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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 _static_value( self, serie_node, value, x, y, metadata, align_text='left', classes=None ):
 """Write the print value"""

        label = metadata and metadata.get('label')
        classes = classes and [classes] or []

        if self.print_labels and label:
            label_cls = classes + ['label']
            if self.print_values:
                y -= self.style.value_font_size / 2
            self.svg.node(
                serie_node['text_overlay'],
                'text',
                class_=' '.join(label_cls),
                x=x,
                y=y + self.style.value_font_size / 3
            ).text = label
            y += self.style.value_font_size

        if self.print_values or self.dynamic_print_values:
            val_cls = classes + ['value']
            if self.dynamic_print_values:
                val_cls.append('showable')

            self.svg.node(
                serie_node['text_overlay'],
                'text',
                class_=' '.join(val_cls),
                x=x,
                y=y + self.style.value_font_size / 3,
                attrib={
                    'text-anchor': align_text
                }
            ).text = value if self.print_zeroes or value != '0' else ''