Input and Output

NPZ files

cupy.load	Loads arrays or pickled objects from .npy, .npz or pickled file.
cupy.save	Saves an array to a binary file in .npy format.
cupy.savez	Saves one or more arrays into a file in uncompressed .npz format.
cupy.savez_compressed	Saves one or more arrays into a file in compressed .npz format.

String formatting

cupy.array_repr	Returns the string representation of an array.
cupy.array_str	Returns the string representation of the content of an array.

Base-n representations

cupy.binary_repr	Return the binary representation of the input number as a string.
cupy.base_repr	Return a string representation of a number in the given base system.