# Source code for openpyxl.worksheet.errors

    #Autogenerated schema
    from openpyxl.descriptors.serialisable import Serialisable
    from openpyxl.descriptors import (
        Typed,
        String,
        Bool,
        Sequence,
    )
    from openpyxl.descriptors.excel import CellRange

    class Extension(Serialisable):

        tagname = "extension"

        uri = String(allow_none=True)

        def __init__(self,
                     uri=None,
                    ):
            self.uri = uri

    class ExtensionList(Serialisable):

        tagname = "extensionList"

        # uses element group EG_ExtensionList
        ext = Sequence(expected_type=Extension)

        __elements__ = ('ext',)

        def __init__(self,
                     ext=(),
                    ):
            self.ext = ext

    class IgnoredError(Serialisable):

        tagname = "ignoredError"

        sqref = CellRange
        evalError = Bool(allow_none=True)
        twoDigitTextYear = Bool(allow_none=True)
        numberStoredAsText = Bool(allow_none=True)
        formula = Bool(allow_none=True)
        formulaRange = Bool(allow_none=True)
        unlockedFormula = Bool(allow_none=True)
        emptyCellReference = Bool(allow_none=True)
        listDataValidation = Bool(allow_none=True)
        calculatedColumn = Bool(allow_none=True)

        def __init__(self,
                     sqref=None,
                     evalError=False,
                     twoDigitTextYear=False,
                     numberStoredAsText=False,
                     formula=False,
                     formulaRange=False,
                     unlockedFormula=False,
                     emptyCellReference=False,
                     listDataValidation=False,
                     calculatedColumn=False,
                    ):
            self.sqref = sqref
            self.evalError = evalError
            self.twoDigitTextYear = twoDigitTextYear
            self.numberStoredAsText = numberStoredAsText
            self.formula = formula
            self.formulaRange = formulaRange
            self.unlockedFormula = unlockedFormula
            self.emptyCellReference = emptyCellReference
            self.listDataValidation = listDataValidation
            self.calculatedColumn = calculatedColumn

    class IgnoredErrors(Serialisable):

        tagname = "ignoredErrors"

        ignoredError = Sequence(expected_type=IgnoredError)
        extLst = Typed(expected_type=ExtensionList, allow_none=True)

        __elements__ = ('ignoredError', 'extLst')

        def __init__(self,
                     ignoredError=(),
                     extLst=None,
                    ):
            self.ignoredError = ignoredError
            self.extLst = extLst