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import debian, re, os, textwrap
class SortedDict(dict):
__slots__ = '_list',
def __init__(self, entries = None):
super(SortedDict, self).__init__()
self._list = []
if entries is not None:
for key, value in entries:
self[key] = value
def __delitem__(self, key):
super(SortedDict, self).__delitem__(key)
self._list.remove(key)
def __setitem__(self, key, value):
super(SortedDict, self).__setitem__(key, value)
if key not in self._list:
self._list.append(key)
def iterkeys(self):
for i in iter(self._list):
yield i
def iteritems(self):
for i in iter(self._list):
yield (i, self[i])
def itervalues(self):
for i in iter(self._list):
yield self[i]
class Templates(dict):
def __init__(self, dirs = ["debian/templates"]):
self.dirs = dirs
def __getitem__(self, key):
try:
return super(Templates, self).__getitem__(key)
except KeyError: pass
value = self._read(key)
super(Templates, self).__setitem__(key, value)
return value
def __setitem__(self, key, value):
raise NotImplemented()
def _read(self, name):
prefix, id = name.split('.', 1)
for dir in self.dirs:
filename = "%s/%s.in" % (dir, name)
if os.path.exists(filename):
f = file(filename)
if prefix == 'control':
return self._read_control(f)
return f.read()
raise KeyError(name)
def _read_control(self, f):
entries = []
while True:
e = debian.Package()
last = None
lines = []
while True:
line = f.readline()
if not line:
break
line = line.strip('\n')
if not line:
break
if line[0] in ' \t':
if not last:
raise ValueError('Continuation line seen before first header')
lines.append(line.lstrip())
continue
if last:
e[last] = '\n'.join(lines)
i = line.find(':')
if i < 0:
raise ValueError("Not a header, not a continuation: ``%s''" % line)
last = line[:i]
lines = [line[i+1:].lstrip()]
if last:
e[last] = '\n'.join(lines)
if not e:
break
entries.append(e)
return entries
class TextWrapper(textwrap.TextWrapper):
wordsep_re = re.compile(
r'(\s+|' # any whitespace
r'(?<=[\w\!\"\'\&\.\,\?])-{2,}(?=\w))') # em-dash
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