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  • Array API

    ...ested Python list from self. PyObject *PyArray_ToString(PyArrayObject *self, NPY_ORDER order) Equivalent to ndarray.tobytes (self, order). Return the bytes of this array in a Python string. PyObject *PyArray_ToFile(PyArrayObject *se...

  • Data types

    ...bytes data type and ask NumPy to print out the bytes in the array buffer: >>> np.array(["hello", "world"], dtype="S7").tobytes() b'hello\x00\x00world\x00\x00' Each entry is padded with two extra null bytes. Note however that NumPy cannot...

  • NumPy 1.19.0 Release Notes
  • NumPy 1.9.0 Release Notes
  • numpy.frombuffer
  • numpy.ma.frombuffer

    ...ble with that passed in via this argument. New in version 1.20.0. Returns: out: MaskedArray See also ndarray.tobytesInverse of this operation, construct Python bytes from the raw data bytes in the array. Notes If the buffer ha...

  • Reading and writing files

    ...like ordinary in-memory arrays using memory mapping. Raw array data written with numpy.ndarray.tofile or numpy.ndarray.tobytes can be read with numpy.memmap: array = numpy.memmap("mydata/myarray.arr", mode="r", dtype=np.int16, shape=(1024,...

  • Scalars