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我收到错误“异常:无法将无映射到任务/字典/列表”。我是路易吉的新手。请告知如何通过从文件中读取数据来插入 postgres 表。
这是因为requires方法必须返回一个 Taks 实例或任务列表/字典:
requires
def requires(self): return CsvDataReadFromFile()