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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def concat(self, axis, other, **kwargs):
 """Concatenates two objects together. Args: axis: The axis index object to join (0 for columns, 1 for index). other: The other_index to concat with. Returns: Concatenated objects. """

        return self._append_list_of_managers(other, axis, **kwargs)