def DefaultEngine():
"""
Create and return an instance of :class:`~.ExpressionEngine` (an
implementation of
:class:`zope.tal.interfaces.ITALExpressionCompiler`) with the
following expression types registered:
``string``
:class:`.StringExpr`
``python``
:class:`.PythonExpr`
``not``
:class:`.NotExpr`
``defer``
:class:`.DeferExpr`
``lazy``
:class:`.LazyExpr`
``modules``
:class:`.SimpleModuleImporter`
In addition, the default ``path`` expressions (``standard``, ``path``,
``exists`` and ``nocall``), all implemented by :class:`.PathExpr`, are
registered.
"""
e = ExpressionEngine()
reg = e.registerType
for pt in PathExpr._default_type_names:
reg(pt, PathExpr)
reg('string', StringExpr)
reg('python', PythonExpr)
reg('not', NotExpr)
reg('defer', DeferExpr)
reg('lazy', LazyExpr)
e.registerBaseName('modules', SimpleModuleImporter())
return e
def Engine():
e = ExpressionEngine()
reg = e.registerType
for pt in PathExpr._default_type_names:
reg(pt, PathExpr)
reg("string", StringExpr)
reg("python", PythonExpr)
reg("not", NotExpr)
reg("defer", DeferExpr)
e.registerBaseName("modules", SimpleModuleImporter())
return e
def Engine():
e = ExpressionEngine()
reg = e.registerType
for pt in PathExpr._default_type_names:
reg(pt, PathExpr)
reg('string', StringExpr)
reg('python', PythonExpr)
reg('not', NotExpr)
reg('defer', DeferExpr)
reg('lazy', LazyExpr)
e.registerBaseName('modules', SimpleModuleImporter())
return e
def Engine():
e = ExpressionEngine()
reg = e.registerType
for pt in PathExpr._default_type_names:
reg(pt, PathExpr)
reg('string', StringExpr)
reg('python', PythonExpr)
reg('not', NotExpr)
reg('defer', DeferExpr)
reg('lazy', LazyExpr)
e.registerBaseName('modules', SimpleModuleImporter())
return e
def __init__(self, *args, **kwargs):
self.target_language = None
if kwargs.has_key('target_language'):
self.target_language = kwargs['target_language']
kwargs.pop('target_language')
ExpressionEngine.__init__(self, *args, **kwargs)
def Engine():
"""Constructs the TALES engine."""
e = ExpressionEngine()
for name in PathExpr._default_type_names:
e.registerType(name, PathExpr)
e.registerType('string', StringExpr)
e.registerType('python', PythonExpr)
e.registerType('not', NotExpr)
e.registerType('defer', DeferExpr)
e.registerBaseName('modules', SimpleModuleImporter())
return e
def __init__(self):
ExpressionEngine.__init__(self)
self.namespaces = AdapterNamespaces()
def __init__(self):
ExpressionEngine.__init__(self)
self.namespaces = AdapterNamespaces()
def Engine():
e = ExpressionEngine()
for pt in PathExpr._default_type_names:
e.registerType(pt, PathExpr)
return e
def Engine():
"""Constructs the TALES engine."""
e = ExpressionEngine()
for name in PathExpr._default_type_names:
e.registerType(name, PathExpr)
e.registerType('string', StringExpr)
e.registerType('python', PythonExpr)
e.registerType('not', NotExpr)
e.registerType('defer', DeferExpr)
e.registerBaseName('modules', SimpleModuleImporter())
return e
def __init__(self, *args, **kwargs):
self.target_language = None
if kwargs.has_key('target_language'):
self.target_language = kwargs['target_language']
kwargs.pop('target_language')
ExpressionEngine.__init__(self, *args, **kwargs)
