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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 add_row(self, text, link=None, bold=False, align=None):
 """This will create a new row, or add text to the next column of the previously created, incomplete row, closing it if complete"""

        if not self.table_columns_left:
            # Starting a new row
            self.write('<tr>')
            self.table_columns_left = self.table_columns

        self.write('<td')
        if align:
            self.write(' style="text-align:{}"', align)
        self.write('>')

        if bold:
            self.write('<b>')
        if link:
            self.write('<a href="{}">', self._rel(link))

        # Finally write the real table data, the given text
        self.write(text)

        if link:
            self.write('</a>')
        if bold:
            self.write('</b>')

        self.write('</td>')

        self.table_columns_left -= 1
        if not self.table_columns_left:
            self.write('</tr>')