def promote_to_clause(e):
""" Convert element into a clause. If it is a clause, return it as is. """
if is_clause_t(e): return e
if is_phrase_t(e):
if e._type == NOUNPHRASE: return Clause(e)
if e._type == VERBPHRASE: return Clause(Element(), e)
return Clause(e)
def promote_to_phrase(e):
""" Convert element into a clause. If it is a clause, return it as is. """
if is_clause_t(e): return e
if is_phrase_t(e): return e
if e._type == STRING: return NounPhrase(e, features=e._features)
if e._type == PLACEHOLDER: return NounPhrase(e, features=e._features)
if e._type == WORD:
if e.pos == POS_VERB: return VerbPhrase(e, features=e._features)
if e.pos == POS_ADVERB: return VerbPhrase(e, features=e._features)
return NounPhrase(e, features=e._features)
if e._type == COORDINATION:
return Coordination(*[promote_to_phrase(x) for x in e.coords],
conj=e.conj, features=e._features)
return NounPhrase(e, features=e._features)