268     def __contains__(self, key):

   268     def __contains__(self, key):

   269         self._verifybranch(key)

   269         self._verifybranch(key)

   270         return key in self._entries

   270         return key in self._entries

   271 

   271 

   272     def iteritems(self):

   272     def iteritems(self):

   274             self._verifybranch(k)

   274             self._verifybranch(k)

   275             yield k, v

   275             yield k, v

   276 

   276 

   277     items = iteritems

   277     items = iteritems

   278 

   278 

   398         if not closed:

   398         if not closed:

   399             heads = list(self.iteropen(heads))

   399             heads = list(self.iteropen(heads))

   400         return heads

   400         return heads

   401 

   401 

   402     def iterbranches(self):

   402     def iterbranches(self):

   404             yield (bn, heads) + self._branchtip(heads)

   404             yield (bn, heads) + self._branchtip(heads)

   405 

   405 

   406     def iterheads(self):

   406     def iterheads(self):

   407         """returns all the heads"""

   407         """returns all the heads"""

   408         self._verifyall()

   408         self._verifyall()

   432             cachekey = [hex(self.tipnode), b'%d' % self.tiprev]

   432             cachekey = [hex(self.tipnode), b'%d' % self.tiprev]

   433             if self.filteredhash is not None:

   433             if self.filteredhash is not None:

   434                 cachekey.append(hex(self.filteredhash))

   434                 cachekey.append(hex(self.filteredhash))

   435             f.write(b" ".join(cachekey) + b'\n')

   435             f.write(b" ".join(cachekey) + b'\n')

   436             nodecount = 0

   436             nodecount = 0

   438                 label = encoding.fromlocal(label)

   438                 label = encoding.fromlocal(label)

   439                 for node in nodes:

   439                 for node in nodes:

   440                     nodecount += 1

   440                     nodecount += 1

   441                     if node in self._closednodes:

   441                     if node in self._closednodes:

   442                         state = b'c'

   442                         state = b'c'

   488         parentrevs = repo.unfiltered().changelog.parentrevs

   488         parentrevs = repo.unfiltered().changelog.parentrevs

   489 

   489 

   490         # Faster than using ctx.obsolete()

   490         # Faster than using ctx.obsolete()

   491         obsrevs = obsolete.getrevs(repo, b'obsolete')

   491         obsrevs = obsolete.getrevs(repo, b'obsolete')

   492 

   492 

   494             # For every branch, compute the new branchheads.

   494             # For every branch, compute the new branchheads.

   495             # A branchhead is a revision such that no descendant is on

   495             # A branchhead is a revision such that no descendant is on

   496             # the same branch.

   496             # the same branch.

   497             #

   497             #

   498             # The branchheads are computed iteratively in revision order.

   498             # The branchheads are computed iteratively in revision order.