How to use the tablib.packages.xlwt.antlr.MismatchedCharException function in tablib

self.appendCharName(sb, self.foundChar)
        elif self.mismatchType == MismatchedCharException.NOT_CHAR:
            sb.append("expecting anything but '")
            self.appendCharName(sb, self.expecting)
            sb.append("'; got it anyway")
        elif self.mismatchType in [MismatchedCharException.RANGE, MismatchedCharException.NOT_RANGE]:
            sb.append("expecting char ")
            if self.mismatchType == MismatchedCharException.NOT_RANGE:
                sb.append("NOT ")
            sb.append("in range: ")
            appendCharName(sb, self.expecting)
            sb.append("..")
            appendCharName(sb, self.upper)
            sb.append(", found ")
            appendCharName(sb, self.foundChar)
        elif self.mismatchType in [MismatchedCharException.SET, MismatchedCharException.NOT_SET]:
            sb.append("expecting ")
            if self.mismatchType == MismatchedCharException.NOT_SET:
                sb.append("NOT ")
            sb.append("one of (")
            for i in range(len(self.set)):
                self.appendCharName(sb, self.set[i])
            sb.append("), found ")
            self.appendCharName(sb, self.foundChar)

        return str().join(sb).strip()

if args[3]:
                self.mismatchType = MismatchedCharException.NOT_RANGE
            else:
                self.mismatchType = MismatchedCharException.RANGE
            self.foundChar = args[0]
            self.expecting = args[1]
            self.upper = args[2]
            self.scanner = args[4]
            RecognitionException.__init__(self, "Mismatched char range",
                                          self.scanner.getFilename(),
                                          self.scanner.getLine(),
                                          self.scanner.getColumn())
        elif len(args) == 4 and is_string_type(args[1]):
            # Expected char / not char
            if args[2]:
                self.mismatchType = MismatchedCharException.NOT_CHAR
            else:
                self.mismatchType = MismatchedCharException.CHAR
            self.foundChar = args[0]
            self.expecting = args[1]
            self.scanner = args[3]
            RecognitionException.__init__(self, "Mismatched char",
                                          self.scanner.getFilename(),
                                          self.scanner.getLine(),
                                          self.scanner.getColumn())
        elif len(args) == 4 and isinstance(args[1], BitSet):
            # Expected BitSet / not BitSet
            if args[2]:
                self.mismatchType = MismatchedCharException.NOT_SET
            else:
                self.mismatchType = MismatchedCharException.SET
            self.foundChar = args[0]

if args[3]:
                self.mismatchType = MismatchedCharException.NOT_RANGE
            else:
                self.mismatchType = MismatchedCharException.RANGE
            self.foundChar = args[0]
            self.expecting = args[1]
            self.upper = args[2]
            self.scanner = args[4]
            RecognitionException.__init__(self, "Mismatched char range",
                                          self.scanner.getFilename(),
                                          self.scanner.getLine(),
                                          self.scanner.getColumn())
        elif len(args) == 4 and is_string_type(args[1]):
            # Expected char / not char
            if args[2]:
                self.mismatchType = MismatchedCharException.NOT_CHAR
            else:
                self.mismatchType = MismatchedCharException.CHAR
            self.foundChar = args[0]
            self.expecting = args[1]
            self.scanner = args[3]
            RecognitionException.__init__(self, "Mismatched char",
                                          self.scanner.getFilename(),
                                          self.scanner.getLine(),
                                          self.scanner.getColumn())
        elif len(args) == 4 and isinstance(args[1], BitSet):
            # Expected BitSet / not BitSet
            if args[2]:
                self.mismatchType = MismatchedCharException.NOT_SET
            else:
                self.mismatchType = MismatchedCharException.SET
            self.foundChar = args[0]

def __str__(self):
        sb = ['']
        sb.append(RecognitionException.__str__(self))

        if self.mismatchType == MismatchedCharException.CHAR:
            sb.append("expecting ")
            self.appendCharName(sb, self.expecting)
            sb.append(", found ")
            self.appendCharName(sb, self.foundChar)
        elif self.mismatchType == MismatchedCharException.NOT_CHAR:
            sb.append("expecting anything but '")
            self.appendCharName(sb, self.expecting)
            sb.append("'; got it anyway")
        elif self.mismatchType in [MismatchedCharException.RANGE, MismatchedCharException.NOT_RANGE]:
            sb.append("expecting char ")
            if self.mismatchType == MismatchedCharException.NOT_RANGE:
                sb.append("NOT ")
            sb.append("in range: ")
            appendCharName(sb, self.expecting)
            sb.append("..")
            appendCharName(sb, self.upper)

def matchNot(self,c) :
        if self.LA(1) != c:
            self.consume()
        else:
            raise MismatchedCharException(self.LA(1), c, True, self)

def _match_bitset(self,b) :
        if b.member(self.LA(1)):
            self.consume()
        else:
            raise MismatchedCharException(self.LA(1), b, False, self)

def __str__(self):
        sb = ['']
        sb.append(RecognitionException.__str__(self))

        if self.mismatchType == MismatchedCharException.CHAR:
            sb.append("expecting ")
            self.appendCharName(sb, self.expecting)
            sb.append(", found ")
            self.appendCharName(sb, self.foundChar)
        elif self.mismatchType == MismatchedCharException.NOT_CHAR:
            sb.append("expecting anything but '")
            self.appendCharName(sb, self.expecting)
            sb.append("'; got it anyway")
        elif self.mismatchType in [MismatchedCharException.RANGE, MismatchedCharException.NOT_RANGE]:
            sb.append("expecting char ")
            if self.mismatchType == MismatchedCharException.NOT_RANGE:
                sb.append("NOT ")
            sb.append("in range: ")
            appendCharName(sb, self.expecting)
            sb.append("..")
            appendCharName(sb, self.upper)
            sb.append(", found ")
            appendCharName(sb, self.foundChar)
        elif self.mismatchType in [MismatchedCharException.SET, MismatchedCharException.NOT_SET]:
            sb.append("expecting ")
            if self.mismatchType == MismatchedCharException.NOT_SET:
                sb.append("NOT ")
            sb.append("one of (")
            for i in range(len(self.set)):
                self.appendCharName(sb, self.set[i])
            sb.append("), found ")
            self.appendCharName(sb, self.foundChar)

self.appendCharName(sb, self.foundChar)
        elif self.mismatchType == MismatchedCharException.NOT_CHAR:
            sb.append("expecting anything but '")
            self.appendCharName(sb, self.expecting)
            sb.append("'; got it anyway")
        elif self.mismatchType in [MismatchedCharException.RANGE, MismatchedCharException.NOT_RANGE]:
            sb.append("expecting char ")
            if self.mismatchType == MismatchedCharException.NOT_RANGE:
                sb.append("NOT ")
            sb.append("in range: ")
            appendCharName(sb, self.expecting)
            sb.append("..")
            appendCharName(sb, self.upper)
            sb.append(", found ")
            appendCharName(sb, self.foundChar)
        elif self.mismatchType in [MismatchedCharException.SET, MismatchedCharException.NOT_SET]:
            sb.append("expecting ")
            if self.mismatchType == MismatchedCharException.NOT_SET:
                sb.append("NOT ")
            sb.append("one of (")
            for i in range(len(self.set)):
                self.appendCharName(sb, self.set[i])
            sb.append("), found ")
            self.appendCharName(sb, self.foundChar)

        return str().join(sb).strip()

def __str__(self):
        sb = ['']
        sb.append(RecognitionException.__str__(self))

        if self.mismatchType == MismatchedCharException.CHAR:
            sb.append("expecting ")
            self.appendCharName(sb, self.expecting)
            sb.append(", found ")
            self.appendCharName(sb, self.foundChar)
        elif self.mismatchType == MismatchedCharException.NOT_CHAR:
            sb.append("expecting anything but '")
            self.appendCharName(sb, self.expecting)
            sb.append("'; got it anyway")
        elif self.mismatchType in [MismatchedCharException.RANGE, MismatchedCharException.NOT_RANGE]:
            sb.append("expecting char ")
            if self.mismatchType == MismatchedCharException.NOT_RANGE:
                sb.append("NOT ")
            sb.append("in range: ")
            appendCharName(sb, self.expecting)
            sb.append("..")
            appendCharName(sb, self.upper)
            sb.append(", found ")
            appendCharName(sb, self.foundChar)
        elif self.mismatchType in [MismatchedCharException.SET, MismatchedCharException.NOT_SET]:
            sb.append("expecting ")
            if self.mismatchType == MismatchedCharException.NOT_SET:
                sb.append("NOT ")
            sb.append("one of (")
            for i in range(len(self.set)):
                self.appendCharName(sb, self.set[i])

def _match_string(self,s) :
        for c in s:
            if self.LA(1) == c:
                self.consume()
            else:
                raise MismatchedCharException(self.LA(1), c, False, self)