text: import datetime
  from indra_db.client.principal.raw_statements import \
      get_raw_stmt_jsons_from_papers
  from indra_db.util import get_db
  from indra.statements import stmts_from_json
  from emmaa.statements import to_emmaa_stmts
  
  
  def read_db_ids_search_terms(id_search_terms, id_type):
      """Return extracted EmmaaStatements from INDRA database given an
      ID-search term dict.
  
      Parameters
      ----------
      id_search_terms : dict
          A dict representing a set of IDs pointing to search terms that
          produced them.
  
      Returns
      -------
      list[:py:class:`emmaa.model.EmmaaStatement`]
          A list of EmmaaStatements extracted from the given IDs.
      """
      ids = list(id_search_terms.keys())
      date = datetime.datetime.utcnow()
      db = get_db('primary')
      id_stmts = get_raw_stmt_jsons_from_papers(ids, id_type=id_type, db=db)
      estmts = []
      for _id, stmt_jsons in id_stmts.items():
          stmts = stmts_from_json(stmt_jsons)
          id_estmts = to_emmaa_stmts(
              stmts, date, id_search_terms[_id], {'internal': True})
          estmts += id_estmts
      return estmts
  
  
  def read_db_pmid_search_terms(pmid_search_terms):
      """Return extracted EmmaaStatements from INDRA database given a
      PMID-search term dict.
  
      Parameters
      ----------
      pmid_search_terms : dict
          A dict representing a set of PMIDs pointing to search terms that
          produced them.
  
      Returns
      -------
      list[:py:class:`emmaa.model.EmmaaStatement`]
          A list of EmmaaStatements extracted from the given PMIDs.
      """
      return read_db_ids_search_terms(pmid_search_terms, 'pmid')
  
  
  def read_db_doi_search_terms(doi_search_terms):
      """Return extracted EmmaaStatements from INDRA database given a
      DOI-search term dict.
  
      Parameters
      ----------
      doi_search_terms : dict
          A dict representing a set of DOIs pointing to search terms that
          produced them.
  
      Returns
      -------
      list[:py:class:`emmaa.model.EmmaaStatement`]
          A list of EmmaaStatements extracted from the given DOIs.
      """
      return read_db_ids_search_terms(doi_search_terms, 'doi')
  