# automatically generated by the FlatBuffers compiler, do not modify

# namespace: tflite

import flatbuffers
from flatbuffers.compat import import_numpy
np = import_numpy()

class SoftmaxOptions(object):
    __slots__ = ['_tab']

    @classmethod
    def GetRootAs(cls, buf, offset=0):
        n = flatbuffers.encode.Get(flatbuffers.packer.uoffset, buf, offset)
        x = SoftmaxOptions()
        x.Init(buf, n + offset)
        return x

    @classmethod
    def GetRootAsSoftmaxOptions(cls, buf, offset=0):
        """This method is deprecated. Please switch to GetRootAs."""
        return cls.GetRootAs(buf, offset)
    @classmethod
    def SoftmaxOptionsBufferHasIdentifier(cls, buf, offset, size_prefixed=False):
        return flatbuffers.util.BufferHasIdentifier(buf, offset, b"\x54\x46\x4C\x33", size_prefixed=size_prefixed)

    # SoftmaxOptions
    def Init(self, buf, pos):
        self._tab = flatbuffers.table.Table(buf, pos)

    # SoftmaxOptions
    def Beta(self):
        o = flatbuffers.number_types.UOffsetTFlags.py_type(self._tab.Offset(4))
        if o != 0:
            return self._tab.Get(flatbuffers.number_types.Float32Flags, o + self._tab.Pos)
        return 0.0

def SoftmaxOptionsStart(builder): builder.StartObject(1)
def Start(builder):
    return SoftmaxOptionsStart(builder)
def SoftmaxOptionsAddBeta(builder, beta): builder.PrependFloat32Slot(0, beta, 0.0)
def AddBeta(builder, beta):
    return SoftmaxOptionsAddBeta(builder, beta)
def SoftmaxOptionsEnd(builder): return builder.EndObject()
def End(builder):
    return SoftmaxOptionsEnd(builder)