Interleave list of addrinfo tuples by family.
(addrinfos, first_address_family_count=1)
| 157 | |
| 158 | |
| 159 | def _interleave_addrinfos(addrinfos, first_address_family_count=1): |
| 160 | """Interleave list of addrinfo tuples by family.""" |
| 161 | # Group addresses by family |
| 162 | addrinfos_by_family = collections.OrderedDict() |
| 163 | for addr in addrinfos: |
| 164 | family = addr[0] |
| 165 | if family not in addrinfos_by_family: |
| 166 | addrinfos_by_family[family] = [] |
| 167 | addrinfos_by_family[family].append(addr) |
| 168 | addrinfos_lists = list(addrinfos_by_family.values()) |
| 169 | |
| 170 | reordered = [] |
| 171 | if first_address_family_count > 1: |
| 172 | reordered.extend(addrinfos_lists[0][:first_address_family_count - 1]) |
| 173 | del addrinfos_lists[0][:first_address_family_count - 1] |
| 174 | reordered.extend( |
| 175 | a for a in itertools.chain.from_iterable( |
| 176 | itertools.zip_longest(*addrinfos_lists) |
| 177 | ) if a is not None) |
| 178 | return reordered |
| 179 | |
| 180 | |
| 181 | def _run_until_complete_cb(fut): |
no test coverage detected