"""
Custom types for SQLAlchemy.
"""
-from typing import Callable, Any
+from typing import Callable, Any, cast
+import sys
import sqlalchemy as sa
-import sqlalchemy.types as types
+from sqlalchemy import types
-from nominatim.typing import SaColumn
+from nominatim.typing import SaColumn, SaBind
-class Geometry(types.UserDefinedType[Any]):
+#pylint: disable=all
+
+class Geometry(types.UserDefinedType): # type: ignore[type-arg]
""" Simplified type decorator for PostGIS geometry. This type
only supports geometries in 4326 projection.
"""
return f'GEOMETRY({self.subtype}, 4326)'
- def bind_processor(self, dialect: sa.Dialect) -> Callable[[Any], str]:
+ def bind_processor(self, dialect: 'sa.Dialect') -> Callable[[Any], str]:
def process(value: Any) -> str:
if isinstance(value, str):
- return 'SRID=4326;' + value
+ return value
- return 'SRID=4326;' + value.to_wkt()
+ return cast(str, value.to_wkt())
return process
- def result_processor(self, dialect: sa.Dialect, coltype: object) -> Callable[[Any], str]:
+ def result_processor(self, dialect: 'sa.Dialect', coltype: object) -> Callable[[Any], str]:
def process(value: Any) -> str:
assert isinstance(value, str)
return value
return process
- def bind_expression(self, bindvalue: sa.BindParameter[Any]) -> SaColumn:
- return sa.func.ST_GeomFromText(bindvalue, type_=self)
+ def bind_expression(self, bindvalue: SaBind) -> SaColumn:
+ return sa.func.ST_GeomFromText(bindvalue, sa.text('4326'), type_=self)
- class comparator_factory(types.UserDefinedType.Comparator):
+ class comparator_factory(types.UserDefinedType.Comparator): # type: ignore[type-arg]
- def intersects(self, other: SaColumn) -> SaColumn:
+ def intersects(self, other: SaColumn) -> 'sa.Operators':
return self.op('&&')(other)
def is_line_like(self) -> SaColumn:
def ST_Contains(self, other: SaColumn) -> SaColumn:
- return sa.func.ST_Contains(self, other, type_=sa.Float)
+ return sa.func.ST_Contains(self, other, type_=sa.Boolean)
+
+
+ def ST_CoveredBy(self, other: SaColumn) -> SaColumn:
+ return sa.func.ST_CoveredBy(self, other, type_=sa.Boolean)
def ST_ClosestPoint(self, other: SaColumn) -> SaColumn: