new_contents: from enerdata.datetime import datetime
  from dateutil.relativedelta import relativedelta
  from enerdata.profiles.profile import *
  from enerdata.datetime.station import *
  
  
  with description('Downloading coefficients '):
      with it('it should not include the final month'):
          coeff = REEProfile.get_range(
              datetime(2018, 3, 24, 0, 0),
              datetime(2018, 5, 1, 0, 0) - relativedelta(days=1)
          )
          assert coeff[-1].hour.month == 5
subject: Add tests