Python CQLGrammar示例

示例#1

文件： expression.py 项目： herrkrueger/patzilla

 def preconfigure(self):
     CQLGrammar.preconfigure(self)
     self.cmp_single = u':'.split()

示例#2

文件： serializer.py 项目： herrkrueger/patzilla

# -*- coding: utf-8 -*-
# (c) 2014-2016 Andreas Motl, Elmyra UG
import re
import types
import logging
import StringIO
from pyparsing import ParseResults
from patzilla.util.cql.pyparsing.parser import CQLGrammar
from patzilla.util.cql.pyparsing.util import walk_token_results, token_to_triple
from patzilla.util.cql.knowledge import indexes_publication_number
from patzilla.util.numbers.normalize import normalize_patent
from patzilla.util.data.convert import shrink_list

log = logging.getLogger(__name__)

grammar = CQLGrammar()

def parse_cql(cql):
    """
    Helper function for doctests
    """
    from . import CQL
    c = CQL(cql)
    return c.parse()

def tokens_to_cql(tokens):
    """
    Reproduce CQL query string from parsed tokens

    >>> tokens = parse_cql('foo=bar and baz=(qux or quux)')
    >>> tokens_to_cql(tokens)