1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
import argparse
import sys
from base58 import b58decode, b58decode_check, b58encode, b58encode_check
def main():
'''Base58 encode or decode FILE, or standard input, to standard output.'''
stdout = sys.stdout.buffer
parser = argparse.ArgumentParser(description=main.__doc__)
parser.add_argument(
'file',
metavar='FILE',
nargs='?',
type=argparse.FileType('r'),
default='-')
parser.add_argument(
'-d', '--decode',
action='store_true',
help='decode data')
parser.add_argument(
'-c', '--check',
action='store_true',
help='append a checksum before encoding')
args = parser.parse_args()
fun = {
(False, False): b58encode,
(False, True): b58encode_check,
(True, False): b58decode,
(True, True): b58decode_check
}[(args.decode, args.check)]
data = args.file.buffer.read()
try:
result = fun(data)
except Exception as e:
sys.exit(e)
stdout.write(result)
if __name__ == '__main__':
main()
|