def show_dialogue(self, npc, dialogue):
"""
Show a dialogue.
Args:
npc: (optional) NPC's object.
dialogue: dialogue's key.
Returns:
None
"""
# Get next sentences_list.
sentences = DIALOGUE_HANDLER.get_dialogue_sentences(
self, npc, dialogue)
# Send the dialogue to the player.
self.save_current_dialogue(sentences, npc)
self.msg({"dialogue": sentences})
