largefiles: make caching largefiles message more explicit
In some cases, caching largefiles may take a long time (if the user has
pulled a lot of new heads). This patch makes it more clear what is happening,
by showing the number of heads we are caching largefiles for.
import sys
globalvars = {}
localvars = {}
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 += "\n" + l[4:]
c = compile(snippet, '<heredoc>', 'single')
try:
exec c in globalvars, localvars
except Exception, inst:
print repr(inst)