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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 delete_char(self, e):
 # (C-d)
 u"""Delete the character at point. If point is at the beginning of
 the line, there are no characters in the line, and the last
 character typed was not bound to delete-char, then return EOF."""

        self.l_buffer.delete_char(self.argument_reset)
        self.finalize()