Source code for sqlalchemy_utils.types.ip_address

from ipaddress import ip_address

from sqlalchemy import types

from .scalar_coercible import ScalarCoercible

[docs]class IPAddressType(ScalarCoercible, types.TypeDecorator): """ Changes IPAddress objects to a string representation on the way in and changes them back to IPAddress objects on the way out. :: from sqlalchemy_utils import IPAddressType class User(Base): __tablename__ = 'user' id = sa.Column(sa.Integer, autoincrement=True) name = sa.Column(sa.Unicode(255)) ip_address = sa.Column(IPAddressType) user = User() user.ip_address = '' session.add(user) session.commit() user.ip_address # IPAddress object """ impl = types.Unicode(50) cache_ok = True def __init__(self, max_length=50, *args, **kwargs): super().__init__(*args, **kwargs) self.impl = types.Unicode(max_length) def process_bind_param(self, value, dialect): return str(value) if value else None def process_result_value(self, value, dialect): return ip_address(value) if value else None def _coerce(self, value): return ip_address(value) if value else None @property def python_type(self): return self.impl.type.python_type