from typing import Any, Optional

from django.contrib.postgres import lookups
from django.db import models

class RangeField(models.Field):
    empty_strings_allowed: bool = ...
    base_field: Any = ...
    def __init__(self, *args: Any, **kwargs: Any) -> None: ...
    @property
    def model(self): ...
    @model.setter
    def model(self, model: Any) -> None: ...
    def get_prep_value(self, value: Any): ...
    def to_python(self, value: Any): ...
    def set_attributes_from_name(self, name: str) -> None: ...
    def value_to_string(self, obj: Any): ...
    def formfield(self, **kwargs: Any): ...

class IntegerRangeField(RangeField):
    base_field: Any = ...
    range_type: Any = ...
    form_field: Any = ...
    def db_type(self, connection: Any): ...

class BigIntegerRangeField(RangeField):
    base_field: Any = ...
    range_type: Any = ...
    form_field: Any = ...
    def db_type(self, connection: Any): ...

class FloatRangeField(RangeField):
    base_field: Any = ...
    range_type: Any = ...
    form_field: Any = ...
    def db_type(self, connection: Any): ...

class DateTimeRangeField(RangeField):
    base_field: Any = ...
    range_type: Any = ...
    form_field: Any = ...
    def db_type(self, connection: Any): ...

class DateRangeField(RangeField):
    base_field: Any = ...
    range_type: Any = ...
    form_field: Any = ...
    def db_type(self, connection: Any): ...

class DateTimeRangeContains(models.Lookup):
    lookup_name: str = ...
    rhs: Any = ...
    def process_rhs(self, compiler: Any, connection: Any): ...
    def as_sql(self, compiler: Any, connection: Any): ...

class RangeContainedBy(models.Lookup):
    lookup_name: str = ...
    type_mapping: Any = ...
    def as_sql(self, qn: Any, connection: Any): ...
    def get_prep_lookup(self): ...

class FullyLessThan(lookups.PostgresSimpleLookup):
    lookup_name: str = ...
    operator: str = ...

class FullGreaterThan(lookups.PostgresSimpleLookup):
    lookup_name: str = ...
    operator: str = ...

class NotLessThan(lookups.PostgresSimpleLookup):
    lookup_name: str = ...
    operator: str = ...

class NotGreaterThan(lookups.PostgresSimpleLookup):
    lookup_name: str = ...
    operator: str = ...

class AdjacentToLookup(lookups.PostgresSimpleLookup):
    lookup_name: str = ...
    operator: str = ...

class RangeStartsWith(models.Transform):
    lookup_name: str = ...
    function: str = ...
    @property
    def output_field(self): ...

class RangeEndsWith(models.Transform):
    lookup_name: str = ...
    function: str = ...
    @property
    def output_field(self): ...

class IsEmpty(models.Transform):
    lookup_name: str = ...
    function: str = ...
    output_field: Any = ...