code: def find_category(**kwargs):
      
      try:
          res = _pybossa_req('get', 'category', params=kwargs)
          if type(res).__name__ == 'list':
              return [Category(category) for category in res]
          else:
              return res
      except:  # pragma: no cover
          raise
docs: Return a list with matching Category arguments.
  
      :param kwargs: PYBOSSA Category members
      :rtype: list
      :returns: A list of project that match the kwargs