histedit: binascii.unhexlify (aka node.bin) throws new exception type on py3
Lucky for us, the exception type exists on 2.7, so we can include it
in the except block without any extra work.
Differential Revision: https://phab.mercurial-scm.org/D2244
from __future__ import absolute_import, print_function
import sys
globalvars = {}
lines = sys.stdin.readlines()
while lines:
l = lines.pop(0)
if l.startswith('SALT'):
print(l[:-1])
elif l.startswith('>>> '):
snippet = l[4:]
while lines and lines[0].startswith('... '):
l = lines.pop(0)
snippet += l[4:]
c = compile(snippet, '<heredoc>', 'single')
try:
exec(c, globalvars)
except Exception as inst:
print(repr(inst))