new_contents: """Tests downloading and reading of the GO annotation file from NCBI Gene.
  
          python test_NCBI_Entrez_annotations.py
  """
  
  __copyright__ = "Copyright (C) 2016, DV Klopfenstein, H Tang. All rights reserved."
  __author__ = "DV Klopfenstein"
  
  import sys
  sys.path.insert(0, '..') # Use local version of goatools during test
  from goatools.associations import get_assoc_ncbi_taxids
  
  def test_ncbi_gene2go(log=sys.stdout):
      """Return GO associations to Entrez GeneIDs. Download if necessary."""
      # Get associations for human(9606), mouse(10090), and fly(7227)
      taxid2asscs = get_assoc_ncbi_taxids([9606, 10090, 7227])
      # Report findings
      for taxid, asscs in taxid2asscs.items():
          num_gene2gos = len(asscs['GeneID2GOs'])
          num_go2genes = len(asscs['GO2GeneIDs'])
          log.write("{N:>5} GOs and {M:>5} annotated GeneIDs for tax_id: {TAXID:>6}\n".format(
              TAXID=taxid, N=num_go2genes, M=num_gene2gos))
          # Basic check to ensure gene2go was downloaded and data was returned.
          assert num_gene2gos > 11000
          assert num_go2genes > 6000
  
  if __name__ == '__main__':
      test_ncbi_gene2go()
  
subject: Change case for pylint