Python sqlalchemy.orm.mapper.polymorphic_on() Examples
The following are 27
code examples of sqlalchemy.orm.mapper.polymorphic_on().
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Example #1
| Source File: util.py From jbox with MIT License | 6 votes |
|
def __init__(self, entity, mapper, selectable, name,
with_polymorphic_mappers, polymorphic_on,
_base_alias, _use_mapper_path, adapt_on_names):
self.entity = entity
self.mapper = mapper
self.selectable = selectable
self.name = name
self.with_polymorphic_mappers = with_polymorphic_mappers
self.polymorphic_on = polymorphic_on
self._base_alias = _base_alias or self
self._use_mapper_path = _use_mapper_path
self._adapter = sql_util.ColumnAdapter(
selectable, equivalents=mapper._equivalent_columns,
adapt_on_names=adapt_on_names, anonymize_labels=True)
self._adapt_on_names = adapt_on_names
self._target = mapper.class_
for poly in self.with_polymorphic_mappers:
if poly is not mapper:
setattr(self.entity, poly.class_.__name__,
AliasedClass(poly.class_, selectable, base_alias=self,
adapt_on_names=adapt_on_names,
use_mapper_path=_use_mapper_path))
Example #2
| Source File: util.py From moviegrabber with GNU General Public License v3.0 | 6 votes |
|
def __init__(self, entity, mapper, selectable, name,
with_polymorphic_mappers, polymorphic_on,
_base_alias, _use_mapper_path, adapt_on_names):
self.entity = entity
self.mapper = mapper
self.selectable = selectable
self.name = name
self.with_polymorphic_mappers = with_polymorphic_mappers
self.polymorphic_on = polymorphic_on
self._base_alias = _base_alias or self
self._use_mapper_path = _use_mapper_path
self._adapter = sql_util.ClauseAdapter(selectable,
equivalents=mapper._equivalent_columns,
adapt_on_names=adapt_on_names)
self._adapt_on_names = adapt_on_names
self._target = mapper.class_
for poly in self.with_polymorphic_mappers:
if poly is not mapper:
setattr(self.entity, poly.class_.__name__,
AliasedClass(poly.class_, selectable, base_alias=self,
adapt_on_names=adapt_on_names,
use_mapper_path=_use_mapper_path))
Example #3
| Source File: util.py From stdm with GNU General Public License v2.0 | 6 votes |
|
def __init__(self, entity, mapper, selectable, name,
with_polymorphic_mappers, polymorphic_on,
_base_alias, _use_mapper_path, adapt_on_names):
self.entity = entity
self.mapper = mapper
self.selectable = selectable
self.name = name
self.with_polymorphic_mappers = with_polymorphic_mappers
self.polymorphic_on = polymorphic_on
self._base_alias = _base_alias or self
self._use_mapper_path = _use_mapper_path
self._adapter = sql_util.ClauseAdapter(
selectable, equivalents=mapper._equivalent_columns,
adapt_on_names=adapt_on_names)
self._adapt_on_names = adapt_on_names
self._target = mapper.class_
for poly in self.with_polymorphic_mappers:
if poly is not mapper:
setattr(self.entity, poly.class_.__name__,
AliasedClass(poly.class_, selectable, base_alias=self,
adapt_on_names=adapt_on_names,
use_mapper_path=_use_mapper_path))
Example #4
| Source File: util.py From pyRevit with GNU General Public License v3.0 | 6 votes |
|
def __init__(self, entity, mapper, selectable, name,
with_polymorphic_mappers, polymorphic_on,
_base_alias, _use_mapper_path, adapt_on_names):
self.entity = entity
self.mapper = mapper
self.selectable = selectable
self.name = name
self.with_polymorphic_mappers = with_polymorphic_mappers
self.polymorphic_on = polymorphic_on
self._base_alias = _base_alias or self
self._use_mapper_path = _use_mapper_path
self._adapter = sql_util.ColumnAdapter(
selectable, equivalents=mapper._equivalent_columns,
adapt_on_names=adapt_on_names, anonymize_labels=True)
self._adapt_on_names = adapt_on_names
self._target = mapper.class_
for poly in self.with_polymorphic_mappers:
if poly is not mapper:
setattr(self.entity, poly.class_.__name__,
AliasedClass(poly.class_, selectable, base_alias=self,
adapt_on_names=adapt_on_names,
use_mapper_path=_use_mapper_path))
Example #5
| Source File: util.py From Fluid-Designer with GNU General Public License v3.0 | 6 votes |
|
def __init__(self, entity, mapper, selectable, name,
with_polymorphic_mappers, polymorphic_on,
_base_alias, _use_mapper_path, adapt_on_names):
self.entity = entity
self.mapper = mapper
self.selectable = selectable
self.name = name
self.with_polymorphic_mappers = with_polymorphic_mappers
self.polymorphic_on = polymorphic_on
self._base_alias = _base_alias or self
self._use_mapper_path = _use_mapper_path
self._adapter = sql_util.ColumnAdapter(
selectable, equivalents=mapper._equivalent_columns,
adapt_on_names=adapt_on_names, anonymize_labels=True)
self._adapt_on_names = adapt_on_names
self._target = mapper.class_
for poly in self.with_polymorphic_mappers:
if poly is not mapper:
setattr(self.entity, poly.class_.__name__,
AliasedClass(poly.class_, selectable, base_alias=self,
adapt_on_names=adapt_on_names,
use_mapper_path=_use_mapper_path))
Example #6
| Source File: util.py From sqlalchemy with MIT License | 5 votes |
|
def __init__(
self,
mapped_class_or_ac,
alias=None,
name=None,
flat=False,
adapt_on_names=False,
# TODO: None for default here?
with_polymorphic_mappers=(),
with_polymorphic_discriminator=None,
base_alias=None,
use_mapper_path=False,
represents_outer_join=False,
):
insp = inspection.inspect(mapped_class_or_ac)
mapper = insp.mapper
if alias is None:
alias = mapper._with_polymorphic_selectable._anonymous_fromclause(
name=name, flat=flat
)
self._aliased_insp = AliasedInsp(
self,
insp,
alias,
name,
with_polymorphic_mappers
if with_polymorphic_mappers
else mapper.with_polymorphic_mappers,
with_polymorphic_discriminator
if with_polymorphic_discriminator is not None
else mapper.polymorphic_on,
base_alias,
use_mapper_path,
adapt_on_names,
represents_outer_join,
)
self.__name__ = "AliasedClass_%s" % mapper.class_.__name__
Example #7
| Source File: util.py From android_universal with MIT License | 5 votes |
|
def __getstate__(self):
return {
'entity': self.entity,
'mapper': self.mapper,
'alias': self.selectable,
'name': self.name,
'adapt_on_names': self._adapt_on_names,
'with_polymorphic_mappers':
self.with_polymorphic_mappers,
'with_polymorphic_discriminator':
self.polymorphic_on,
'base_alias': self._base_alias,
'use_mapper_path': self._use_mapper_path,
'represents_outer_join': self.represents_outer_join
}
Example #8
| Source File: util.py From android_universal with MIT License | 5 votes |
|
def __init__(self, entity, mapper, selectable, name,
with_polymorphic_mappers, polymorphic_on,
_base_alias, _use_mapper_path, adapt_on_names,
represents_outer_join):
self.entity = entity
self.mapper = mapper
self.selectable = selectable
self.name = name
self.with_polymorphic_mappers = with_polymorphic_mappers
self.polymorphic_on = polymorphic_on
self._base_alias = _base_alias or self
self._use_mapper_path = _use_mapper_path
self.represents_outer_join = represents_outer_join
self._adapter = sql_util.ColumnAdapter(
selectable, equivalents=mapper._equivalent_columns,
adapt_on_names=adapt_on_names, anonymize_labels=True)
self._adapt_on_names = adapt_on_names
self._target = mapper.class_
for poly in self.with_polymorphic_mappers:
if poly is not mapper:
setattr(self.entity, poly.class_.__name__,
AliasedClass(poly.class_, selectable, base_alias=self,
adapt_on_names=adapt_on_names,
use_mapper_path=_use_mapper_path))
Example #9
| Source File: util.py From android_universal with MIT License | 5 votes |
|
def __init__(self, cls, alias=None,
name=None,
flat=False,
adapt_on_names=False,
# TODO: None for default here?
with_polymorphic_mappers=(),
with_polymorphic_discriminator=None,
base_alias=None,
use_mapper_path=False,
represents_outer_join=False):
mapper = _class_to_mapper(cls)
if alias is None:
alias = mapper._with_polymorphic_selectable.alias(
name=name, flat=flat)
self._aliased_insp = AliasedInsp(
self,
mapper,
alias,
name,
with_polymorphic_mappers
if with_polymorphic_mappers
else mapper.with_polymorphic_mappers,
with_polymorphic_discriminator
if with_polymorphic_discriminator is not None
else mapper.polymorphic_on,
base_alias,
use_mapper_path,
adapt_on_names,
represents_outer_join
)
self.__name__ = 'AliasedClass_%s' % mapper.class_.__name__
Example #10
| Source File: util.py From moviegrabber with GNU General Public License v3.0 | 5 votes |
|
def __getstate__(self):
return {
'entity': self.entity,
'mapper': self.mapper,
'alias': self.selectable,
'name': self.name,
'adapt_on_names': self._adapt_on_names,
'with_polymorphic_mappers':
self.with_polymorphic_mappers,
'with_polymorphic_discriminator':
self.polymorphic_on,
'base_alias': self._base_alias,
'use_mapper_path': self._use_mapper_path
}
Example #11
| Source File: util.py From jbox with MIT License | 5 votes |
|
def __init__(self, cls, alias=None,
name=None,
flat=False,
adapt_on_names=False,
# TODO: None for default here?
with_polymorphic_mappers=(),
with_polymorphic_discriminator=None,
base_alias=None,
use_mapper_path=False):
mapper = _class_to_mapper(cls)
if alias is None:
alias = mapper._with_polymorphic_selectable.alias(
name=name, flat=flat)
self._aliased_insp = AliasedInsp(
self,
mapper,
alias,
name,
with_polymorphic_mappers
if with_polymorphic_mappers
else mapper.with_polymorphic_mappers,
with_polymorphic_discriminator
if with_polymorphic_discriminator is not None
else mapper.polymorphic_on,
base_alias,
use_mapper_path,
adapt_on_names
)
self.__name__ = 'AliasedClass_%s' % mapper.class_.__name__
Example #12
| Source File: util.py From moviegrabber with GNU General Public License v3.0 | 5 votes |
|
def __init__(self, cls, alias=None,
name=None,
flat=False,
adapt_on_names=False,
# TODO: None for default here?
with_polymorphic_mappers=(),
with_polymorphic_discriminator=None,
base_alias=None,
use_mapper_path=False):
mapper = _class_to_mapper(cls)
if alias is None:
alias = mapper._with_polymorphic_selectable.alias(
name=name, flat=flat)
self._aliased_insp = AliasedInsp(
self,
mapper,
alias,
name,
with_polymorphic_mappers
if with_polymorphic_mappers
else mapper.with_polymorphic_mappers,
with_polymorphic_discriminator
if with_polymorphic_discriminator is not None
else mapper.polymorphic_on,
base_alias,
use_mapper_path,
adapt_on_names
)
self.__name__ = 'AliasedClass_%s' % mapper.class_.__name__
Example #13
| Source File: util.py From jarvis with GNU General Public License v2.0 | 5 votes |
|
def __getstate__(self):
return {
'entity': self.entity,
'mapper': self.mapper,
'alias': self.selectable,
'name': self.name,
'adapt_on_names': self._adapt_on_names,
'with_polymorphic_mappers':
self.with_polymorphic_mappers,
'with_polymorphic_discriminator':
self.polymorphic_on,
'base_alias': self._base_alias,
'use_mapper_path': self._use_mapper_path,
'represents_outer_join': self.represents_outer_join
}
Example #14
| Source File: util.py From jarvis with GNU General Public License v2.0 | 5 votes |
|
def __init__(self, entity, mapper, selectable, name,
with_polymorphic_mappers, polymorphic_on,
_base_alias, _use_mapper_path, adapt_on_names,
represents_outer_join):
self.entity = entity
self.mapper = mapper
self.selectable = selectable
self.name = name
self.with_polymorphic_mappers = with_polymorphic_mappers
self.polymorphic_on = polymorphic_on
self._base_alias = _base_alias or self
self._use_mapper_path = _use_mapper_path
self.represents_outer_join = represents_outer_join
self._adapter = sql_util.ColumnAdapter(
selectable, equivalents=mapper._equivalent_columns,
adapt_on_names=adapt_on_names, anonymize_labels=True)
self._adapt_on_names = adapt_on_names
self._target = mapper.class_
for poly in self.with_polymorphic_mappers:
if poly is not mapper:
setattr(self.entity, poly.class_.__name__,
AliasedClass(poly.class_, selectable, base_alias=self,
adapt_on_names=adapt_on_names,
use_mapper_path=_use_mapper_path))
Example #15
| Source File: util.py From jarvis with GNU General Public License v2.0 | 5 votes |
|
def __init__(self, cls, alias=None,
name=None,
flat=False,
adapt_on_names=False,
# TODO: None for default here?
with_polymorphic_mappers=(),
with_polymorphic_discriminator=None,
base_alias=None,
use_mapper_path=False,
represents_outer_join=False):
mapper = _class_to_mapper(cls)
if alias is None:
alias = mapper._with_polymorphic_selectable.alias(
name=name, flat=flat)
self._aliased_insp = AliasedInsp(
self,
mapper,
alias,
name,
with_polymorphic_mappers
if with_polymorphic_mappers
else mapper.with_polymorphic_mappers,
with_polymorphic_discriminator
if with_polymorphic_discriminator is not None
else mapper.polymorphic_on,
base_alias,
use_mapper_path,
adapt_on_names,
represents_outer_join
)
self.__name__ = 'AliasedClass_%s' % mapper.class_.__name__
Example #16
| Source File: util.py From sqlalchemy with MIT License | 5 votes |
|
def __getstate__(self):
return {
"entity": self.entity,
"mapper": self.mapper,
"alias": self.selectable,
"name": self.name,
"adapt_on_names": self._adapt_on_names,
"with_polymorphic_mappers": self.with_polymorphic_mappers,
"with_polymorphic_discriminator": self.polymorphic_on,
"base_alias": self._base_alias(),
"use_mapper_path": self._use_mapper_path,
"represents_outer_join": self.represents_outer_join,
}
Example #17
| Source File: util.py From stdm with GNU General Public License v2.0 | 5 votes |
|
def __getstate__(self):
return {
'entity': self.entity,
'mapper': self.mapper,
'alias': self.selectable,
'name': self.name,
'adapt_on_names': self._adapt_on_names,
'with_polymorphic_mappers':
self.with_polymorphic_mappers,
'with_polymorphic_discriminator':
self.polymorphic_on,
'base_alias': self._base_alias,
'use_mapper_path': self._use_mapper_path
}
Example #18
| Source File: util.py From jbox with MIT License | 5 votes |
|
def __getstate__(self):
return {
'entity': self.entity,
'mapper': self.mapper,
'alias': self.selectable,
'name': self.name,
'adapt_on_names': self._adapt_on_names,
'with_polymorphic_mappers':
self.with_polymorphic_mappers,
'with_polymorphic_discriminator':
self.polymorphic_on,
'base_alias': self._base_alias,
'use_mapper_path': self._use_mapper_path
}
Example #19
| Source File: util.py From stdm with GNU General Public License v2.0 | 5 votes |
|
def __init__(self, cls, alias=None,
name=None,
flat=False,
adapt_on_names=False,
# TODO: None for default here?
with_polymorphic_mappers=(),
with_polymorphic_discriminator=None,
base_alias=None,
use_mapper_path=False):
mapper = _class_to_mapper(cls)
if alias is None:
alias = mapper._with_polymorphic_selectable.alias(
name=name, flat=flat)
self._aliased_insp = AliasedInsp(
self,
mapper,
alias,
name,
with_polymorphic_mappers
if with_polymorphic_mappers
else mapper.with_polymorphic_mappers,
with_polymorphic_discriminator
if with_polymorphic_discriminator is not None
else mapper.polymorphic_on,
base_alias,
use_mapper_path,
adapt_on_names
)
self.__name__ = 'AliasedClass_%s' % mapper.class_.__name__
Example #20
| Source File: util.py From pyRevit with GNU General Public License v3.0 | 5 votes |
|
def __getstate__(self):
return {
'entity': self.entity,
'mapper': self.mapper,
'alias': self.selectable,
'name': self.name,
'adapt_on_names': self._adapt_on_names,
'with_polymorphic_mappers':
self.with_polymorphic_mappers,
'with_polymorphic_discriminator':
self.polymorphic_on,
'base_alias': self._base_alias,
'use_mapper_path': self._use_mapper_path
}
Example #21
| Source File: util.py From Fluid-Designer with GNU General Public License v3.0 | 5 votes |
|
def __init__(self, cls, alias=None,
name=None,
flat=False,
adapt_on_names=False,
# TODO: None for default here?
with_polymorphic_mappers=(),
with_polymorphic_discriminator=None,
base_alias=None,
use_mapper_path=False):
mapper = _class_to_mapper(cls)
if alias is None:
alias = mapper._with_polymorphic_selectable.alias(
name=name, flat=flat)
self._aliased_insp = AliasedInsp(
self,
mapper,
alias,
name,
with_polymorphic_mappers
if with_polymorphic_mappers
else mapper.with_polymorphic_mappers,
with_polymorphic_discriminator
if with_polymorphic_discriminator is not None
else mapper.polymorphic_on,
base_alias,
use_mapper_path,
adapt_on_names
)
self.__name__ = 'AliasedClass_%s' % mapper.class_.__name__
Example #22
| Source File: util.py From pyRevit with GNU General Public License v3.0 | 5 votes |
|
def __init__(self, cls, alias=None,
name=None,
flat=False,
adapt_on_names=False,
# TODO: None for default here?
with_polymorphic_mappers=(),
with_polymorphic_discriminator=None,
base_alias=None,
use_mapper_path=False):
mapper = _class_to_mapper(cls)
if alias is None:
alias = mapper._with_polymorphic_selectable.alias(
name=name, flat=flat)
self._aliased_insp = AliasedInsp(
self,
mapper,
alias,
name,
with_polymorphic_mappers
if with_polymorphic_mappers
else mapper.with_polymorphic_mappers,
with_polymorphic_discriminator
if with_polymorphic_discriminator is not None
else mapper.polymorphic_on,
base_alias,
use_mapper_path,
adapt_on_names
)
self.__name__ = 'AliasedClass_%s' % mapper.class_.__name__
Example #23
| Source File: util.py From planespotter with MIT License | 5 votes |
|
def __getstate__(self):
return {
'entity': self.entity,
'mapper': self.mapper,
'alias': self.selectable,
'name': self.name,
'adapt_on_names': self._adapt_on_names,
'with_polymorphic_mappers':
self.with_polymorphic_mappers,
'with_polymorphic_discriminator':
self.polymorphic_on,
'base_alias': self._base_alias,
'use_mapper_path': self._use_mapper_path,
'represents_outer_join': self.represents_outer_join
}
Example #24
| Source File: util.py From planespotter with MIT License | 5 votes |
|
def __init__(self, entity, mapper, selectable, name,
with_polymorphic_mappers, polymorphic_on,
_base_alias, _use_mapper_path, adapt_on_names,
represents_outer_join):
self.entity = entity
self.mapper = mapper
self.selectable = selectable
self.name = name
self.with_polymorphic_mappers = with_polymorphic_mappers
self.polymorphic_on = polymorphic_on
self._base_alias = _base_alias or self
self._use_mapper_path = _use_mapper_path
self.represents_outer_join = represents_outer_join
self._adapter = sql_util.ColumnAdapter(
selectable, equivalents=mapper._equivalent_columns,
adapt_on_names=adapt_on_names, anonymize_labels=True)
self._adapt_on_names = adapt_on_names
self._target = mapper.class_
for poly in self.with_polymorphic_mappers:
if poly is not mapper:
setattr(self.entity, poly.class_.__name__,
AliasedClass(poly.class_, selectable, base_alias=self,
adapt_on_names=adapt_on_names,
use_mapper_path=_use_mapper_path))
Example #25
| Source File: util.py From planespotter with MIT License | 5 votes |
|
def __init__(self, cls, alias=None,
name=None,
flat=False,
adapt_on_names=False,
# TODO: None for default here?
with_polymorphic_mappers=(),
with_polymorphic_discriminator=None,
base_alias=None,
use_mapper_path=False,
represents_outer_join=False):
mapper = _class_to_mapper(cls)
if alias is None:
alias = mapper._with_polymorphic_selectable.alias(
name=name, flat=flat)
self._aliased_insp = AliasedInsp(
self,
mapper,
alias,
name,
with_polymorphic_mappers
if with_polymorphic_mappers
else mapper.with_polymorphic_mappers,
with_polymorphic_discriminator
if with_polymorphic_discriminator is not None
else mapper.polymorphic_on,
base_alias,
use_mapper_path,
adapt_on_names,
represents_outer_join
)
self.__name__ = 'AliasedClass_%s' % mapper.class_.__name__
Example #26
| Source File: util.py From Fluid-Designer with GNU General Public License v3.0 | 5 votes |
|
def __getstate__(self):
return {
'entity': self.entity,
'mapper': self.mapper,
'alias': self.selectable,
'name': self.name,
'adapt_on_names': self._adapt_on_names,
'with_polymorphic_mappers':
self.with_polymorphic_mappers,
'with_polymorphic_discriminator':
self.polymorphic_on,
'base_alias': self._base_alias,
'use_mapper_path': self._use_mapper_path
}
Example #27
| Source File: util.py From sqlalchemy with MIT License | 4 votes |
|
def __init__(
self,
entity,
inspected,
selectable,
name,
with_polymorphic_mappers,
polymorphic_on,
_base_alias,
_use_mapper_path,
adapt_on_names,
represents_outer_join,
):
mapped_class_or_ac = inspected.entity
mapper = inspected.mapper
self._weak_entity = weakref.ref(entity)
self.mapper = mapper
self.selectable = (
self.persist_selectable
) = self.local_table = selectable
self.name = name
self.polymorphic_on = polymorphic_on
self._base_alias = weakref.ref(_base_alias or self)
self._use_mapper_path = _use_mapper_path
self.represents_outer_join = represents_outer_join
if with_polymorphic_mappers:
self._is_with_polymorphic = True
self.with_polymorphic_mappers = with_polymorphic_mappers
self._with_polymorphic_entities = []
for poly in self.with_polymorphic_mappers:
if poly is not mapper:
ent = AliasedClass(
poly.class_,
selectable,
base_alias=self,
adapt_on_names=adapt_on_names,
use_mapper_path=_use_mapper_path,
)
setattr(self.entity, poly.class_.__name__, ent)
self._with_polymorphic_entities.append(ent._aliased_insp)
else:
self._is_with_polymorphic = False
self.with_polymorphic_mappers = [mapper]
self._adapter = sql_util.ColumnAdapter(
selectable,
equivalents=mapper._equivalent_columns,
adapt_on_names=adapt_on_names,
anonymize_labels=True,
)
if inspected.is_aliased_class:
self._adapter = inspected._adapter.wrap(self._adapter)
self._adapt_on_names = adapt_on_names
self._target = mapped_class_or_ac
# self._target = mapper.class_ # mapped_class_or_ac
