old_contents: #!/usr/bin/env python
  
  import ephem
  from sr_lib import altazimuth, almanac, ha, ho
  
  datelist = ['2016/01/12 18:00:00', '2016/01/12 19:00:00',
              '2016/01/12 20:00:00', '2016/01/12 21:00:00']
  
  jackson = ephem.Observer()
  jackson.lat = '42.2458'
  jackson.lon = '-84.4014'
  jackson.pressure = 0
  jackson.elevation = 303.9 # meters = 997 feet. Doesn't affect sun much.
  
  ap = jackson.copy()
  ap.lat = '42'
  ap.lon = '-84'
  
  for p in [jackson, ap]:
      p.date = datelist[1]
      s = ephem.Sun(p)
      al = almanac(p.date)
      aa = altazimuth(al['gha'], al['dec'], p.lon, p.lat)
      print "PyEphem                     Hc ", s.alt, "    Z", s.az
      print " almanac and altazimuth:", aa
  
  hs_1 = ephem.degrees('26')
  print "hs", hs_1
  ha_1 = ha(hs_1, ephem.degrees('0:1.2'), 'on', 15)
  print "ha", ha_1
  ho_1 = ho(ha_1, ephem.Date(datelist[0]), 'LL')
  print "ho", ho_1
  
new_contents: #!/usr/bin/env python
  
  import ephem
  from sr_lib import altazimuth, almanac, ha, ho
  
  datelist = ['2016/01/12 18:00:00', '2016/01/12 19:00:00',
              '2016/01/12 20:00:00', '2016/01/12 21:00:00']
  
  jackson = ephem.Observer()
  jackson.lat = '42.2458'
  jackson.lon = '-84.4014'
  jackson.pressure = 0
  jackson.elevation = 303.9 # meters = 997 feet. Doesn't affect sun much.
  
  ap = jackson.copy()
  ap.lat = '42'
  ap.lon = '-84'
  
  for p in [jackson, ap]:
      p.date = datelist[0]
      s = ephem.Sun(p)
      print "Hc", s.alt, "Z", s.az
  
  hs_1 = ephem.degrees('26')
  print "hs", hs_1
  ha_1 = ha(hs_1, ephem.degrees('0:1.2'), 'on', 15)
  print "ha", ha_1
  ho_1 = ho(ha_1, ephem.Date(datelist[0]), 'LL')
  print "ho", ho_1
  
subject: Stop use of almanac() and altazimuth() functions for now.