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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_widgets(self):
 """Set widgets on the Impact Functions Table 1 tab."""

        self.tblFunctions1.horizontalHeader().setSectionResizeMode(
            QHeaderView.Stretch)
        self.tblFunctions1.verticalHeader().setSectionResizeMode(
            QHeaderView.Stretch)

        self.populate_function_table_1()