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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 set_initial_representations(self):
 """Set the initial representations"""

        self.update_model_dict()
        self.rc("background solid white")
        self.rc("setattr g display 0")  # Hide all pseudobonds
        self.rc("~display #%i & :/isHet & ~:%s" % (self.model_dict[self.plipname], self.hetid))