44 lines
1.3 KiB
Python
44 lines
1.3 KiB
Python
try:
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from ulab import numpy as np
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except ImportError:
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import numpy as np
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a = np.array([1, 2, 3, 4], dtype=np.int8)
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b = a.copy()
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print(b)
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a = np.array([[1,2,3],[4,5,6],[7,8,9]], dtype=np.int16)
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b = a.copy()
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print(b)
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a = np.array([[1,2,3],[4,5,6],[7,8,9]], dtype=np.float)
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b = a.copy()
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print(b)
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print(a.dtype)
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print(a.flatten())
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print(np.array([1,2,3], dtype=np.uint8).itemsize)
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print(np.array([1,2,3], dtype=np.uint16).itemsize)
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print(np.array([1,2,3], dtype=np.int8).itemsize)
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print(np.array([1,2,3], dtype=np.int16).itemsize)
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print(np.array([1,2,3], dtype=np.float).itemsize)
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print(np.array([1,2,3], dtype=np.float).shape)
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print(np.array([[1],[2],[3]], dtype=np.float).shape)
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print(np.array([[1],[2],[3]], dtype=np.float).reshape((1,3)))
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print(np.array([[1],[2],[3]]).size)
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print(np.array([1,2,3], dtype=np.float).size)
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print(np.array([1,2,3], dtype=np.uint8).tobytes())
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print(np.array([1,2,3], dtype=np.int8).tobytes())
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print(np.array([1,2,3], dtype=np.float).transpose().shape)
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print(np.array([[1],[2],[3]], dtype=np.float).transpose().shape)
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a = np.array([1, 2, 3, 4, 5, 6], dtype=np.uint8)
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b = a.byteswap(inplace=False)
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print(a)
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print(b)
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c = a.byteswap(inplace=True)
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print(a)
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print(c)
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a = np.array([1, 2, 3, 4, 5, 6], dtype=np.uint16)
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b = a.byteswap(inplace=False)
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print(a)
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print(b)
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c = a.byteswap(inplace=True)
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print(a)
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print(c)
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