Index: src/third_party/pylib/simplejson/ordered_dict.py |
=================================================================== |
--- src/third_party/pylib/simplejson/ordered_dict.py (revision 9275) |
+++ src/third_party/pylib/simplejson/ordered_dict.py (working copy) |
@@ -1,119 +0,0 @@ |
-"""Drop-in replacement for collections.OrderedDict by Raymond Hettinger |
- |
-http://code.activestate.com/recipes/576693/ |
- |
-""" |
-from UserDict import DictMixin |
- |
-# Modified from original to support Python 2.4, see |
-# http://code.google.com/p/simplejson/issues/detail?id=53 |
-try: |
- all |
-except NameError: |
- def all(seq): |
- for elem in seq: |
- if not elem: |
- return False |
- return True |
- |
-class OrderedDict(dict, DictMixin): |
- |
- def __init__(self, *args, **kwds): |
- if len(args) > 1: |
- raise TypeError('expected at most 1 arguments, got %d' % len(args)) |
- try: |
- self.__end |
- except AttributeError: |
- self.clear() |
- self.update(*args, **kwds) |
- |
- def clear(self): |
- self.__end = end = [] |
- end += [None, end, end] # sentinel node for doubly linked list |
- self.__map = {} # key --> [key, prev, next] |
- dict.clear(self) |
- |
- def __setitem__(self, key, value): |
- if key not in self: |
- end = self.__end |
- curr = end[1] |
- curr[2] = end[1] = self.__map[key] = [key, curr, end] |
- dict.__setitem__(self, key, value) |
- |
- def __delitem__(self, key): |
- dict.__delitem__(self, key) |
- key, prev, next = self.__map.pop(key) |
- prev[2] = next |
- next[1] = prev |
- |
- def __iter__(self): |
- end = self.__end |
- curr = end[2] |
- while curr is not end: |
- yield curr[0] |
- curr = curr[2] |
- |
- def __reversed__(self): |
- end = self.__end |
- curr = end[1] |
- while curr is not end: |
- yield curr[0] |
- curr = curr[1] |
- |
- def popitem(self, last=True): |
- if not self: |
- raise KeyError('dictionary is empty') |
- # Modified from original to support Python 2.4, see |
- # http://code.google.com/p/simplejson/issues/detail?id=53 |
- if last: |
- key = reversed(self).next() |
- else: |
- key = iter(self).next() |
- value = self.pop(key) |
- return key, value |
- |
- def __reduce__(self): |
- items = [[k, self[k]] for k in self] |
- tmp = self.__map, self.__end |
- del self.__map, self.__end |
- inst_dict = vars(self).copy() |
- self.__map, self.__end = tmp |
- if inst_dict: |
- return (self.__class__, (items,), inst_dict) |
- return self.__class__, (items,) |
- |
- def keys(self): |
- return list(self) |
- |
- setdefault = DictMixin.setdefault |
- update = DictMixin.update |
- pop = DictMixin.pop |
- values = DictMixin.values |
- items = DictMixin.items |
- iterkeys = DictMixin.iterkeys |
- itervalues = DictMixin.itervalues |
- iteritems = DictMixin.iteritems |
- |
- def __repr__(self): |
- if not self: |
- return '%s()' % (self.__class__.__name__,) |
- return '%s(%r)' % (self.__class__.__name__, self.items()) |
- |
- def copy(self): |
- return self.__class__(self) |
- |
- @classmethod |
- def fromkeys(cls, iterable, value=None): |
- d = cls() |
- for key in iterable: |
- d[key] = value |
- return d |
- |
- def __eq__(self, other): |
- if isinstance(other, OrderedDict): |
- return len(self)==len(other) and \ |
- all(p==q for p, q in zip(self.items(), other.items())) |
- return dict.__eq__(self, other) |
- |
- def __ne__(self, other): |
- return not self == other |