old_contents: """
  Copyright [2009-2017] EMBL-European Bioinformatics Institute
  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 .accession import *
  from .chemical_component import *
  from .database import *
  from .database_stats import *
  from .go_terms import *
  from .modification import *
  from .reference import *
  from .reference_map import *
  from .release import *
  from .rfam import *
  from .rna import *
  from .rna_precomputed import *
  from .secondary_structure import *
  from .sequence_feature import *
  from .xref import *
  from .ensembl_assembly import *
  from .ensembl_karyotype import *
  from .protein_info import *
  from .related_sequences import *
  from .sequence_features import *
  from .sequence_regions import *
  from .sequence_exons import *
  from .taxonomy import *
  from .ensembl_compara import *
  
new_contents: """
  Copyright [2009-2017] EMBL-European Bioinformatics Institute
  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 .accession import *
  from .chemical_component import *
  from .database import *
  from .database_stats import *
  from .go_terms import *
  from .modification import *
  from .reference import *
  from .reference_map import *
  from .release import *
  from .rfam import *
  from .rna import *
  from .rna_precomputed import *
  from .secondary_structure import *
  from .sequence_feature import *
  from .xref import *
  from .ensembl_assembly import *
  from .ensembl_karyotype import *
  from .protein_info import *
  from .related_sequences import *
  from .sequence_regions import *
  from .sequence_exons import *
  from .taxonomy import *
  from .ensembl_compara import *
  
subject: Remove non-existent file import