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# WARNING: do not modify this code, it is generated by expression.py.jinja2
import
sys
from
datetime
import
datetime
from
typing
import
(
TYPE_CHECKING
,
Any
,
Generic
,
Mapping
,
Sequence
,
Tuple
,
Type
,
TypeVar
,
Union
,
cast
,
overload
,
)
from
uuid
import
UUID
from
sqlalchemy
import
Column
from
sqlalchemy
.
orm
import
InstrumentedAttribute
from
sqlalchemy
.
sql
.
elements
import
ColumnClause
from
sqlalchemy
.
sql
.
expression
import
Select
as
_Select
_TSelect
=
TypeVar
(
"_TSelect"
)
# Workaround Generics incompatibility in Python 3.6
# Ref: https://github.com/python/typing/issues/449#issuecomment-316061322
if
sys
.
version_info
.
minor
>=
7
:
class
Select
(
_Select
,
Generic
[
_TSelect
]):
pass
# This is not comparable to sqlalchemy.sql.selectable.ScalarSelect, that has a different
# purpose. This is the same as a normal SQLAlchemy Select class where there's only one
# entity, so the result will be converted to a scalar by default. This way writing
# for loops on the results will feel natural.
class
SelectOfScalar
(
_Select
,
Generic
[
_TSelect
]):
pass
else
:
from
typing
import
GenericMeta
# type: ignore
class
GenericSelectMeta
(
GenericMeta
,
_Select
.
__class__
):
# type: ignore
pass
class
_Py36Select
(
_Select
,
Generic
[
_TSelect
],
metaclass
=
GenericSelectMeta
):
# type: ignore
pass
class
_Py36SelectOfScalar
(
_Select
,
Generic
[
_TSelect
],
metaclass
=
GenericSelectMeta
):
# type: ignore
pass
# Cast them for editors to work correctly, from several tricks tried, this works
# for both VS Code and PyCharm
Select
=
cast
(
"Select"
,
_Py36Select
)
# type: ignore
SelectOfScalar
=
cast
(
"SelectOfScalar"
,
_Py36SelectOfScalar
)
# type: ignore
if
TYPE_CHECKING
:
# pragma: no cover
from
..
main
import
SQLModel
# Generated TypeVars start
_TScalar_0
=
TypeVar
(
"_TScalar_0"
,
Column
,
Sequence
,
Mapping
,
UUID
,
datetime
,
float
,
int
,
bool
,
bytes
,
str
,
None
,
)
_TModel_0
=
TypeVar
(
"_TModel_0"
,
bound
=
"SQLModel"
)
_TScalar_1
=
TypeVar
(
"_TScalar_1"
,
Column
,
Sequence
,
Mapping
,
UUID
,
datetime
,
float
,
int
,
bool
,
bytes
,
str
,
None
,
)
_TModel_1
=
TypeVar
(
"_TModel_1"
,
bound
=
"SQLModel"
)
_TScalar_2
=
TypeVar
(
"_TScalar_2"
,
Column
,
Sequence
,
Mapping
,
UUID
,
datetime
,
float
,
int
,
bool
,
bytes
,
str
,
None
,
)
_TModel_2
=
TypeVar
(
"_TModel_2"
,
bound
=
"SQLModel"
)
_TScalar_3
=
TypeVar
(
"_TScalar_3"
,
Column
,
Sequence
,
Mapping
,
UUID
,
datetime
,
float
,
int
,
bool
,
bytes
,
str
,
None
,
)
_TModel_3
=
TypeVar
(
"_TModel_3"
,
bound
=
"SQLModel"
)
# Generated TypeVars end
@
overload
def
select
(
entity_0
:
_TScalar_0
,
**
kw
:
Any
)
->
SelectOfScalar
[
_TScalar_0
]:
# type: ignore
...
@
overload
def
select
(
entity_0
:
Type
[
_TModel_0
],
**
kw
:
Any
)
->
SelectOfScalar
[
_TModel_0
]:
# type: ignore
...
# Generated overloads start
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
_TScalar_1
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TScalar_1
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
Type
[
_TModel_1
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TModel_1
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
_TScalar_1
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TScalar_1
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
Type
[
_TModel_1
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TModel_1
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
_TScalar_1
,
entity_2
:
_TScalar_2
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TScalar_1
,
_TScalar_2
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
_TScalar_1
,
entity_2
:
Type
[
_TModel_2
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TScalar_1
,
_TModel_2
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
Type
[
_TModel_1
],
entity_2
:
_TScalar_2
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TModel_1
,
_TScalar_2
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
Type
[
_TModel_1
],
entity_2
:
Type
[
_TModel_2
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TModel_1
,
_TModel_2
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
_TScalar_1
,
entity_2
:
_TScalar_2
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TScalar_1
,
_TScalar_2
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
_TScalar_1
,
entity_2
:
Type
[
_TModel_2
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TScalar_1
,
_TModel_2
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
Type
[
_TModel_1
],
entity_2
:
_TScalar_2
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TModel_1
,
_TScalar_2
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
Type
[
_TModel_1
],
entity_2
:
Type
[
_TModel_2
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TModel_1
,
_TModel_2
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
_TScalar_1
,
entity_2
:
_TScalar_2
,
entity_3
:
_TScalar_3
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TScalar_1
,
_TScalar_2
,
_TScalar_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
_TScalar_1
,
entity_2
:
_TScalar_2
,
entity_3
:
Type
[
_TModel_3
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TScalar_1
,
_TScalar_2
,
_TModel_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
_TScalar_1
,
entity_2
:
Type
[
_TModel_2
],
entity_3
:
_TScalar_3
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TScalar_1
,
_TModel_2
,
_TScalar_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
_TScalar_1
,
entity_2
:
Type
[
_TModel_2
],
entity_3
:
Type
[
_TModel_3
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TScalar_1
,
_TModel_2
,
_TModel_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
Type
[
_TModel_1
],
entity_2
:
_TScalar_2
,
entity_3
:
_TScalar_3
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TModel_1
,
_TScalar_2
,
_TScalar_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
Type
[
_TModel_1
],
entity_2
:
_TScalar_2
,
entity_3
:
Type
[
_TModel_3
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TModel_1
,
_TScalar_2
,
_TModel_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
Type
[
_TModel_1
],
entity_2
:
Type
[
_TModel_2
],
entity_3
:
_TScalar_3
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TModel_1
,
_TModel_2
,
_TScalar_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
_TScalar_0
,
entity_1
:
Type
[
_TModel_1
],
entity_2
:
Type
[
_TModel_2
],
entity_3
:
Type
[
_TModel_3
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TScalar_0
,
_TModel_1
,
_TModel_2
,
_TModel_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
_TScalar_1
,
entity_2
:
_TScalar_2
,
entity_3
:
_TScalar_3
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TScalar_1
,
_TScalar_2
,
_TScalar_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
_TScalar_1
,
entity_2
:
_TScalar_2
,
entity_3
:
Type
[
_TModel_3
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TScalar_1
,
_TScalar_2
,
_TModel_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
_TScalar_1
,
entity_2
:
Type
[
_TModel_2
],
entity_3
:
_TScalar_3
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TScalar_1
,
_TModel_2
,
_TScalar_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
_TScalar_1
,
entity_2
:
Type
[
_TModel_2
],
entity_3
:
Type
[
_TModel_3
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TScalar_1
,
_TModel_2
,
_TModel_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
Type
[
_TModel_1
],
entity_2
:
_TScalar_2
,
entity_3
:
_TScalar_3
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TModel_1
,
_TScalar_2
,
_TScalar_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
Type
[
_TModel_1
],
entity_2
:
_TScalar_2
,
entity_3
:
Type
[
_TModel_3
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TModel_1
,
_TScalar_2
,
_TModel_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
Type
[
_TModel_1
],
entity_2
:
Type
[
_TModel_2
],
entity_3
:
_TScalar_3
,
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TModel_1
,
_TModel_2
,
_TScalar_3
]]:
...
@
overload
def
select
(
# type: ignore
entity_0
:
Type
[
_TModel_0
],
entity_1
:
Type
[
_TModel_1
],
entity_2
:
Type
[
_TModel_2
],
entity_3
:
Type
[
_TModel_3
],
**
kw
:
Any
,
)
->
Select
[
Tuple
[
_TModel_0
,
_TModel_1
,
_TModel_2
,
_TModel_3
]]:
...
# Generated overloads end
def
select
(
*
entities
:
Any
,
**
kw
:
Any
)
->
Union
[
Select
,
SelectOfScalar
]:
if
len
(
entities
)
==
1
:
return
SelectOfScalar
.
_create
(
*
entities
,
**
kw
)
# type: ignore
return
Select
.
_create
(
*
entities
,
**
kw
)
# type: ignore
# TODO: add several @overload from Python types to SQLAlchemy equivalents
def
col
(
column_expression
:
Any
)
->
ColumnClause
:
if
not
isinstance
(
column_expression
, (
ColumnClause
,
Column
,
InstrumentedAttribute
)):
raise
RuntimeError
(
f"Not a SQLAlchemy column:
{
column_expression
}
"
)
return
column_expression
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