pdb.py 文件源码

def parse_csv_file(thefile):
    """Parse csv file, yielding rows as dictionary.

    The csv file should have an header.

    Args:
        thefile (file): File like object

    Yields:
         dict: Dictionary with column header name as key and cell as value

    """
    reader = csv.reader(codecs.iterdecode(thefile, 'ISO-8859-1'))
    # read header
    colnames = next(reader)
    # data rows
    for row in reader:
        pdb = {}
        for k, v in zip(colnames, row):
            if v is '':
                v = None
            pdb[k] = v

        yield pdb