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refactor: replace remaining binascii method calls
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@ -19,7 +19,6 @@ Classes use __slots__ to ensure extraneous attributes aren't accidentally added
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by tests, compromising their intended effect.
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"""
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from base64 import b32decode, b32encode
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from codecs import encode
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import copy
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import hashlib
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from io import BytesIO
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@ -681,7 +680,7 @@ class CBlockHeader:
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r += struct.pack("<I", self.nBits)
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r += struct.pack("<I", self.nNonce)
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self.sha256 = uint256_from_str(hash256(r))
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self.hash = encode(hash256(r)[::-1], 'hex_codec').decode('ascii')
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self.hash = hash256(r)[::-1].hex()
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def rehash(self):
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self.sha256 = None
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