def LoadSQLG():
import kjParser
print "unmarshalling"
infile = open(MARSHALFILE, "r")
SQLG = kjParser.UnMarshalGram(infile)
infile.close()
return SQLG
def unMarshalLispG():
import kjParser
infile = open(MARSHALLEDFILENAME, "r")
LispG = kjParser.UnMarshalGram(infile)
infile.close()
DeclareTerminals(LispG)
BindRules(LispG)
return LispG
def reloadSQLG(filename=MARSHALFILE): """does not bind any interpretation functions.""" import kjParser infile = open(filename, "rb") SQLG = kjParser.UnMarshalGram(infile) infile.close() DeclareTerminals(SQLG) return SQLG
def reloadrelalg(filename=MARSHALFILE):
import kjParser
filename = INSTALLDIR + "/" + filename
infile = open(filename, "rb")
SQLG = kjParser.UnMarshalGram(infile)
infile.close()
DeclareTerminals(SQLG)
BindRules(SQLG)
return SQLG
def unMarshalpygram():
global pyg
import kjParser
print "loading"
try:
infile = open(marshalfilename, "rb")
except IOError:
print marshalfilename, "not found, attempting creation"
pyg = GrammarBuild()
else:
pyg = kjParser.UnMarshalGram(infile)
infile.close()
pyg.DoParse = hackDoParse
# lexical override
pyg.LexD = pylexdict()
DeclareTerminals(pyg)
# BindRules(pyg)
if dotest:
print "self testing the grammar"
test(pyg)
return pyg
def GrammarBuild(self, load=1):
if load and os.path.exists(MARSHALLEDFILENAME):
import kjParser
infile = open(MARSHALLEDFILENAME, 'r')
self._grammar = kjParser.UnMarshalGram(infile)
infile.close()
self.DeclareTerminals()
else:
import kjParseBuild
self._grammar = kjParseBuild.NullCGrammar()
self._grammar.SetCaseSensitivity(0)
self._grammar.punct('=<>+*')
self._grammar.Nonterms("Equation Expression Operator ")
self._grammar.Nonterms("Term Variable Plus Times Constant ")
self.DeclareTerminals()
self._grammar.Declarerules(GRAMMARSTRING)
self._grammar.Compile()
outfile = open(MARSHALLEDFILENAME, "w")
self._grammar.MarshalDump(outfile)
outfile.close()
self.BindRules()
