docs: def getKeplerFov(fieldnum):
      """Returns a `fov.KeplerFov` object for a given campaign.
  
      Parameters
      ----------
      fieldnum : int
          K2 Campaign number.
  
      Returns
      -------
      fovobj : `fov.KeplerFov` object
          Details the footprint of the requested K2 campaign.
      """
      info = getFieldInfo(fieldnum)
      ra, dec, scRoll = info["ra"], info["dec"], info["roll"]
      # convert from SC roll to FOV coordinates
      # do not use the fovRoll coords anywhere else
      # they are internal to this script only
      fovRoll = fov.getFovAngleFromSpacecraftRoll(scRoll)
      # KeplerFov takes a listen of broken CCD channels as optional argument;
      # these channels will be ignored during plotting and on-silicon determination.
      # Modules 3 and 7 broke prior to the start of K2:
      brokenChannels = [5, 6, 7, 8,  17, 18, 19, 20]
      # Module 4 failed during Campaign 10
      if fieldnum > 10:
          brokenChannels.extend([9, 10, 11, 12])
      # Hack: the Kepler field is defined as "Campaign 1000"
      # and (initially) had no broken channels
      if fieldnum == 1000:
          brokenChannels = []
  
      return fov.KeplerFov(ra, dec, fovRoll, brokenChannels=brokenChannels)