numpy.base_repr(number, base=2, padding=0)

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

numpy.load(file, mmap_mode=None, allow_pickle=True, fix_imports=True, encoding='ASCII')

numpy.array_repr(arr, max_line_width=None, precision=None, suppress_small=None)

class numpy.memmap

numpy.fromregex(file, regexp, dtype)

numpy.loadtxt(fname, dtype=, comments='#', delimiter=None, converters=None, skiprows=0, usecols=None, unpack=False, ndmin=0)

numpy.savetxt(fname, X, fmt='%.18e', delimiter=' ', newline='\n', header='', footer='', comments='# ')

numpy.set_string_function(f, repr=True)

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