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"""Support for DB API 2 type codes."""
from __future__ import annotations
__all__ = ['TypeCode']
class TypeCode(str):
"""Class representing the type_code used by the DB-API 2.0.
TypeCode objects are strings equal to the PostgreSQL type name,
but carry some additional information.
"""
oid: int
len: int
type: str
category: str
delim: str
relid: int
# noinspection PyShadowingBuiltins
@classmethod
def create(cls, oid: int, name: str, len: int, type: str, category: str,
delim: str, relid: int) -> TypeCode:
"""Create a type code for a PostgreSQL data type."""
self = cls(name)
self.oid = oid
self.len = len
self.type = type
self.category = category
self.delim = delim
self.relid = relid
return self
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