[ python ] Converting MS-EXCEL file into CSV file.

The module file can be downloaded here. ( Right click and select "save ..." )

# -*- coding: utf-8 -*-
# Python 2.4 or later required

import sys, csv
import pyExcelerator
# About csv module, see "http://www.python.org/doc/2.4/lib/module-csv.html"
# pyExcelerator can be redistributed with BSD Lisence and all rights reserved Roman V. Kiseliov
# The project page of pyExcelerator is "http://sourceforge.net/projects/pyexcelerator/"

def xls_to_csv( xls_file, csv_file ):
    """
    xls_to_csv( excel_file, csv_file ):
        convert MS-EXCEL file to CSV file.
        Note, arguments xls_file and csv_file are filename, not file object.
        Perhapse if the target EXCEL file includes the cell which value is dynamically generated by VBA, converting will be faild.
    """
    xls_sheets = pyExcelerator.parse_xls( xls_file )

    for sheet_id in len( xls_sheets ):
        cell_dict = xls_sheets[sheet_id][1]

        # set limitter row_max and column_max
        for which in (0, 1):
            exec "%s = max( [cell_dict.keys()[ key_index ][ which ] for key_index in xrange( len( cell_dict.keys() ) )] )" % ["row_max", "column_max"][which]

        # creating csv file.
        create_csv = csv.DictWriter( file( csv_file, "ab" ), fieldnames=range( column_max + 1 ) )
        for row in xrange( row_max + 1 ):
            create_csv.writerow( dict( enumerate( [cell_dict.copy().get( (row, column), '' ) for column in xrange( column_max + 1 )] ) ) )

    # fileclosing depends on garbage collection.


if __name__ == "__main__":
    if (sys.argv[1] in ("-h", "/h", "-?", "/?", "--help")) or ( len( sys.argv ) < 3 ):
        print "Usage: python xls_to_csv.py ExcelFile CSVFile"

    xls_to_csv( sys.argv[1], sys.argv[2] )

コメントにも書いてありますが、VBA はたぶん上手く変換できません。

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