FM / yaml

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

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

Name	Size	Mode	Actions
composer.py	4921	0644	edit dl rm
composer.pyc	4573	0644	edit dl rm
composer.pyo	4573	0644	edit dl rm
constructor.py	25145	0644	edit dl rm
constructor.pyc	22158	0644	edit dl rm
constructor.pyo	22158	0644	edit dl rm
cyaml.py	3290	0644	edit dl rm
cyaml.pyc	3814	0644	edit dl rm
cyaml.pyo	3814	0644	edit dl rm
dumper.py	2719	0644	edit dl rm
dumper.pyc	2567	0644	edit dl rm
dumper.pyo	2567	0644	edit dl rm
emitter.py	43298	0644	edit dl rm
emitter.pyc	32589	0644	edit dl rm
emitter.pyo	32589	0644	edit dl rm
error.py	2559	0644	edit dl rm
error.pyc	2996	0644	edit dl rm
error.pyo	2996	0644	edit dl rm
events.py	2445	0644	edit dl rm
events.pyc	4979	0644	edit dl rm
events.pyo	4979	0644	edit dl rm
loader.py	1132	0644	edit dl rm
loader.pyc	1890	0644	edit dl rm
loader.pyo	1890	0644	edit dl rm
nodes.py	1440	0644	edit dl rm
nodes.pyc	2186	0644	edit dl rm
nodes.pyo	2186	0644	edit dl rm
parser.py	25542	0644	edit dl rm
parser.pyc	14866	0644	edit dl rm
parser.pyo	14802	0644	edit dl rm
reader.py	6746	0644	edit dl rm
reader.pyc	5645	0644	edit dl rm
reader.pyo	5645	0644	edit dl rm
representer.py	17642	0644	edit dl rm
representer.pyc	14808	0644	edit dl rm
representer.pyo	14808	0644	edit dl rm
resolver.py	8972	0644	edit dl rm
resolver.pyc	6734	0644	edit dl rm
resolver.pyo	6734	0644	edit dl rm
scanner.py	52630	0644	edit dl rm
scanner.pyc	33572	0644	edit dl rm
scanner.pyo	33526	0644	edit dl rm
serializer.py	4171	0644	edit dl rm
serializer.pyc	4367	0644	edit dl rm
serializer.pyo	4367	0644	edit dl rm
tokens.py	2573	0644	edit dl rm
tokens.pyc	6528	0644	edit dl rm
tokens.pyo	6528	0644	edit dl rm
__init__.py	9776	0644	edit dl rm
__init__.pyc	11453	0644	edit dl rm
__init__.pyo	11453	0644	edit dl rm

Edit: /usr/lib64/python2.6/site-packages/yaml/resolver.py (8972B)

__all__ = ['BaseResolver', 'Resolver']

from error import *
from nodes import *

import re

class ResolverError(YAMLError):
    pass

class BaseResolver(object):

DEFAULT_SCALAR_TAG = u'tag:yaml.org,2002:str'
    DEFAULT_SEQUENCE_TAG = u'tag:yaml.org,2002:seq'
    DEFAULT_MAPPING_TAG = u'tag:yaml.org,2002:map'

yaml_implicit_resolvers = {}
    yaml_path_resolvers = {}

def __init__(self):
        self.resolver_exact_paths = []
        self.resolver_prefix_paths = []

def add_implicit_resolver(cls, tag, regexp, first):
        if not 'yaml_implicit_resolvers' in cls.__dict__:
            cls.yaml_implicit_resolvers = cls.yaml_implicit_resolvers.copy()
        if first is None:
            first = [None]
        for ch in first:
            cls.yaml_implicit_resolvers.setdefault(ch, []).append((tag, regexp))
    add_implicit_resolver = classmethod(add_implicit_resolver)

def add_path_resolver(cls, tag, path, kind=None):
        # Note: `add_path_resolver` is experimental.  The API could be changed.
        # `new_path` is a pattern that is matched against the path from the
        # root to the node that is being considered.  `node_path` elements are
        # tuples `(node_check, index_check)`.  `node_check` is a node class:
        # `ScalarNode`, `SequenceNode`, `MappingNode` or `None`.  `None`
        # matches any kind of a node.  `index_check` could be `None`, a boolean
        # value, a string value, or a number.  `None` and `False` match against
        # any _value_ of sequence and mapping nodes.  `True` matches against
        # any _key_ of a mapping node.  A string `index_check` matches against
        # a mapping value that corresponds to a scalar key which content is
        # equal to the `index_check` value.  An integer `index_check` matches
        # against a sequence value with the index equal to `index_check`.
        if not 'yaml_path_resolvers' in cls.__dict__:
            cls.yaml_path_resolvers = cls.yaml_path_resolvers.copy()
        new_path = []
        for element in path:
            if isinstance(element, (list, tuple)):
                if len(element) == 2:
                    node_check, index_check = element
                elif len(element) == 1:
                    node_check = element[0]
                    index_check = True
                else:
                    raise ResolverError("Invalid path element: %s" % element)
            else:
                node_check = None
                index_check = element
            if node_check is str:
                node_check = ScalarNode
            elif node_check is list:
                node_check = SequenceNode
            elif node_check is dict:
                node_check = MappingNode
            elif node_check not in [ScalarNode, SequenceNode, MappingNode]  \
                    and not isinstance(node_check, basestring)  \
                    and node_check is not None:
                raise ResolverError("Invalid node checker: %s" % node_check)
            if not isinstance(index_check, (basestring, int))   \
                    and index_check is not None:
                raise ResolverError("Invalid index checker: %s" % index_check)
            new_path.append((node_check, index_check))
        if kind is str:
            kind = ScalarNode
        elif kind is list:
            kind = SequenceNode
        elif kind is dict:
            kind = MappingNode
        elif kind not in [ScalarNode, SequenceNode, MappingNode]    \
                and kind is not None:
            raise ResolverError("Invalid node kind: %s" % kind)
        cls.yaml_path_resolvers[tuple(new_path), kind] = tag
    add_path_resolver = classmethod(add_path_resolver)

def descend_resolver(self, current_node, current_index):
        if not self.yaml_path_resolvers:
            return
        exact_paths = {}
        prefix_paths = []
        if current_node:
            depth = len(self.resolver_prefix_paths)
            for path, kind in self.resolver_prefix_paths[-1]:
                if self.check_resolver_prefix(depth, path, kind,
                        current_node, current_index):
                    if len(path) > depth:
                        prefix_paths.append((path, kind))
                    else:
                        exact_paths[kind] = self.yaml_path_resolvers[path, kind]
        else:
            for path, kind in self.yaml_path_resolvers:
                if not path:
                    exact_paths[kind] = self.yaml_path_resolvers[path, kind]
                else:
                    prefix_paths.append((path, kind))
        self.resolver_exact_paths.append(exact_paths)
        self.resolver_prefix_paths.append(prefix_paths)

def ascend_resolver(self):
        if not self.yaml_path_resolvers:
            return
        self.resolver_exact_paths.pop()
        self.resolver_prefix_paths.pop()

def check_resolver_prefix(self, depth, path, kind,
            current_node, current_index):
        node_check, index_check = path[depth-1]
        if isinstance(node_check, basestring):
            if current_node.tag != node_check:
                return
        elif node_check is not None:
            if not isinstance(current_node, node_check):
                return
        if index_check is True and current_index is not None:
            return
        if (index_check is False or index_check is None)    \
                and current_index is None:
            return
        if isinstance(index_check, basestring):
            if not (isinstance(current_index, ScalarNode)
                    and index_check == current_index.value):
                return
        elif isinstance(index_check, int) and not isinstance(index_check, bool):
            if index_check != current_index:
                return
        return True

def resolve(self, kind, value, implicit):
        if kind is ScalarNode and implicit[0]:
            if value == u'':
                resolvers = self.yaml_implicit_resolvers.get(u'', [])
            else:
                resolvers = self.yaml_implicit_resolvers.get(value[0], [])
            resolvers += self.yaml_implicit_resolvers.get(None, [])
            for tag, regexp in resolvers:
                if regexp.match(value):
                    return tag
            implicit = implicit[1]
        if self.yaml_path_resolvers:
            exact_paths = self.resolver_exact_paths[-1]
            if kind in exact_paths:
                return exact_paths[kind]
            if None in exact_paths:
                return exact_paths[None]
        if kind is ScalarNode:
            return self.DEFAULT_SCALAR_TAG
        elif kind is SequenceNode:
            return self.DEFAULT_SEQUENCE_TAG
        elif kind is MappingNode:
            return self.DEFAULT_MAPPING_TAG

class Resolver(BaseResolver):
    pass

Resolver.add_implicit_resolver(
        u'tag:yaml.org,2002:bool',
        re.compile(ur'''^(?:yes|Yes|YES|no|No|NO
                    |true|True|TRUE|false|False|FALSE
                    |on|On|ON|off|Off|OFF)$''', re.X),
        list(u'yYnNtTfFoO'))

Resolver.add_implicit_resolver(
        u'tag:yaml.org,2002:float',
        re.compile(ur'''^(?:[-+]?(?:[0-9][0-9_]*)\.[0-9_]*(?:[eE][-+][0-9]+)?
                    |\.[0-9_]+(?:[eE][-+][0-9]+)?
                    |[-+]?[0-9][0-9_]*(?::[0-5]?[0-9])+\.[0-9_]*
                    |[-+]?\.(?:inf|Inf|INF)
                    |\.(?:nan|NaN|NAN))$''', re.X),
        list(u'-+0123456789.'))

Resolver.add_implicit_resolver(
        u'tag:yaml.org,2002:int',
        re.compile(ur'''^(?:[-+]?0b[0-1_]+
                    |[-+]?0[0-7_]+
                    |[-+]?(?:0|[1-9][0-9_]*)
                    |[-+]?0x[0-9a-fA-F_]+
                    |[-+]?[1-9][0-9_]*(?::[0-5]?[0-9])+)$''', re.X),
        list(u'-+0123456789'))

Resolver.add_implicit_resolver(
        u'tag:yaml.org,2002:merge',
        re.compile(ur'^(?:<<)$'),
        [u'<'])

Resolver.add_implicit_resolver(
        u'tag:yaml.org,2002:null',
        re.compile(ur'''^(?: ~
                    |null|Null|NULL
                    | )$''', re.X),
        [u'~', u'n', u'N', u''])

Resolver.add_implicit_resolver(
        u'tag:yaml.org,2002:timestamp',
        re.compile(ur'''^(?:[0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]
                    |[0-9][0-9][0-9][0-9] -[0-9][0-9]? -[0-9][0-9]?
                     (?:[Tt]|[ \t]+)[0-9][0-9]?
                     :[0-9][0-9] :[0-9][0-9] (?:\.[0-9]*)?
                     (?:[ \t]*(?:Z|[-+][0-9][0-9]?(?::[0-9][0-9])?))?)$''', re.X),
        list(u'0123456789'))

Resolver.add_implicit_resolver(
        u'tag:yaml.org,2002:value',
        re.compile(ur'^(?:=)$'),
        [u'='])

# The following resolver is only for documentation purposes. It cannot work
# because plain scalars cannot start with '!', '&', or '*'.
Resolver.add_implicit_resolver(
        u'tag:yaml.org,2002:yaml',
        re.compile(ur'^(?:!|&|\*)$'),
        list(u'!&*'))

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