mirror of
https://github.com/tinygrad/tinygrad.git
synced 2026-01-09 06:58:11 -05:00
269a58d5fa
* lol does this work * some more changes * a tiny note * rename a variable * add test for data const and add TODO comment * make type correct make type correct
57 lines
1.5 KiB
Python
57 lines
1.5 KiB
Python
import unittest
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from tinygrad import Tensor, dtypes
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# format types: https://docs.python.org/3/library/struct.html
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class TestTensorData(unittest.TestCase):
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def test_data(self):
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a = Tensor([1,2,3,4], dtype=dtypes.int32)
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dat = a.data()
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assert dat.itemsize == 4
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assert list(dat) == [1,2,3,4]
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assert dat.shape == (4,)
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assert dat[0] == 1
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assert dat[1] == 2
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def test_data_uint8(self):
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a = Tensor([1,2,3,4], dtype=dtypes.uint8)
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dat = a.data()
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assert dat.format == "B"
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assert dat.itemsize == 1
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assert dat[0] == 1
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assert dat[1] == 2
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def test_data_nested(self):
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a = Tensor([[1,2],[3,4]], dtype=dtypes.int32)
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dat = a.data()
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assert dat.format == "i"
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assert dat.itemsize == 4
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assert dat.tolist() == [[1, 2], [3, 4]]
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assert dat.shape == (2,2)
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assert dat[0, 0] == 1
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assert dat[1, 1] == 4
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def test_data_const(self):
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a = Tensor(3, dtype=dtypes.int32)
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dat = a.data()
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assert dat.format == "i"
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assert dat.itemsize == 4
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assert dat.tolist() == 3
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assert dat.shape == ()
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def test_data_float32(self):
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a = Tensor([[1,2.5],[3,4]], dtype=dtypes.float32)
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dat = a.data()
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assert dat.format == "f"
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assert dat[0, 1] == 2.5
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@unittest.skip("requires python 3.12")
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def test_data_float16(self):
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a = Tensor([[1,2.5],[3,4]], dtype=dtypes.float16)
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dat = a.data()
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assert dat.format == "e"
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assert dat.shape == (2,2)
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# NOTE: python can't deref float16
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if __name__ == '__main__':
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unittest.main() |