text: # This is a generated file! Please edit source .ksy file and use kaitai-struct-compiler to rebuild
  
  from pkg_resources import parse_version
  import kaitaistruct
  from kaitaistruct import KaitaiStruct, KaitaiStream, BytesIO
  import collections
  
  
  if parse_version(kaitaistruct.__version__) < parse_version('0.9'):
      raise Exception("Incompatible Kaitai Struct Python API: 0.9 or later is required, but you have %s" % (kaitaistruct.__version__))
  
  from polyfile.kaitai.parsers import dos_datetime
  class Lzh(KaitaiStruct):
      """LHA (LHarc, LZH) is a file format used by a popular freeware
      eponymous archiver, created in 1988 by Haruyasu Yoshizaki. Over the
      years, many ports and implementations were developed, sporting many
      extensions to original 1988 LZH.
      
      File format is pretty simple and essentially consists of a stream of
      records.
      """
      SEQ_FIELDS = ["entries"]
      def __init__(self, _io, _parent=None, _root=None):
          self._io = _io
          self._parent = _parent
          self._root = _root if _root else self
          self._debug = collections.defaultdict(dict)
  
      def _read(self):
          self._debug['entries']['start'] = self._io.pos()
          self.entries = []
          i = 0
          while not self._io.is_eof():
              if not 'arr' in self._debug['entries']:
                  self._debug['entries']['arr'] = []
              self._debug['entries']['arr'].append({'start': self._io.pos()})
              _t_entries = Lzh.Record(self._io, self, self._root)
              _t_entries._read()
              self.entries.append(_t_entries)
              self._debug['entries']['arr'][len(self.entries) - 1]['end'] = self._io.pos()
              i += 1
  
          self._debug['entries']['end'] = self._io.pos()
  
      class Record(KaitaiStruct):
          SEQ_FIELDS = ["header_len", "file_record"]
          def __init__(self, _io, _parent=None, _root=None):
              self._io = _io
              self._parent = _parent
              self._root = _root if _root else self
              self._debug = collections.defaultdict(dict)
  
          def _read(self):
              self._debug['header_len']['start'] = self._io.pos()
              self.header_len = self._io.read_u1()
              self._debug['header_len']['end'] = self._io.pos()
              if self.header_len > 0:
                  self._debug['file_record']['start'] = self._io.pos()
                  self.file_record = Lzh.FileRecord(self._io, self, self._root)
                  self.file_record._read()
                  self._debug['file_record']['end'] = self._io.pos()
  
  
  
      class FileRecord(KaitaiStruct):
          SEQ_FIELDS = ["header", "file_uncompr_crc16", "body"]
          def __init__(self, _io, _parent=None, _root=None):
              self._io = _io
              self._parent = _parent
              self._root = _root if _root else self
              self._debug = collections.defaultdict(dict)
  
          def _read(self):
              self._debug['header']['start'] = self._io.pos()
              self._raw_header = self._io.read_bytes((self._parent.header_len - 1))
              _io__raw_header = KaitaiStream(BytesIO(self._raw_header))
              self.header = Lzh.Header(_io__raw_header, self, self._root)
              self.header._read()
              self._debug['header']['end'] = self._io.pos()
              if self.header.header1.lha_level == 0:
                  self._debug['file_uncompr_crc16']['start'] = self._io.pos()
                  self.file_uncompr_crc16 = self._io.read_u2le()
                  self._debug['file_uncompr_crc16']['end'] = self._io.pos()
  
              self._debug['body']['start'] = self._io.pos()
              self.body = self._io.read_bytes(self.header.header1.file_size_compr)
              self._debug['body']['end'] = self._io.pos()
  
  
      class Header(KaitaiStruct):
          SEQ_FIELDS = ["header1", "filename_len", "filename", "file_uncompr_crc16", "os", "ext_header_size"]
          def __init__(self, _io, _parent=None, _root=None):
              self._io = _io
              self._parent = _parent
              self._root = _root if _root else self
              self._debug = collections.defaultdict(dict)
  
          def _read(self):
              self._debug['header1']['start'] = self._io.pos()
              self.header1 = Lzh.Header1(self._io, self, self._root)
              self.header1._read()
              self._debug['header1']['end'] = self._io.pos()
              if self.header1.lha_level == 0:
                  self._debug['filename_len']['start'] = self._io.pos()
                  self.filename_len = self._io.read_u1()
                  self._debug['filename_len']['end'] = self._io.pos()
  
              if self.header1.lha_level == 0:
                  self._debug['filename']['start'] = self._io.pos()
                  self.filename = (self._io.read_bytes(self.filename_len)).decode(u"ASCII")
                  self._debug['filename']['end'] = self._io.pos()
  
              if self.header1.lha_level == 2:
                  self._debug['file_uncompr_crc16']['start'] = self._io.pos()
                  self.file_uncompr_crc16 = self._io.read_u2le()
                  self._debug['file_uncompr_crc16']['end'] = self._io.pos()
  
              if self.header1.lha_level == 2:
                  self._debug['os']['start'] = self._io.pos()
                  self.os = self._io.read_u1()
                  self._debug['os']['end'] = self._io.pos()
  
              if self.header1.lha_level == 2:
                  self._debug['ext_header_size']['start'] = self._io.pos()
                  self.ext_header_size = self._io.read_u2le()
                  self._debug['ext_header_size']['end'] = self._io.pos()
  
  
  
      class Header1(KaitaiStruct):
          SEQ_FIELDS = ["header_checksum", "method_id", "file_size_compr", "file_size_uncompr", "file_timestamp", "attr", "lha_level"]
          def __init__(self, _io, _parent=None, _root=None):
              self._io = _io
              self._parent = _parent
              self._root = _root if _root else self
              self._debug = collections.defaultdict(dict)
  
          def _read(self):
              self._debug['header_checksum']['start'] = self._io.pos()
              self.header_checksum = self._io.read_u1()
              self._debug['header_checksum']['end'] = self._io.pos()
              self._debug['method_id']['start'] = self._io.pos()
              self.method_id = (self._io.read_bytes(5)).decode(u"ASCII")
              self._debug['method_id']['end'] = self._io.pos()
              self._debug['file_size_compr']['start'] = self._io.pos()
              self.file_size_compr = self._io.read_u4le()
              self._debug['file_size_compr']['end'] = self._io.pos()
              self._debug['file_size_uncompr']['start'] = self._io.pos()
              self.file_size_uncompr = self._io.read_u4le()
              self._debug['file_size_uncompr']['end'] = self._io.pos()
              self._debug['file_timestamp']['start'] = self._io.pos()
              self._raw_file_timestamp = self._io.read_bytes(4)
              _io__raw_file_timestamp = KaitaiStream(BytesIO(self._raw_file_timestamp))
              self.file_timestamp = dos_datetime.DosDatetime(_io__raw_file_timestamp)
              self.file_timestamp._read()
              self._debug['file_timestamp']['end'] = self._io.pos()
              self._debug['attr']['start'] = self._io.pos()
              self.attr = self._io.read_u1()
              self._debug['attr']['end'] = self._io.pos()
              self._debug['lha_level']['start'] = self._io.pos()
              self.lha_level = self._io.read_u1()
              self._debug['lha_level']['end'] = self._io.pos()
  
  
  
  