1 files changed, 0 insertions, 41 deletions
diff --git a/tablib/packages/xlwt3/ExcelFormula.py b/tablib/packages/xlwt3/ExcelFormula.py
deleted file mode 100644
index f7cc771..0000000
--- a/tablib/packages/xlwt3/ExcelFormula.py
+++ /dev/null
@@ -1,41 +0,0 @@
-from . import ExcelFormulaParser, ExcelFormulaLexer
-import struct
-from .antlr import ANTLRException
-
-
-class Formula(object):
-    __slots__ = ["__s", "__parser", "__sheet_refs", "__xcall_refs"]
-
-
-    def __init__(self, s):
-        try:
-            self.__s = s
-            lexer = ExcelFormulaLexer.Lexer(s)
-            self.__parser = ExcelFormulaParser.Parser(lexer)
-            self.__parser.formula()
-            self.__sheet_refs = self.__parser.sheet_references
-            self.__xcall_refs = self.__parser.xcall_references
-        except ANTLRException as e:
-            # print e
-            raise ExcelFormulaParser.FormulaParseException("can't parse formula " + s)
-
-    def get_references(self):
-        return self.__sheet_refs, self.__xcall_refs
-
-    def patch_references(self, patches):
-        for offset, idx in patches:
-            self.__parser.rpn = self.__parser.rpn[:offset] + struct.pack('<H', idx) + self.__parser.rpn[offset+2:]
-
-    def text(self):
-        return self.__s
-
-    def rpn(self):
-        '''
-        Offset    Size    Contents
-        0         2       Size of the following formula data (sz)
-        2         sz      Formula data (RPN token array)
-        [2+sz]    var.    (optional) Additional data for specific tokens
-
-        '''
-        return struct.pack("<H", len(self.__parser.rpn)) + self.__parser.rpn
-