FM / jinja2

/usr/lib64/python2.6/site-packages/jinja2/

/usr/lib64/python2.6/site-packages/jinja2

Name	Size	Mode	Actions
bccache.py	11294	0644	edit dl rm
bccache.pyc	13477	0644	edit dl rm
bccache.pyo	13477	0644	edit dl rm
compiler.py	55923	0644	edit dl rm
compiler.pyc	50915	0644	edit dl rm
compiler.pyo	50845	0644	edit dl rm
constants.py	6229	0644	edit dl rm
constants.pyc	7697	0644	edit dl rm
constants.pyo	7697	0644	edit dl rm
debug.py	9927	0644	edit dl rm
debug.pyc	10166	0644	edit dl rm
debug.pyo	10094	0644	edit dl rm
defaults.py	1050	0644	edit dl rm
defaults.pyc	1614	0644	edit dl rm
defaults.pyo	1614	0644	edit dl rm
environment.py	34651	0644	edit dl rm
environment.pyc	34522	0644	edit dl rm
environment.pyo	34103	0644	edit dl rm
exceptions.py	3073	0644	edit dl rm
exceptions.pyc	4721	0644	edit dl rm
exceptions.pyo	4721	0644	edit dl rm
ext.py	18107	0644	edit dl rm
ext.pyc	17681	0644	edit dl rm
ext.pyo	17614	0644	edit dl rm
filters.py	21806	0644	edit dl rm
filters.pyc	24774	0644	edit dl rm
filters.pyo	24774	0644	edit dl rm
lexer.py	24664	0644	edit dl rm
lexer.pyc	20566	0644	edit dl rm
lexer.pyo	20397	0644	edit dl rm
loaders.py	11507	0644	edit dl rm
loaders.pyc	13218	0644	edit dl rm
loaders.pyo	13218	0644	edit dl rm
meta.py	2846	0644	edit dl rm
meta.pyc	3667	0644	edit dl rm
meta.pyo	3667	0644	edit dl rm
nodes.py	23464	0644	edit dl rm
nodes.pyc	38188	0644	edit dl rm
nodes.pyo	37693	0644	edit dl rm
optimizer.py	2302	0644	edit dl rm
optimizer.pyc	2873	0644	edit dl rm
optimizer.pyo	2873	0644	edit dl rm
parser.py	30676	0644	edit dl rm
parser.pyc	28852	0644	edit dl rm
parser.pyo	28852	0644	edit dl rm
runtime.py	17605	0644	edit dl rm
runtime.pyc	21447	0644	edit dl rm
runtime.pyo	21411	0644	edit dl rm
sandbox.py	9260	0644	edit dl rm
sandbox.pyc	9718	0644	edit dl rm
sandbox.pyo	9718	0644	edit dl rm
tests.py	3266	0644	edit dl rm
tests.pyc	4922	0644	edit dl rm
tests.pyo	4922	0644	edit dl rm
utils.py	24894	0644	edit dl rm
utils.pyc	31508	0644	edit dl rm
utils.pyo	31508	0644	edit dl rm
visitor.py	3316	0644	edit dl rm
visitor.pyc	3850	0644	edit dl rm
visitor.pyo	3850	0644	edit dl rm
_ipysupport.py	949	0644	edit dl rm
_ipysupport.pyc	1776	0644	edit dl rm
_ipysupport.pyo	1776	0644	edit dl rm
_speedups.so	8232	0755	edit dl rm
_stringdefs.py	404256	0644	edit dl rm
_stringdefs.pyc	208525	0644	edit dl rm
_stringdefs.pyo	208525	0644	edit dl rm
__init__.py	2195	0644	edit dl rm
__init__.pyc	2396	0644	edit dl rm
__init__.pyo	2396	0644	edit dl rm

Edit: /usr/lib64/python2.6/site-packages/jinja2/runtime.py (17605B)

# -*- coding: utf-8 -*-
"""
    jinja2.runtime
    ~~~~~~~~~~~~~~

Runtime helpers.

:copyright: (c) 2009 by the Jinja Team.
    :license: BSD.
"""
import sys
from itertools import chain, imap
from jinja2.utils import Markup, partial, soft_unicode, escape, missing, \
     concat, MethodType, FunctionType, internalcode, next
from jinja2.exceptions import UndefinedError, TemplateRuntimeError, \
     TemplateNotFound

# these variables are exported to the template runtime
__all__ = ['LoopContext', 'TemplateReference', 'Macro', 'Markup',
           'TemplateRuntimeError', 'missing', 'concat', 'escape',
           'markup_join', 'unicode_join', 'to_string',
           'TemplateNotFound']

#: the types we support for context functions
_context_function_types = (FunctionType, MethodType)

#: the name of the function that is used to convert something into
#: a string.  2to3 will adopt that automatically and the generated
#: code can take advantage of it.
to_string = unicode

def markup_join(seq):
    """Concatenation that escapes if necessary and converts to unicode."""
    buf = []
    iterator = imap(soft_unicode, seq)
    for arg in iterator:
        buf.append(arg)
        if hasattr(arg, '__html__'):
            return Markup(u'').join(chain(buf, iterator))
    return concat(buf)

def unicode_join(seq):
    """Simple args to unicode conversion and concatenation."""
    return concat(imap(unicode, seq))

def new_context(environment, template_name, blocks, vars=None,
                shared=None, globals=None, locals=None):
    """Internal helper to for context creation."""
    if vars is None:
        vars = {}
    if shared:
        parent = vars
    else:
        parent = dict(globals or (), **vars)
    if locals:
        # if the parent is shared a copy should be created because
        # we don't want to modify the dict passed
        if shared:
            parent = dict(parent)
        for key, value in locals.iteritems():
            if key[:2] == 'l_' and value is not missing:
                parent[key[2:]] = value
    return Context(environment, parent, template_name, blocks)

class TemplateReference(object):
    """The `self` in templates."""

def __init__(self, context):
        self.__context = context

def __getitem__(self, name):
        blocks = self.__context.blocks[name]
        wrap = self.__context.environment.autoescape and \
               Markup or (lambda x: x)
        return BlockReference(name, self.__context, blocks, 0)

def __repr__(self):
        return '<%s %r>' % (
            self.__class__.__name__,
            self.__context.name
        )

class Context(object):
    """The template context holds the variables of a template.  It stores the
    values passed to the template and also the names the template exports.
    Creating instances is neither supported nor useful as it's created
    automatically at various stages of the template evaluation and should not
    be created by hand.

The context is immutable.  Modifications on :attr:`parent` **must not**
    happen and modifications on :attr:`vars` are allowed from generated
    template code only.  Template filters and global functions marked as
    :func:`contextfunction`\s get the active context passed as first argument
    and are allowed to access the context read-only.

The template context supports read only dict operations (`get`,
    `keys`, `values`, `items`, `iterkeys`, `itervalues`, `iteritems`,
    `__getitem__`, `__contains__`).  Additionally there is a :meth:`resolve`
    method that doesn't fail with a `KeyError` but returns an
    :class:`Undefined` object for missing variables.
    """
    __slots__ = ('parent', 'vars', 'environment', 'exported_vars', 'name',
                 'blocks', '__weakref__')

def __init__(self, environment, parent, name, blocks):
        self.parent = parent
        self.vars = vars = {}
        self.environment = environment
        self.exported_vars = set()
        self.name = name

# create the initial mapping of blocks.  Whenever template inheritance
        # takes place the runtime will update this mapping with the new blocks
        # from the template.
        self.blocks = dict((k, [v]) for k, v in blocks.iteritems())

def super(self, name, current):
        """Render a parent block."""
        try:
            blocks = self.blocks[name]
            index = blocks.index(current) + 1
            blocks[index]
        except LookupError:
            return self.environment.undefined('there is no parent block '
                                              'called %r.' % name,
                                              name='super')
        return BlockReference(name, self, blocks, index)

def get(self, key, default=None):
        """Returns an item from the template context, if it doesn't exist
        `default` is returned.
        """
        try:
            return self[key]
        except KeyError:
            return default

def resolve(self, key):
        """Looks up a variable like `__getitem__` or `get` but returns an
        :class:`Undefined` object with the name of the name looked up.
        """
        if key in self.vars:
            return self.vars[key]
        if key in self.parent:
            return self.parent[key]
        return self.environment.undefined(name=key)

def get_exported(self):
        """Get a new dict with the exported variables."""
        return dict((k, self.vars[k]) for k in self.exported_vars)

def get_all(self):
        """Return a copy of the complete context as dict including the
        exported variables.
        """
        return dict(self.parent, **self.vars)

@internalcode
    def call(__self, __obj, *args, **kwargs):
        """Call the callable with the arguments and keyword arguments
        provided but inject the active context or environment as first
        argument if the callable is a :func:`contextfunction` or
        :func:`environmentfunction`.
        """
        if __debug__:
            __traceback_hide__ = True
        if isinstance(__obj, _context_function_types):
            if getattr(__obj, 'contextfunction', 0):
                args = (__self,) + args
            elif getattr(__obj, 'environmentfunction', 0):
                args = (__self.environment,) + args
        return __obj(*args, **kwargs)

def derived(self, locals=None):
        """Internal helper function to create a derived context."""
        context = new_context(self.environment, self.name, {},
                              self.parent, True, None, locals)
        context.blocks.update((k, list(v)) for k, v in self.blocks.iteritems())
        return context

def _all(meth):
        proxy = lambda self: getattr(self.get_all(), meth)()
        proxy.__doc__ = getattr(dict, meth).__doc__
        proxy.__name__ = meth
        return proxy

keys = _all('keys')
    values = _all('values')
    items = _all('items')

# not available on python 3
    if hasattr(dict, 'iterkeys'):
        iterkeys = _all('iterkeys')
        itervalues = _all('itervalues')
        iteritems = _all('iteritems')
    del _all

def __contains__(self, name):
        return name in self.vars or name in self.parent

def __getitem__(self, key):
        """Lookup a variable or raise `KeyError` if the variable is
        undefined.
        """
        item = self.resolve(key)
        if isinstance(item, Undefined):
            raise KeyError(key)
        return item

def __repr__(self):
        return '<%s %s of %r>' % (
            self.__class__.__name__,
            repr(self.get_all()),
            self.name
        )

# register the context as mapping if possible
try:
    from collections import Mapping
    Mapping.register(Context)
except ImportError:
    pass

class BlockReference(object):
    """One block on a template reference."""

def __init__(self, name, context, stack, depth):
        self.name = name
        self._context = context
        self._stack = stack
        self._depth = depth

@property
    def super(self):
        """Super the block."""
        if self._depth + 1 >= len(self._stack):
            return self._context.environment. \
                undefined('there is no parent block called %r.' %
                          self.name, name='super')
        return BlockReference(self.name, self._context, self._stack,
                              self._depth + 1)

@internalcode
    def __call__(self):
        rv = concat(self._stack[self._depth](self._context))
        if self._context.environment.autoescape:
            rv = Markup(rv)
        return rv

class LoopContext(object):
    """A loop context for dynamic iteration."""

def __init__(self, iterable, recurse=None):
        self._iterator = iter(iterable)
        self._recurse = recurse
        self.index0 = -1

# try to get the length of the iterable early.  This must be done
        # here because there are some broken iterators around where there
        # __len__ is the number of iterations left (i'm looking at your
        # listreverseiterator!).
        try:
            self._length = len(iterable)
        except (TypeError, AttributeError):
            self._length = None

def cycle(self, *args):
        """Cycles among the arguments with the current loop index."""
        if not args:
            raise TypeError('no items for cycling given')
        return args[self.index0 % len(args)]

first = property(lambda x: x.index0 == 0)
    last = property(lambda x: x.index0 + 1 == x.length)
    index = property(lambda x: x.index0 + 1)
    revindex = property(lambda x: x.length - x.index0)
    revindex0 = property(lambda x: x.length - x.index)

def __len__(self):
        return self.length

def __iter__(self):
        return LoopContextIterator(self)

@internalcode
    def loop(self, iterable):
        if self._recurse is None:
            raise TypeError('Tried to call non recursive loop.  Maybe you '
                            "forgot the 'recursive' modifier.")
        return self._recurse(iterable, self._recurse)

# a nifty trick to enhance the error message if someone tried to call
    # the the loop without or with too many arguments.
    __call__ = loop; del loop

@property
    def length(self):
        if self._length is None:
            # if was not possible to get the length of the iterator when
            # the loop context was created (ie: iterating over a generator)
            # we have to convert the iterable into a sequence and use the
            # length of that.
            iterable = tuple(self._iterator)
            self._iterator = iter(iterable)
            self._length = len(iterable) + self.index0 + 1
        return self._length

def __repr__(self):
        return '<%s %r/%r>' % (
            self.__class__.__name__,
            self.index,
            self.length
        )

class LoopContextIterator(object):
    """The iterator for a loop context."""
    __slots__ = ('context',)

def __init__(self, context):
        self.context = context

def __iter__(self):
        return self

def next(self):
        ctx = self.context
        ctx.index0 += 1
        return next(ctx._iterator), ctx

class Macro(object):
    """Wraps a macro."""

def __init__(self, environment, func, name, arguments, defaults,
                 catch_kwargs, catch_varargs, caller):
        self._environment = environment
        self._func = func
        self._argument_count = len(arguments)
        self.name = name
        self.arguments = arguments
        self.defaults = defaults
        self.catch_kwargs = catch_kwargs
        self.catch_varargs = catch_varargs
        self.caller = caller

@internalcode
    def __call__(self, *args, **kwargs):
        arguments = []
        for idx, name in enumerate(self.arguments):
            try:
                value = args[idx]
            except:
                try:
                    value = kwargs.pop(name)
                except:
                    try:
                        value = self.defaults[idx - self._argument_count]
                    except:
                        value = self._environment.undefined(
                            'parameter %r was not provided' % name, name=name)
            arguments.append(value)

# it's important that the order of these arguments does not change
        # if not also changed in the compiler's `function_scoping` method.
        # the order is caller, keyword arguments, positional arguments!
        if self.caller:
            caller = kwargs.pop('caller', None)
            if caller is None:
                caller = self._environment.undefined('No caller defined',
                                                     name='caller')
            arguments.append(caller)
        if self.catch_kwargs:
            arguments.append(kwargs)
        elif kwargs:
            raise TypeError('macro %r takes no keyword argument %r' %
                            (self.name, next(iter(kwargs))))
        if self.catch_varargs:
            arguments.append(args[self._argument_count:])
        elif len(args) > self._argument_count:
            raise TypeError('macro %r takes not more than %d argument(s)' %
                            (self.name, len(self.arguments)))
        return self._func(*arguments)

def __repr__(self):
        return '<%s %s>' % (
            self.__class__.__name__,
            self.name is None and 'anonymous' or repr(self.name)
        )

class Undefined(object):
    """The default undefined type.  This undefined type can be printed and
    iterated over, but every other access will raise an :exc:`UndefinedError`:

>>> foo = Undefined(name='foo')
    >>> str(foo)
    ''
    >>> not foo
    True
    >>> foo + 42
    Traceback (most recent call last):
      ...
    UndefinedError: 'foo' is undefined
    """
    __slots__ = ('_undefined_hint', '_undefined_obj', '_undefined_name',
                 '_undefined_exception')

def __init__(self, hint=None, obj=None, name=None, exc=UndefinedError):
        self._undefined_hint = hint
        self._undefined_obj = obj
        self._undefined_name = name
        self._undefined_exception = exc

@internalcode
    def _fail_with_undefined_error(self, *args, **kwargs):
        """Regular callback function for undefined objects that raises an
        `UndefinedError` on call.
        """
        if self._undefined_hint is None:
            if self._undefined_obj is None:
                hint = '%r is undefined' % self._undefined_name
            elif not isinstance(self._undefined_name, basestring):
                hint = '%r object has no element %r' % (
                    self._undefined_obj.__class__.__name__,
                    self._undefined_name
                )
            else:
                hint = '%r object has no attribute %r' % (
                    self._undefined_obj.__class__.__name__,
                    self._undefined_name
                )
        else:
            hint = self._undefined_hint
        raise self._undefined_exception(hint)

__add__ = __radd__ = __mul__ = __rmul__ = __div__ = __rdiv__ = \
    __truediv__ = __rtruediv__ = __floordiv__ = __rfloordiv__ = \
    __mod__ = __rmod__ = __pos__ = __neg__ = __call__ = \
    __getattr__ = __getitem__ = __lt__ = __le__ = __gt__ = __ge__ = \
    __int__ = __float__ = __complex__ = __pow__ = __rpow__ = \
        _fail_with_undefined_error

def __str__(self):
        return unicode(self).encode('utf-8')

def __unicode__(self):
        return u''

def __len__(self):
        return 0

def __iter__(self):
        if 0:
            yield None

def __nonzero__(self):
        return False

def __repr__(self):
        return 'Undefined'

class DebugUndefined(Undefined):
    """An undefined that returns the debug info when printed.

>>> foo = DebugUndefined(name='foo')
    >>> str(foo)
    '{{ foo }}'
    >>> not foo
    True
    >>> foo + 42
    Traceback (most recent call last):
      ...
    UndefinedError: 'foo' is undefined
    """
    __slots__ = ()

def __unicode__(self):
        if self._undefined_hint is None:
            if self._undefined_obj is None:
                return u'{{ %s }}' % self._undefined_name
            return '{{ no such element: %s[%r] }}' % (
                self._undefined_obj.__class__.__name__,
                self._undefined_name
            )
        return u'{{ undefined value printed: %s }}' % self._undefined_hint

class StrictUndefined(Undefined):
    """An undefined that barks on print and iteration as well as boolean
    tests and all kinds of comparisons.  In other words: you can do nothing
    with it except checking if it's defined using the `defined` test.

>>> foo = StrictUndefined(name='foo')
    >>> str(foo)
    Traceback (most recent call last):
      ...
    UndefinedError: 'foo' is undefined
    >>> not foo
    Traceback (most recent call last):
      ...
    UndefinedError: 'foo' is undefined
    >>> foo + 42
    Traceback (most recent call last):
      ...
    UndefinedError: 'foo' is undefined
    """
    __slots__ = ()
    __iter__ = __unicode__ = __len__ = __nonzero__ = __eq__ = __ne__ = \
        Undefined._fail_with_undefined_error

# remove remaining slots attributes, after the metaclass did the magic they
# are unneeded and irritating as they contain wrong data for the subclasses.
del Undefined.__slots__, DebugUndefined.__slots__, StrictUndefined.__slots__

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