new_contents: # -*- coding: utf-8 -*-
  """
  Created on Tue May 10 11:33:13 2016
  @author: ruben
  """
  
  from gwtsa.imports.dinodata import DinoGrondwaterstand
  from gwtsa.imports.knmidata import KnmiStation
  from pyproj import Proj, transform
  
  class ImportSeries:
      def __init__(self, fname, filetype, variable = None):
          if filetype=='dino':
              dino = DinoGrondwaterstand(fname)
              self.series=dino.stand
  
              self.xy=(dino.x, dino.y)
              self.latlon=self.rd2wgs(self.xy)
              self.meta=dino.meta[-1]
          elif filetype=='knmi':
              knmi = KnmiStation.fromfile(fname)
              self.series=knmi.data[variable]
              self.latlon=(knmi.stations['LAT_north'][0],
                           knmi.stations['LON_east'][0])
              names=knmi.stations.dtype.names
              self.meta=dict(zip(names,knmi.stations[0]))
  
          elif filetype=='usgs':
              # not implemented yet
              pass
          elif filetype=='csv':
              # not implemented yet
              pass
          else:
              raise Exception('Unknown filtype')
      def rd2wgs(self,xy):
          outProj = Proj(init='epsg:4326')
          inProj = Proj(init='epsg:28992')
          lon,lat = transform(inProj,outProj,xy[0],xy[1])
          return (lat,lon)
subject: Add import file from Ruben