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authorBrian Jarrett <celttechie@gmail.com>2014-07-20 12:44:40 -0400
committerMike Bayer <mike_mp@zzzcomputing.com>2014-07-20 12:44:40 -0400
commitcca03097f47f22783d42d1853faac6cf84607c5a (patch)
tree4fe1a63d03a2d88d1cf37e1167759dfaf84f4ce7 /lib/sqlalchemy/sql/operators.py
parent827329a0cca5351094a1a86b6b2be2b9182f0ae2 (diff)
downloadsqlalchemy-cca03097f47f22783d42d1853faac6cf84607c5a.tar.gz
- apply pep8 formatting to sqlalchemy/sql, sqlalchemy/util, sqlalchemy/dialects,
sqlalchemy/orm, sqlalchemy/event, sqlalchemy/testing
Diffstat (limited to 'lib/sqlalchemy/sql/operators.py')
-rw-r--r--lib/sqlalchemy/sql/operators.py34
1 files changed, 19 insertions, 15 deletions
diff --git a/lib/sqlalchemy/sql/operators.py b/lib/sqlalchemy/sql/operators.py
index 50293d239..945356328 100644
--- a/lib/sqlalchemy/sql/operators.py
+++ b/lib/sqlalchemy/sql/operators.py
@@ -16,7 +16,7 @@ from .. import util
from operator import (
and_, or_, inv, add, mul, sub, mod, truediv, lt, le, ne, gt, ge, eq, neg,
getitem, lshift, rshift
- )
+)
if util.py2k:
from operator import div
@@ -24,11 +24,11 @@ else:
div = truediv
-
class Operators(object):
"""Base of comparison and logical operators.
- Implements base methods :meth:`~sqlalchemy.sql.operators.Operators.operate` and
+ Implements base methods
+ :meth:`~sqlalchemy.sql.operators.Operators.operate` and
:meth:`~sqlalchemy.sql.operators.Operators.reverse_operate`, as well as
:meth:`~sqlalchemy.sql.operators.Operators.__and__`,
:meth:`~sqlalchemy.sql.operators.Operators.__or__`,
@@ -38,6 +38,7 @@ class Operators(object):
:class:`.ColumnOperators`.
"""
+
def __and__(self, other):
"""Implement the ``&`` operator.
@@ -136,13 +137,13 @@ class Operators(object):
.. versionadded:: 0.8 - added the 'precedence' argument.
:param is_comparison: if True, the operator will be considered as a
- "comparison" operator, that is which evaulates to a boolean true/false
- value, like ``==``, ``>``, etc. This flag should be set so that
- ORM relationships can establish that the operator is a comparison
- operator when used in a custom join condition.
+ "comparison" operator, that is which evaulates to a boolean
+ true/false value, like ``==``, ``>``, etc. This flag should be set
+ so that ORM relationships can establish that the operator is a
+ comparison operator when used in a custom join condition.
- .. versionadded:: 0.9.2 - added the :paramref:`.Operators.op.is_comparison`
- flag.
+ .. versionadded:: 0.9.2 - added the
+ :paramref:`.Operators.op.is_comparison` flag.
.. seealso::
@@ -422,8 +423,8 @@ class ColumnOperators(Operators):
def notin_(self, other):
"""implement the ``NOT IN`` operator.
- This is equivalent to using negation with :meth:`.ColumnOperators.in_`,
- i.e. ``~x.in_(y)``.
+ This is equivalent to using negation with
+ :meth:`.ColumnOperators.in_`, i.e. ``~x.in_(y)``.
.. versionadded:: 0.8
@@ -681,9 +682,11 @@ def exists():
def istrue(a):
raise NotImplementedError()
+
def isfalse(a):
raise NotImplementedError()
+
def is_(a, b):
return a.is_(b)
@@ -719,6 +722,7 @@ def notilike_op(a, b, escape=None):
def between_op(a, b, c, symmetric=False):
return a.between(b, c, symmetric=symmetric)
+
def notbetween_op(a, b, c, symmetric=False):
return a.notbetween(b, c, symmetric=symmetric)
@@ -803,7 +807,7 @@ def is_commutative(op):
def is_ordering_modifier(op):
return op in (asc_op, desc_op,
- nullsfirst_op, nullslast_op)
+ nullsfirst_op, nullslast_op)
_associative = _commutative.union([concat_op, and_, or_])
@@ -875,6 +879,6 @@ def is_precedent(operator, against):
return False
else:
return (_PRECEDENCE.get(operator,
- getattr(operator, 'precedence', _smallest)) <=
- _PRECEDENCE.get(against,
- getattr(against, 'precedence', _largest)))
+ getattr(operator, 'precedence', _smallest)) <=
+ _PRECEDENCE.get(against,
+ getattr(against, 'precedence', _largest)))