old_contents: # Copyright 2019 The SQLFlow Authors. All rights reserved.
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  # http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from .base import BufferedDBWriter
  from odps import ODPS, tunnel
  
  class MaxComputeDBWriter(BufferedDBWriter):
      def __init__(self, conn, table_name, table_schema, buff_size):
          return super().__init__(conn, table_name, table_schema, buff_size)
  
      def flush(self):
          compress = tunnel.CompressOption.CompressAlgorithm.ODPS_ZLIB
          self.conn.write_table(self.table, self.rows, compress_option=compress)
          self.rows = []
  
new_contents: # Copyright 2019 The SQLFlow Authors. All rights reserved.
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  # http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from .base import BufferedDBWriter
  from odps import ODPS, tunnel
  
  class MaxComputeDBWriter(BufferedDBWriter):
      def __init__(self, conn, table_name, table_schema, buff_size):
          return super().__init__(conn, table_name, table_schema, buff_size)
  
      def flush(self):
          compress = tunnel.CompressOption.CompressAlgorithm.ODPS_ZLIB
          self.conn.write_table(self.table_name, self.rows, compress_option=compress)
          self.rows = []
  
subject: Fix maxcompute e2e test (#700)