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Code Issues Projects Releases Packages Wiki Activity Actions 8

bpo-30103: Allow Uuencode in Python using backtick as zero instead of space (#1326)

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Xiang Zhang 2017-05-03 11:16:21 +08:00 • committed by GitHub
parent 0360a9d015
commit 13f1f423fa
10 changed files with 137 additions and 67 deletions
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13
Lib/uu.py
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@ -26,8 +26,8 @@
"""Implementation of the UUencode and UUdecode functions.
encode(in_file, out_file [,name, mode])
decode(in_file [, out_file, mode])
encode(in_file, out_file [,name, mode], *, backtick=False)
decode(in_file [, out_file, mode, quiet])
"""
import binascii
@ -39,7 +39,7 @@ __all__ = ["Error", "encode", "decode"]
class Error(Exception):
pass
def encode(in_file, out_file, name=None, mode=None):
def encode(in_file, out_file, name=None, mode=None, *, backtick=False):
"""Uuencode file"""
#
# If in_file is a pathname open it and change defaults
@ -79,9 +79,12 @@ def encode(in_file, out_file, name=None, mode=None):
out_file.write(('begin %o %s\n' % ((mode & 0o777), name)).encode("ascii"))
data = in_file.read(45)
while len(data) > 0:
out_file.write(binascii.b2a_uu(data))
out_file.write(binascii.b2a_uu(data, backtick=backtick))
data = in_file.read(45)
out_file.write(b' \nend\n')
if backtick:
out_file.write(b'`\nend\n')
else:
out_file.write(b' \nend\n')
finally:
for f in opened_files:
f.close()