Converts PukiWiki style array to TeX tabular environment. Function of this script is quite limited.

PukiWikiArrayToTeXTabular

import StringIO
class PukiWikiArrayToTeXTabular():
    """Converts PukiWiki style array to TeX tabular environment."""
    def __init__(self, pukiwikiarray_string):
        """Receives PukiWiki Style array."""
        self.default_align = 'c'
        self.pukiwikiarray_string = pukiwikiarray_string
        self.converted_string = self.converter()


    def converter(self):
        """Converts PukiWiki style string to TeX style string."""
        pukiwikiarray_string = self.pukiwikiarray_string
        fi = StringIO.StringIO(pukiwikiarray_string)
        for line in fi:
            if line.strip() == '': continue
            number_of_columns = len(line.split('\n')[0].split('|')) - 2
            break
        tex_style_output = []

        fi = StringIO.StringIO(pukiwikiarray_string)
        for line in fi:
            if line.strip() == '': continue
            if number_of_columns !=  len(line.split('|')) - 2:
                raise IndexError
            tex_style_output.append(self.convert_single_line(line))

        prefix  = ('\\begin{tabular}{' + self.default_align * number_of_columns
                  + '}\n')
        postfix = '\n\\end{tabular}'
        return prefix + '\n'.join(tex_style_output) + postfix


    def convert_single_line(self, line_string):
        """Receives PukiWiki style line, converts to TeX style line."""
        default_align = self.default_align
        multicolumns = 1
        tex_style_output = []

        # Lines must start and end with "|";
        # otherwise, letters outside of those bars will be neglected.
        for column in line_string.split('|')[1:-1]:

            if   column.startswith('LEFT:'):
                align = 'l'
                column = column.split(':')[1]
            elif column.startswith('CENTER:'):
                align = 'c'
                column = column.split(':')[1]
            elif column.startswith('RIGHT:'):
                align = 'r'
                column = column.split(':')[1]
            else:
                align = default_align

            if column == '>':
                multicolumns += 1
                continue

            if align != default_align or multicolumns > 1:
                tex_style_output.append('\multicolumn{'
                    + str(multicolumns) + '}{' + align + '}{' + column + '}')
            else: tex_style_output.append(column)
            multicolumns = 1

        return ' & '.join(tex_style_output)


    def get_converted_string(self):
        """Returns converted TeX style tabular string."""
        return self.converted_string


    def get_converted_string_with_comments(self):
        """Returns converted TeX style tabular string, with raw data in comments."""
        outputstr = ''
        fi = StringIO.StringIO(self.pukiwikiarray_string)
        for line in fi:
            if line.strip() == '': continue
            outputstr += '% ' + line.strip() + '\n'
        return outputstr + self.converted_string



if __name__ == '__main__':
    string_to_convert ="""
    |a|>|b|LEFT:c|d|
    |b|c|>|RIGHT:e|f|
    """
    print PukiWikiArrayToTeXTabular(string_to_convert).get_converted_string_with_comments()