blosc2.load_array

blosc2.load_array(urlpath, **kwargs)

Load a serialized NumPy array in urlpath.

Parameters:

• urlpath (str) – The file where the array is to be loaded.

• kwargs (dict, optional) –

  Keyword arguments supported: dparams: dict

  A dictionary with the decompression parameters, which are the same that can be used in the decompress2() function.

Returns:

out – The unpacked NumPy array.

Return type:

ndarray

Raises:

• TypeError – If urlpath is not in cframe format

• RunTimeError – If some other problem is detected.

Examples

>>> import numpy as np
>>> a = np.arange(1e6)
>>> serial_size = blosc2.save_array(a, "test.bl2", mode="w")
>>> serial_size < a.size * a.itemsize
True
>>> a2 = blosc2.load_array("test.bl2")
>>> np.array_equal(a, a2)
True

See also

save_array(), load_tensor(), pack_array2(), pack_tensor()