignPatternByPython   Author: Relph1119   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_memory_contraints(self):
        # Ensure memory constraints are satisfied

        outer_test = self.build_operands('a,b,c->abc')

        path, path_str = np.einsum_path(*outer_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        path, path_str = np.einsum_path(*outer_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        long_test = self.build_operands('acdf,jbje,gihb,hfac')
        path, path_str = np.einsum_path(*long_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*long_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)]) 
Example 11
Project: GraphicDesignPatternByPython   Author: Relph1119   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_long_paths(self):
        # Long complex cases

        # Long test 1
        long_test1 = self.build_operands('acdf,jbje,gihb,hfac,gfac,gifabc,hfac')
        path, path_str = np.einsum_path(*long_test1, optimize='greedy')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test1, optimize='optimal')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        # Long test 2
        long_test2 = self.build_operands('chd,bde,agbc,hiad,bdi,cgh,agdb')
        path, path_str = np.einsum_path(*long_test2, optimize='greedy')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 4), (0, 3), (3, 4), (1, 3), (1, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test2, optimize='optimal')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (0, 5), (1, 4), (3, 4), (1, 3), (1, 2), (0, 1)]) 
Example 12
Project: GraphicDesignPatternByPython   Author: Relph1119   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_path_type_input(self):
        # Test explicit path handeling
        path_test = self.build_operands('dcc,fce,ea,dbf->ab')

        path, path_str = np.einsum_path(*path_test, optimize=False)
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*path_test, optimize=True)
        self.assert_path_equal(path, ['einsum_path', (1, 2), (0, 1), (0, 1)])

        exp_path = ['einsum_path', (0, 2), (0, 2), (0, 1)]
        path, path_str = np.einsum_path(*path_test, optimize=exp_path)
        self.assert_path_equal(path, exp_path)

        # Double check einsum works on the input path
        noopt = np.einsum(*path_test, optimize=False)
        opt = np.einsum(*path_test, optimize=exp_path)
        assert_almost_equal(noopt, opt) 
Example 13
def test_memory_contraints(self):
        # Ensure memory constraints are satisfied

        outer_test = self.build_operands('a,b,c->abc')

        path, path_str = np.einsum_path(*outer_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        path, path_str = np.einsum_path(*outer_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        long_test = self.build_operands('acdf,jbje,gihb,hfac')
        path, path_str = np.einsum_path(*long_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*long_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)]) 
Example 14
def test_long_paths(self):
        # Long complex cases

        # Long test 1
        long_test1 = self.build_operands('acdf,jbje,gihb,hfac,gfac,gifabc,hfac')
        path, path_str = np.einsum_path(*long_test1, optimize='greedy')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test1, optimize='optimal')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        # Long test 2
        long_test2 = self.build_operands('chd,bde,agbc,hiad,bdi,cgh,agdb')
        path, path_str = np.einsum_path(*long_test2, optimize='greedy')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 4), (0, 3), (3, 4), (1, 3), (1, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test2, optimize='optimal')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (0, 5), (1, 4), (3, 4), (1, 3), (1, 2), (0, 1)]) 
Example 15
def test_path_type_input(self):
        # Test explicit path handeling
        path_test = self.build_operands('dcc,fce,ea,dbf->ab')

        path, path_str = np.einsum_path(*path_test, optimize=False)
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*path_test, optimize=True)
        self.assert_path_equal(path, ['einsum_path', (1, 2), (0, 1), (0, 1)])

        exp_path = ['einsum_path', (0, 2), (0, 2), (0, 1)]
        path, path_str = np.einsum_path(*path_test, optimize=exp_path)
        self.assert_path_equal(path, exp_path)

        # Double check einsum works on the input path
        noopt = np.einsum(*path_test, optimize=False)
        opt = np.einsum(*path_test, optimize=exp_path)
        assert_almost_equal(noopt, opt) 
Example 16
Project: pySINDy   Author: luckystarufo   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_memory_contraints(self):
        # Ensure memory constraints are satisfied

        outer_test = self.build_operands('a,b,c->abc')

        path, path_str = np.einsum_path(*outer_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        path, path_str = np.einsum_path(*outer_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        long_test = self.build_operands('acdf,jbje,gihb,hfac')
        path, path_str = np.einsum_path(*long_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*long_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)]) 
Example 17
Project: pySINDy   Author: luckystarufo   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_long_paths(self):
        # Long complex cases

        # Long test 1
        long_test1 = self.build_operands('acdf,jbje,gihb,hfac,gfac,gifabc,hfac')
        path, path_str = np.einsum_path(*long_test1, optimize='greedy')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test1, optimize='optimal')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        # Long test 2
        long_test2 = self.build_operands('chd,bde,agbc,hiad,bdi,cgh,agdb')
        path, path_str = np.einsum_path(*long_test2, optimize='greedy')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 4), (0, 3), (3, 4), (1, 3), (1, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test2, optimize='optimal')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (0, 5), (1, 4), (3, 4), (1, 3), (1, 2), (0, 1)]) 
Example 18
Project: pySINDy   Author: luckystarufo   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_path_type_input(self):
        # Test explicit path handeling
        path_test = self.build_operands('dcc,fce,ea,dbf->ab')

        path, path_str = np.einsum_path(*path_test, optimize=False)
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*path_test, optimize=True)
        self.assert_path_equal(path, ['einsum_path', (1, 2), (0, 1), (0, 1)])

        exp_path = ['einsum_path', (0, 2), (0, 2), (0, 1)]
        path, path_str = np.einsum_path(*path_test, optimize=exp_path)
        self.assert_path_equal(path, exp_path)

        # Double check einsum works on the input path
        noopt = np.einsum(*path_test, optimize=False)
        opt = np.einsum(*path_test, optimize=exp_path)
        assert_almost_equal(noopt, opt) 
Example 19
Project: mxnet-lambda   Author: awslabs   File: test_einsum.py    License: Apache License 2.0 6 votes vote down vote up
def test_memory_contraints(self):
        # Ensure memory constraints are satisfied

        outer_test = self.build_operands('a,b,c->abc')

        path, path_str = np.einsum_path(*outer_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        path, path_str = np.einsum_path(*outer_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        long_test = self.build_operands('acdf,jbje,gihb,hfac')
        path, path_str = np.einsum_path(*long_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*long_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)]) 
Example 20
Project: mxnet-lambda   Author: awslabs   File: test_einsum.py    License: Apache License 2.0 6 votes vote down vote up
def test_long_paths(self):
        # Long complex cases

        # Long test 1
        long_test1 = self.build_operands('acdf,jbje,gihb,hfac,gfac,gifabc,hfac')
        path, path_str = np.einsum_path(*long_test1, optimize='greedy')
        self.assert_path_equal(path, ['einsum_path',
                                      (1, 4), (2, 4), (1, 4), (1, 3), (1, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test1, optimize='optimal')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        # Long test 2
        long_test2 = self.build_operands('chd,bde,agbc,hiad,bdi,cgh,agdb')
        path, path_str = np.einsum_path(*long_test2, optimize='greedy')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 4), (0, 3), (3, 4), (1, 3), (1, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test2, optimize='optimal')
        self.assert_path_equal(path, ['einsum_path',
                                      (0, 5), (1, 4), (3, 4), (1, 3), (1, 2), (0, 1)]) 
Example 21
Project: mxnet-lambda   Author: awslabs   File: test_einsum.py    License: Apache License 2.0 6 votes vote down vote up
def test_path_type_input(self):
        # Test explicit path handeling
        path_test = self.build_operands('dcc,fce,ea,dbf->ab')

        path, path_str = np.einsum_path(*path_test, optimize=False)
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*path_test, optimize=True)
        self.assert_path_equal(path, ['einsum_path', (0, 3), (0, 2), (0, 1)])

        exp_path = ['einsum_path', (0, 2), (0, 2), (0, 1)]
        path, path_str = np.einsum_path(*path_test, optimize=exp_path)
        self.assert_path_equal(path, exp_path)

        # Double check einsum works on the input path
        noopt = np.einsum(*path_test, optimize=False)
        opt = np.einsum(*path_test, optimize=exp_path)
        assert_almost_equal(noopt, opt) 
Example 22
Project: faceswap   Author: deepfakes   File: sort.py    License: GNU General Public License v3.0 6 votes vote down vote up
def _convert_color(imgs, same_size, method):
        """ Helper function to convert colorspaces """

        if method.endswith('gray'):
            conversion = np.array([[0.0722], [0.7152], [0.2126]])
        else:
            conversion = np.array([[0.25, 0.5, 0.25], [-0.5, 0.0, 0.5], [-0.25, 0.5, -0.25]])

        if same_size:
            path = 'greedy'
            operation = 'bijk, kl -> bijl' if method.endswith('gray') else 'bijl, kl -> bijk'
        else:
            operation = 'ijk, kl -> ijl' if method.endswith('gray') else 'ijl, kl -> ijk'
            path = np.einsum_path(operation, imgs[0][..., :3], conversion, optimize='optimal')[0]

        progress_bar = tqdm(imgs, desc="Converting", file=sys.stdout)
        images = [np.einsum(operation, img[..., :3], conversion, optimize=path).astype('float32')
                  for img in progress_bar]
        return images 
Example 23
Project: elasticintel   Author: securityclippy   File: test_einsum.py    License: GNU General Public License v3.0 6 votes vote down vote up
def test_memory_contraints(self):
        # Ensure memory constraints are satisfied

        outer_test = self.build_operands('a,b,c->abc')

        path, path_str = np.einsum_path(*outer_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        path, path_str = np.einsum_path(*outer_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        long_test = self.build_operands('acdf,jbje,gihb,hfac')
        path, path_str = np.einsum_path(*long_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*long_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)]) 
Example 24
Project: elasticintel   Author: securityclippy   File: test_einsum.py    License: GNU General Public License v3.0 6 votes vote down vote up
def test_long_paths(self):
        # Long complex cases

        # Long test 1
        long_test1 = self.build_operands('acdf,jbje,gihb,hfac,gfac,gifabc,hfac')
        path, path_str = np.einsum_path(*long_test1, optimize='greedy')
        self.assert_path_equal(path, ['einsum_path',
                                      (1, 4), (2, 4), (1, 4), (1, 3), (1, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test1, optimize='optimal')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        # Long test 2
        long_test2 = self.build_operands('chd,bde,agbc,hiad,bdi,cgh,agdb')
        path, path_str = np.einsum_path(*long_test2, optimize='greedy')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 4), (0, 3), (3, 4), (1, 3), (1, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test2, optimize='optimal')
        self.assert_path_equal(path, ['einsum_path',
                                      (0, 5), (1, 4), (3, 4), (1, 3), (1, 2), (0, 1)]) 
Example 25
Project: elasticintel   Author: securityclippy   File: test_einsum.py    License: GNU General Public License v3.0 6 votes vote down vote up
def test_path_type_input(self):
        # Test explicit path handeling
        path_test = self.build_operands('dcc,fce,ea,dbf->ab')

        path, path_str = np.einsum_path(*path_test, optimize=False)
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*path_test, optimize=True)
        self.assert_path_equal(path, ['einsum_path', (0, 3), (0, 2), (0, 1)])

        exp_path = ['einsum_path', (0, 2), (0, 2), (0, 1)]
        path, path_str = np.einsum_path(*path_test, optimize=exp_path)
        self.assert_path_equal(path, exp_path)

        # Double check einsum works on the input path
        noopt = np.einsum(*path_test, optimize=False)
        opt = np.einsum(*path_test, optimize=exp_path)
        assert_almost_equal(noopt, opt) 
Example 26
Project: coffeegrindsize   Author: jgagneastro   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_memory_contraints(self):
        # Ensure memory constraints are satisfied

        outer_test = self.build_operands('a,b,c->abc')

        path, path_str = np.einsum_path(*outer_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        path, path_str = np.einsum_path(*outer_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        long_test = self.build_operands('acdf,jbje,gihb,hfac')
        path, path_str = np.einsum_path(*long_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*long_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)]) 
Example 27
Project: coffeegrindsize   Author: jgagneastro   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_long_paths(self):
        # Long complex cases

        # Long test 1
        long_test1 = self.build_operands('acdf,jbje,gihb,hfac,gfac,gifabc,hfac')
        path, path_str = np.einsum_path(*long_test1, optimize='greedy')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test1, optimize='optimal')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        # Long test 2
        long_test2 = self.build_operands('chd,bde,agbc,hiad,bdi,cgh,agdb')
        path, path_str = np.einsum_path(*long_test2, optimize='greedy')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 4), (0, 3), (3, 4), (1, 3), (1, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test2, optimize='optimal')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (0, 5), (1, 4), (3, 4), (1, 3), (1, 2), (0, 1)]) 
Example 28
Project: coffeegrindsize   Author: jgagneastro   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_path_type_input(self):
        # Test explicit path handeling
        path_test = self.build_operands('dcc,fce,ea,dbf->ab')

        path, path_str = np.einsum_path(*path_test, optimize=False)
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*path_test, optimize=True)
        self.assert_path_equal(path, ['einsum_path', (1, 2), (0, 1), (0, 1)])

        exp_path = ['einsum_path', (0, 2), (0, 2), (0, 1)]
        path, path_str = np.einsum_path(*path_test, optimize=exp_path)
        self.assert_path_equal(path, exp_path)

        # Double check einsum works on the input path
        noopt = np.einsum(*path_test, optimize=False)
        opt = np.einsum(*path_test, optimize=exp_path)
        assert_almost_equal(noopt, opt) 
Example 29
Project: Serverless-Deep-Learning-with-TensorFlow-and-AWS-Lambda   Author: PacktPublishing   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_memory_contraints(self):
        # Ensure memory constraints are satisfied

        outer_test = self.build_operands('a,b,c->abc')

        path, path_str = np.einsum_path(*outer_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        path, path_str = np.einsum_path(*outer_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2)])

        long_test = self.build_operands('acdf,jbje,gihb,hfac')
        path, path_str = np.einsum_path(*long_test, optimize=('greedy', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)])

        path, path_str = np.einsum_path(*long_test, optimize=('optimal', 0))
        self.assert_path_equal(path, ['einsum_path', (0, 1, 2, 3)]) 
Example 30
Project: Serverless-Deep-Learning-with-TensorFlow-and-AWS-Lambda   Author: PacktPublishing   File: test_einsum.py    License: MIT License 6 votes vote down vote up
def test_long_paths(self):
        # Long complex cases

        # Long test 1
        long_test1 = self.build_operands('acdf,jbje,gihb,hfac,gfac,gifabc,hfac')
        path, path_str = np.einsum_path(*long_test1, optimize='greedy')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test1, optimize='optimal')
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 6), (3, 4), (2, 4), (2, 3), (0, 2), (0, 1)])

        # Long test 2
        long_test2 = self.build_operands('chd,bde,agbc,hiad,bdi,cgh,agdb')
        path, path_str = np.einsum_path(*long_test2, optimize='greedy')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (3, 4), (0, 3), (3, 4), (1, 3), (1, 2), (0, 1)])

        path, path_str = np.einsum_path(*long_test2, optimize='optimal')
        print(path)
        self.assert_path_equal(path, ['einsum_path',
                                      (0, 5), (1, 4), (3, 4), (1, 3), (1, 2), (0, 1)])