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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_hdrs(self, **kws):
 """Initialize column headers."""

        hdrs = get_hdrs(self.prt_flds, **kws)
        # Values in a "format_txt" "column" are used for formatting, not printing
        return [h for h in hdrs if h != "format_txt"]