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359e598a8b
Adds a code sample and a code walkthrough explaining how to build a service that issues Credentials (XLS-70) on the XRP Ledger. Credential issuer: Clarify/revise documents field Issue credentials code sample: fix bugs Apply suggestions from @oeggert review Co-authored-by: oeggert <117319296+oeggert@users.noreply.github.com> Credential Issuer: more edits for clarity
15 lines
451 B
Python
15 lines
451 B
Python
from binascii import unhexlify
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def decode_hex(s_hex):
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"""
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Try decoding a hex string as ASCII; return the decoded string on success,
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or the un-decoded string prefixed by '(BIN) ' on failure.
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"""
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try:
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s = unhexlify(s_hex).decode("ascii")
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# Could use utf-8 instead, but it has more edge cases.
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# Optionally, sanitize the string for display before returning
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except:
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s = "(BIN) "+s_hex
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return s
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