new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  """
  Utilities for interacting with edgar forms.
  """
  
  # import os
  # import re
  import logging
  
  from . import localstore
  from . import forms
  # from . import plaintext
  # from .htmlparse import RE_HTML_TAGS, convert_html_to_text, html_ent_re_sub
  # from .. import exceptions as EX
  
  __logger = logging.getLogger(__name__)
  
  def get_headers(cik, accession, file_date):
      orig_fname = localstore.get_filing_path(cik, accession)
      with open(orig_fname) as fh:
          orig_txt = fh.read(10000)
  
      keep_hdrs = 'filing-date fiscal-year-end form-type period fyend fyear quarter'.split()
      hdrs = {k:forms.get_header(orig_txt, k) for k in keep_hdrs}
  
      for k in keep_hdrs:
          if hdrs[k] == '':
              pass
  #             print("We failed to find {}".format(k))
  
      tmp = hdrs.get('filing-date', None)
      try:
          hdrs['fdate'] = dt.datetime(int(tmp[:4]), int(tmp[4:6]), int(tmp[-2:]))
      except ValueError:
          hdrs['fdate'] = file_date
  
      tmp = hdrs.get('period', None)
      try:
          hdrs['pdate'] = dt.datetime(int(tmp[:4]), int(tmp[4:6]), int(tmp[-2:]))
      except ValueError:
          pass
  
      tmp = hdrs.get('fiscal-year-end', None)
      try:
          hdrs['fyend'] = dt.datetime(hdrs.get('pdate', file_date-dt.timedelta(90)).year,
                                      int(tmp[:2]), int(tmp[-2:]))
  
          if hdrs['fyend'] > hdrs.get('pdate', file_date-dt.timedelta(90)):
              hdrs['fyend'] = dt.datetime(hdrs['fyend'].year - 1,
                                          hdrs['fyend'].month,
                                          hdrs['fyend'].day)
      except ValueError:
          pass
  
      try:
          hdrs['quarter'] = round((hdrs.get('pdate', file_date-dt.timedelta(90)) -
                                   hdrs['fyend']).days/90)
          hdrs['fyear'] = hdrs['fyend'].year
      except TypeError:
          pass
  
      hdrs['cik'] = cik
      hdrs['accession'] = forms.get_header(orig_txt, 'accession-number')
  
      return hdrs
  
subject: Add custom date and period to form 10