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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 get_wd_data(self):
 """ Show dialog to get user input for which directory to set as working directory. Called by self.get_dm_and_wd """

        wait = wx.BusyInfo('Reading in data from current working directory, please wait...')
        #wx.Yield()
        print('-I- Read in any available data from working directory')
        self.contribution = cb.Contribution(self.WD, dmodel=self.data_model)
        del wait