def get_or_none(cls: Type[MODEL], *args, **kwargs) -> FirstQuerySet[MODEL]:
"""
Fetches a single record for a Model type using the provided filter parameters or None.
.. code-block:: python3
user = await User.get(username="******")
"""
return QuerySet(cls).get_or_none(*args, **kwargs)
def get(cls: Type[MODEL], *args, **kwargs) -> GetQuerySet[MODEL]:
"""
Fetches a single record for a Model type using the provided filter parameters.
.. code-block:: python3
user = await User.get(username="******")
:raises MultipleObjectsReturned: If provided search returned more than one object.
:raises DoesNotExist: If object can not be found.
"""
return QuerySet(cls).get(*args, **kwargs)
def __init__(self, base: QuerySet, raw_sql: str):
base._copy(self)
self.raw_sql = raw_sql
def raw(cls: Type[MODEL], raw_sql) -> RawQuerySet[MODEL]:
"""
Returns the complete QuerySet.
"""
return QuerySet(cls).raw(raw_sql)
def all(cls: Type[MODEL]) -> QuerySet[MODEL]:
"""
Returns the complete QuerySet.
"""
return QuerySet(cls)
def annotate(cls: Type[MODEL], *args, **kwargs) -> QuerySet[MODEL]:
return QuerySet(cls).annotate(*args, **kwargs)
def exclude(cls: Type[MODEL], *args, **kwargs) -> QuerySet[MODEL]:
"""
Generates a QuerySet with the exclude applied.
"""
return QuerySet(cls).exclude(*args, **kwargs)
def filter(cls: Type[MODEL], *args, **kwargs) -> QuerySet[MODEL]:
"""
Generates a QuerySet with the filter applied.
"""
return QuerySet(cls).filter(*args, **kwargs)
def first(cls: Type[MODEL]) -> FirstQuerySet[MODEL]:
"""
Generates a QuerySet that returns the first record.
"""
return QuerySet(cls).first()