結(jié)果發(fā)現(xiàn)沒法添加文章，把models.py文件里這幾行縮進(jìn)

然后把?created_time = models.DateTimeField('發(fā)布時(shí)間', auto_now_add=True)改成created_time = models.DateTimeField('發(fā)布時(shí)間',?auto_now_add=True)

然后刪除數(shù)據(jù)庫(kù)重新生成，有個(gè)要求user不能為空，選擇1然后又輸入1，居然調(diào)通了

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