def ts_match(field, query, regconfig='spanish'):
return Expression(fn.to_tsvector(regconfig, field), OP.TS_MATCH, fn.plainto_tsquery(regconfig, query))
def ts_rank(field, query, regconfig='spanish'):
# return Expression(fn.to_tsvector(regconfig, field), OP.TS_MATCH, fn.plainto_tsquery(regconfig, query))
return Expression(fn.ts_rank_cd(fn.to_tsvector(regconfig, field), fn.plainto_tsquery(regconfig, query)))
