Personal Computer World 2009 February/PCWFEB09.iso/Software/Resources/Chat & Communication/Digsby build 37/digsby_setup.exe/lib/syck/loaders.pyo

Python Compiled Bytecode | 2008-10-13 | 14KB | 486 lines

# Source Generated with Decompyle++
# File: in.pyo (Python 2.5)

from __future__ import generators

try:
    import datetime
except ImportError:
    pass


try:
    Set = set
except:

    try:
        from sets import Set
    except ImportError:

        def Set(items):
            set = { }
            for items in items:
                set[items] = None

            return set



import _syck
import sys
import re
import warnings
__all__ = [
    'GenericLoader',
    'Loader',
    'parse',
    'load',
    'parse_documents',
    'load_documents',
    'NotUnicodeInputWarning']

class NotUnicodeInputWarning(UserWarning):
    pass


class GenericLoader(_syck.Parser):

    def load(self):
        node = self.parse()
        if self.eof:
            return None

        return self._convert(node, { })


    def _convert(self, node, node_to_object):
        if node in node_to_object:
            return node_to_object[node]

        value = None
        if node.kind == 'scalar':
            value = node.value
        elif node.kind == 'seq':
            value = []
            for item_node in node.value:
                value.append(self._convert(item_node, node_to_object))

        elif node.kind == 'map':
            value = { }
            for key_node in node.value:
                key_object = self._convert(key_node, node_to_object)
                value_object = self._convert(node.value[key_node], node_to_object)

                try:
                    if key_object in value:
                        value = None
                        break

                    value[key_object] = value_object
                continue
                except TypeError:
                    value = None
                    break
                    continue



            if value is None:
                value = []
                for key_node in node.value:
                    key_object = self._convert(key_node, node_to_object)
                    value_object = self._convert(node.value[key_node], node_to_object)

                value.append((key_object, value_object))


        node.value = value
        object = self.construct(node)
        node_to_object[node] = object
        return object


    def construct(self, node):
        return node.value



class Merge:
    pass


class Default:
    pass


class Loader(GenericLoader):
    inf_value = float('inf')
    nan_value = inf_value / inf_value
    timestamp_expr = re.compile('(?P<year>\\d\\d\\d\\d)-(?P<month>\\d\\d)-(?P<day>\\d\\d)(?:(?:[Tt]|[ \\t]+)(?P<hour>\\d\\d):(?P<minute>\\d\\d):(?P<second>\\d\\d)(?:\\.(?P<micro>\\d+)?)?[ \\t]*(?:Z|(?P<zhour>[+-]\\d\\d)(?::(?P<zminute>\\d\\d))?)?)?')
    merge_key = Merge()
    default_key = Default()
    non_ascii = []
    for i in range(256):
        ch = chr(i)
        if ch.isalnum():
            non_ascii.append(ch)
            continue
        non_ascii.append('_')

    non_ascii = ''.join(non_ascii)
    python_bools = {
        'True': True,
        'False': False }

    class python_class:
        pass


    def find_constructor(self, node):
        parts = []
        if node.tag:
            parts = node.tag.split(':')

        if parts:
            if parts[0] == 'tag':
                parts.pop(0)
                if parts:
                    if parts[0] == 'yaml.org,2002':
                        parts.pop(0)
                    elif parts[0] == 'python.yaml.org,2002':
                        parts[0] = 'python'


            elif parts[0] == 'x-private':
                parts[0] = 'private'


        parts = [ part.translate(self.non_ascii) for part in parts ]
        while parts:
            method = 'construct_' + '_'.join(parts)
            parts.pop()
            continue
            None if hasattr(self, method) else []


    def construct(self, node):
        if node.kind == 'map' and self.merge_key in node.value:
            self.merge_maps(node)

        constructor = self.find_constructor(node)
        if constructor:
            return constructor(node)
        else:
            return node.value


    def construct_null(self, node):
        pass


    def construct_bool_yes(self, node):
        return True


    def construct_bool_no(self, node):
        return False


    def construct_str(self, node):

        try:
            value = unicode(node.value, 'utf-8')
        except UnicodeDecodeError:
            warnings.warn('scalar value is not utf-8', NotUnicodeInputWarning)
            return node.value


        try:
            return value.encode('ascii')
        except UnicodeEncodeError:
            return value



    def construct_numeric_base60(self, num_type, node):
        digits = [ num_type(part) for part in node.value.split(':') ]
        digits.reverse()
        base = 1
        value = num_type(0)
        for digit in digits:
            value += digit * base
            base *= 60

        return value


    def construct_int(self, node):
        return int(node.value)


    def construct_int_hex(self, node):
        return int(node.value, 16)


    def construct_int_oct(self, node):
        return int(node.value, 8)


    def construct_int_base60(self, node):
        return self.construct_numeric_base60(int, node)


    def construct_float(self, node):
        return float(node.value)

    construct_float_fix = construct_float
    construct_float_exp = construct_float

    def construct_float_base60(self, node):
        return self.construct_numeric_base60(float, node)


    def construct_float_inf(self, node):
        return self.inf_value


    def construct_float_neginf(self, node):
        return -(self.inf_value)


    def construct_float_nan(self, node):
        return self.nan_value


    def construct_binary(self, node):
        return node.value.decode('base64')


    def construct_timestamp(self, node):
        match = self.timestamp_expr.match(node.value)
        values = match.groupdict()
        for key in values:
            if values[key]:
                values[key] = int(values[key])
                continue
            values[key] = 0

        micro = values['micro']
        if micro:
            while 10 * micro < 1000000:
                micro *= 10

        stamp = datetime.datetime(values['year'], values['month'], values['day'], values['hour'], values['minute'], values['second'], micro)
        diff = datetime.timedelta(hours = values['zhour'], minutes = values['zminute'])
        return stamp - diff

    construct_timestamp_ymd = construct_timestamp
    construct_timestamp_iso8601 = construct_timestamp
    construct_timestamp_spaced = construct_timestamp

    def construct_merge(self, node):
        return self.merge_key


    def construct_default(self, node):
        return self.default_key


    def merge_maps(self, node):
        maps = node.value[self.merge_key]
        del node.value[self.merge_key]
        if not isinstance(maps, list):
            maps = [
                maps]

        maps.reverse()
        maps.append(node.value.copy())
        for item in maps:
            node.value.update(item)



    def construct_omap(self, node):
        omap = []
        for mapping in node.value:
            for key in mapping:
                omap.append((key, mapping[key]))


        return omap


    def construct_pairs(self, node):
        pairs = []
        for mapping in node.value:
            for key in mapping:
                pairs.append((key, mapping[key]))


        return pairs


    def construct_set(self, node):
        return Set(node.value)


    def construct_python_none(self, node):
        pass


    def construct_python_bool(self, node):
        return self.python_bools[node.value]


    def construct_python_int(self, node):
        return int(node.value)


    def construct_python_long(self, node):
        return long(node.value)


    def construct_python_float(self, node):
        return float(node.value)


    def construct_python_complex(self, node):
        return complex(node.value)


    def construct_python_str(self, node):
        return str(node.value)


    def construct_python_unicode(self, node):
        return unicode(node.value, 'utf-8')


    def construct_python_list(self, node):
        return node.value


    def construct_python_tuple(self, node):
        return tuple(node.value)


    def construct_python_dict(self, node):
        return node.value


    def find_python_object(self, node):
        full_name = node.tag.split(':')[3]
        parts = full_name.split('.')
        object_name = parts.pop()
        module_name = '.'.join(parts)
        if not module_name:
            module_name = '__builtin__'
        else:
            __import__(module_name)
        return getattr(sys.modules[module_name], object_name)


    def find_python_state(self, node):
        if node.kind == 'seq':
            args = node.value
            kwds = { }
            state = { }
        else:
            args = node.value.get('args', [])
            kwds = node.value.get('kwds', { })
            state = node.value.get('state', { })
        return (args, kwds, state)


    def set_python_state(self, object, state):
        if hasattr(object, '__setstate__'):
            object.__setstate__(state)
        else:
            slotstate = { }
            if isinstance(state, tuple) and len(state) == 2:
                (state, slotstate) = state

            if hasattr(object, '__dict__'):
                object.__dict__.update(state)
            elif state:
                slotstate.update(state)

            for key, value in slotstate.items():
                setattr(object, key, value)



    def construct_python_name(self, node):
        return self.find_python_object(node)


    def construct_python_module(self, node):
        module_name = node.tag.split(':')[3]
        __import__(module_name)
        return sys.modules[module_name]


    def construct_python_object(self, node):
        cls = self.find_python_object(node)
        if type(cls) is type(self.python_class):
            if hasattr(cls, '__getnewargs__'):
                object = cls()
            else:
                object = self.python_class()
                object.__class__ = cls
        else:
            object = cls.__new__(cls)
        self.set_python_state(object, node.value)
        return object


    def construct_python_new(self, node):
        cls = self.find_python_object(node)
        (args, kwds, state) = self.find_python_state(node)
        if type(cls) is type(self.python_class):
            object = cls(*args, **kwds)
        else:
            object = cls.__new__(cls, *args, **kwds)
        self.set_python_state(object, state)
        return object


    def construct_python_apply(self, node):
        constructor = self.find_python_object(node)
        (args, kwds, state) = self.find_python_state(node)
        object = constructor(*args, **kwds)
        self.set_python_state(object, state)
        return object



def parse(source, Loader = Loader, **parameters):
    loader = Loader(source, **parameters)
    return loader.parse()


def load(source, Loader = Loader, **parameters):
    loader = Loader(source, **parameters)
    return loader.load()


def parse_documents(source, Loader = Loader, **parameters):
    loader = Loader(source, **parameters)
    while True:
        node = loader.parse()
        if loader.eof:
            break

        yield node


def load_documents(source, Loader = Loader, **parameters):
    loader = Loader(source, **parameters)
    while True:
        object = loader.load()
        if loader.eof:
            break

        yield object