<commit_before># Copyright 2014, Tresys Technology, LLC
#
# This file is part of SETools.
#
# SETools is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation, either version 2.1 of
# the License, or (at your option) any later version.
#
# SETools is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with SETools.  If not, see
# <http://www.gnu.org/licenses/>.
#
from . import qpol


class InvalidSymbol(Exception):

    """
    Exception for invalid symbols.  Typically this is attempting to
    look up an object in the policy, but it does not exist.
    """
    pass


class NoStatement(Exception):

    """
    Exception for objects that have no inherent statement, such
    as conditional expressions and MLS ranges.
    """
    pass


class SymbolUseError(Exception):

    """
    Exception for incorrectly using a symbol.  Typically this is
    for classes with strong similarities, but with slight variances in
    functionality, e.g. allow vs type_transition rules.
    """
    pass


class PolicySymbol(object):

    """This is a base class for all policy objects."""

    def __init__(self, policy, qpol_symbol):
        """
        Parameters:
        policy        The low-level policy object.
        qpol_symbol   The low-level policy symbol object.
        """

        assert qpol_symbol

        self.policy = policy
        self.qpol_symbol = qpol_symbol

    def __str__(self):
        return self.qpol_symbol.name(self.policy)

    def __hash__(self):
        try:
            return hash(self.qpol_symbol.name(self.policy))
        except:  # pragma: no cover
            return NotImplemented

    def __eq__(self, other):
        try:
            return (self.qpol_symbol.this == other.qpol_symbol.this)
        except AttributeError:
            return (str(self) == str(other))

    def __ne__(self, other):
        return not self == other

    def __lt__(self, other):
        """Comparison used by Python sorting functions."""
        return (str(self) < str(other))

    def __repr__(self):
        return "<{0.__class__.__name__}(<qpol_policy_t id={1}>,\"{0}\")>".format(
            self, id(self.policy))

    def statement(self):
        """
        A rendering of the policy statement.  This should be
        overridden by subclasses.
        """
        raise NotImplementedError
<commit_msg>symbol: change InvalidSymbol to inherit ValueError.<commit_after># Copyright 2014, Tresys Technology, LLC
#
# This file is part of SETools.
#
# SETools is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation, either version 2.1 of
# the License, or (at your option) any later version.
#
# SETools is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with SETools.  If not, see
# <http://www.gnu.org/licenses/>.
#
from . import qpol


class InvalidSymbol(ValueError):

    """
    Exception for invalid symbols.  Typically this is attempting to
    look up an object in the policy, but it does not exist.
    """
    pass


class NoStatement(Exception):

    """
    Exception for objects that have no inherent statement, such
    as conditional expressions and MLS ranges.
    """
    pass


class SymbolUseError(Exception):

    """
    Exception for incorrectly using a symbol.  Typically this is
    for classes with strong similarities, but with slight variances in
    functionality, e.g. allow vs type_transition rules.
    """
    pass


class PolicySymbol(object):

    """This is a base class for all policy objects."""

    def __init__(self, policy, qpol_symbol):
        """
        Parameters:
        policy        The low-level policy object.
        qpol_symbol   The low-level policy symbol object.
        """

        assert qpol_symbol

        self.policy = policy
        self.qpol_symbol = qpol_symbol

    def __str__(self):
        return self.qpol_symbol.name(self.policy)

    def __hash__(self):
        try:
            return hash(self.qpol_symbol.name(self.policy))
        except:  # pragma: no cover
            return NotImplemented

    def __eq__(self, other):
        try:
            return (self.qpol_symbol.this == other.qpol_symbol.this)
        except AttributeError:
            return (str(self) == str(other))

    def __ne__(self, other):
        return not self == other

    def __lt__(self, other):
        """Comparison used by Python sorting functions."""
        return (str(self) < str(other))

    def __repr__(self):
        return "<{0.__class__.__name__}(<qpol_policy_t id={1}>,\"{0}\")>".format(
            self, id(self.policy))

    def statement(self):
        """
        A rendering of the policy statement.  This should be
        overridden by subclasses.
        """
        raise NotImplementedError

{'fraction_non_alphanumeric': 0.08408298145768313, 'fraction_numerical': 0.003304571323664402, 'mean_word_length': 2.653923541247485, 'pattern_counts': {'":': 0, '<': 11, '<?xml version=': 0, '>': 9, 'https://': 0, 'lorem ipsum': 0, 'www.': 2, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '4092858', 'n_tokens_mistral': 1493, 'n_tokens_neox': 1435, 'n_words': 577}