def _get_communications(self, cr, uid, line, context=None):
     return export_tools.get_communications(self, cr, uid, line, context)
 def _get_communications(self, line):
     return export_tools.get_communications(self, line)
 def _get_communications(self, line):
     return export_tools.get_communications(self, line)
 def _get_communications(self, cr, uid, line, context=None):
     return export_tools.get_communications(self, cr, uid, line, context)