def __init__(self, parserdir, daskeys, dassystems,
operators=None, specials=None, filters=None,
aggregators=None, mapreduces=None, verbose=0):
self.daskeys = daskeys
self.verbose = verbose
self.lexer = None # defined at run time using self.build()
self.parser = None # defined at run time using self.build()
self.dassystems = dassystems
self.parsertab_dir = parserdir
if not os.path.isdir(self.parsertab_dir):
msg = 'Directory %s does not exists' % self.parsertab_dir
raise Exception(msg)
# test if we have been given a list of desired operators/filters
# /aggregators, if not get the lists from das_ql
operators = operators if operators else das_operators()
filters = filters if filters else das_filters()
aggregators = aggregators if aggregators else das_aggregators()
mapreduces = mapreduces if mapreduces else das_mapreduces()
specials = specials if specials else das_special_keys()
# build a map of token->token.type which we can use in the
# enlarged VALUE rule
self.tokenmap = {}
for o in operators:
self.tokenmap[o] = 'OPERATOR'
for f in filters:
self.tokenmap[f] = 'FILTER'
for a in aggregators:
self.tokenmap[a] = 'AGGREGATOR'
for m in mapreduces:
self.tokenmap[m] = 'MAPREDUCE'
for s in specials:
self.tokenmap[s] = 'SPECIALKEY'
def __init__(self,
daskeys,
dassystems,
operators=None,
specials=None,
filters=None,
aggregators=None,
mapreduces=None,
verbose=0):
super(DASQueryParser, self).__init__()
self.daskeys = daskeys + ['queries', 'records']
self.verbose = verbose
self.dassystems = dassystems
# test if we have been given a list of desired operators/filters
# /aggregators, if not get the lists from das_ql
self.operators = operators if operators else das_operators()
self.filters = filters if filters else das_filters()
self.aggregators = aggregators if aggregators else das_aggregators()
self.mapreduces = mapreduces if mapreduces else das_mapreduces()
self.specials = specials if specials else das_special_keys()
if self.verbose:
print("operators", self.operators)
print('filters', self.filters)
print('mapreduces', self.mapreduces)
print('specials', self.specials)
self.daskeys += self.specials
def __init__(self, daskeys, dassystems,
operators=None, specials=None, filters=None,
aggregators=None, mapreduces=None, verbose=0):
super(DASQueryParser, self).__init__()
self.daskeys = daskeys + ['queries', 'records']
self.verbose = verbose
self.dassystems = dassystems
# test if we have been given a list of desired operators/filters
# /aggregators, if not get the lists from das_ql
self.operators = operators if operators else das_operators()
self.filters = filters if filters else das_filters()
self.aggregators = aggregators if aggregators else das_aggregators()
self.mapreduces = mapreduces if mapreduces else das_mapreduces()
self.specials = specials if specials else das_special_keys()
if self.verbose:
print("operators", self.operators)
print('filters', self.filters)
print('mapreduces', self.mapreduces)
print('specials', self.specials)
self.daskeys += self.specials
