numpy.set_string_function(f, repr=True)

numpy.get_printoptions()

numpy.array2string(a, max_line_width=None, precision=None, suppress_small=None, separator=' ', prefix='', style=, formatter=None)

numpy.binary_repr(num, width=None)

numpy.savez(file, *args, **kwds)

numpy.array_str(a, max_line_width=None, precision=None, suppress_small=None)

numpy.set_printoptions(precision=None, threshold=None, edgeitems=None, linewidth=None, suppress=None, nanstr=None, infstr=None, formatter=None)

ndarray.tolist() Return the array as a (possibly nested) list. Return a copy of the array data as a (nested) Python

numpy.save(file, arr, allow_pickle=True, fix_imports=True)

ndarray.tofile(fid, sep="", format="%s") Write array to a file as text or binary (default). Data is always written