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| Direktori : /lib/calibre/polyglot/ |
| Current File : //lib/calibre/polyglot/binary.py |
#!/usr/bin/env python3
# vim:fileencoding=utf-8
# License: GPL v3 Copyright: 2019, Kovid Goyal <kovid at kovidgoyal.net>
from base64 import standard_b64decode, standard_b64encode
from binascii import hexlify, unhexlify
from polyglot.builtins import unicode_type
def as_base64_bytes(x, enc='utf-8'):
if isinstance(x, unicode_type):
x = x.encode(enc)
return standard_b64encode(x)
def as_base64_unicode(x, enc='utf-8'):
if isinstance(x, unicode_type):
x = x.encode(enc)
return standard_b64encode(x).decode('ascii')
def from_base64_unicode(x, enc='utf-8'):
if isinstance(x, unicode_type):
x = x.encode('ascii')
return standard_b64decode(x).decode(enc)
def from_base64_bytes(x):
if isinstance(x, unicode_type):
x = x.encode('ascii')
return standard_b64decode(x)
def as_hex_bytes(x, enc='utf-8'):
if isinstance(x, unicode_type):
x = x.encode(enc)
return hexlify(x)
def as_hex_unicode(x, enc='utf-8'):
if isinstance(x, unicode_type):
x = x.encode(enc)
return hexlify(x).decode('ascii')
def from_hex_unicode(x, enc='utf-8'):
if isinstance(x, unicode_type):
x = x.encode('ascii')
return unhexlify(x).decode(enc)
def from_hex_bytes(x):
if isinstance(x, unicode_type):
x = x.encode('ascii')
return unhexlify(x)