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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _generic_definefont_parser(self, obj):
 """A generic parser for several DefineFontX."""

        obj.FontID = unpack_ui16(self._src)

        bc = BitConsumer(self._src)
        obj.FontFlagsHasLayout = bc.u_get(1)
        obj.FontFlagsShiftJIS = bc.u_get(1)
        obj.FontFlagsSmallText = bc.u_get(1)
        obj.FontFlagsANSI = bc.u_get(1)
        obj.FontFlagsWideOffsets = bc.u_get(1)
        obj.FontFlagsWideCodes = bc.u_get(1)
        obj.FontFlagsItalic = bc.u_get(1)
        obj.FontFlagsBold = bc.u_get(1)

        obj.LanguageCode = self._get_struct_langcode()
        obj.FontNameLen = unpack_ui8(self._src)
        obj.FontName = "".join(chr(unpack_ui8(self._src))
                               for i in range(obj.FontNameLen))
        if obj.FontName[-1] == '\x00':  # most probably ends in null, clean it
            obj.FontName = obj.FontName[:-1]

        obj.NumGlyphs = num_glyphs = unpack_ui16(self._src)
        self._last_defined_glyphs_quantity = num_glyphs
        getter_wide = unpack_ui32 if obj.FontFlagsWideOffsets else unpack_ui16
        obj.OffsetTable = [getter_wide(self._src) for _ in range(num_glyphs)]
        obj.CodeTableOffset = getter_wide(self._src)
        obj.GlyphShapeTable = [self._get_struct_shape()
                               for _ in range(num_glyphs)]
        obj.CodeTable = [unpack_ui16(self._src) for _ in range(num_glyphs)]

        if obj.FontFlagsHasLayout:
            obj.FontAscent = unpack_ui16(self._src)
            obj.FontDecent = unpack_ui16(self._src)
            obj.FontLeading = unpack_ui16(self._src)
            obj.FontAdvanceTable = [unpack_si16(self._src)
                                    for _ in range(num_glyphs)]
            obj.FontBoundsTable = [self._get_struct_rect()
                                   for _ in range(num_glyphs)]
            obj.KerningCount = unpack_ui16(self._src)
            obj.FontKerningTable = [
                self._get_struct_kerningrecord(obj.FontFlagsWideCodes)
                for _ in range(obj.KerningCount)]