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from psycopg.adapt import Dumper, Loader
from psycopg.postgres import adapters
class Inet(str):
def __repr__(self):
return '%s(%s)' % (self.__class__.__name__, self)
class Macaddr(Inet):
pass
class Macaddr8(Inet):
pass
class _MacaddrDumper(Dumper):
oid = adapters.types['macaddr'].oid
def dump(self, obj):
return str(obj).encode()
class _MacaddrLoader(Loader):
def load(self, data):
if isinstance(data, memoryview):
data = bytes(data)
return Macaddr(data.decode())
class _Macaddr8Dumper(Dumper):
oid = adapters.types['macaddr8'].oid
def dump(self, obj):
return str(obj).encode()
class _Macaddr8Loader(Loader):
def load(self, data):
if isinstance(data, memoryview):
data = bytes(data)
return Macaddr8(data.decode())
adapters.register_loader('macaddr', _MacaddrLoader)
adapters.register_loader('macaddr8', _Macaddr8Loader)
adapters.register_dumper(Macaddr, _MacaddrDumper)
adapters.register_dumper(Macaddr8, _Macaddr8Dumper)
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