1try:
2    try:
3        import ubinascii as binascii
4    except ImportError:
5        import binascii
6except ImportError:
7    print("SKIP")
8    raise SystemExit
9
10print(binascii.b2a_base64(b""))
11print(binascii.b2a_base64(b"f"))
12print(binascii.b2a_base64(b"fo"))
13print(binascii.b2a_base64(b"foo"))
14print(binascii.b2a_base64(b"foob"))
15print(binascii.b2a_base64(b"fooba"))
16print(binascii.b2a_base64(b"foobar"))
17
18print(binascii.b2a_base64(b"\x00\x01\x02\x03\x04\x05\x06\x07"))
19print(binascii.b2a_base64(b"\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f"))
20print(binascii.b2a_base64(b"\x7f\x80\xff"))
21print(binascii.b2a_base64(b"1234ABCDabcd"))
22print(binascii.b2a_base64(b"\x00\x00>"))  # convert into '+'
23