def _get_style_test_options(filename):
    """ Returns (skip, ignores) for the specifies source file.
    """
    skip = False
    ignores = []
    text = open(filename, 'rb').read().decode('utf-8')
    # Iterate over lines
    for i, line in enumerate(text.splitlines()):
        if i > 20:
            break
        if line.startswith('# styletest:'):
            if 'skip' in line:
                skip = True
            elif 'ignore' in line:
                words = line.replace(',', ' ').split(' ')
                words = [w.strip() for w in words if w.strip()]
                words = [w for w in words if 
                         (w[1:].isnumeric() and w[0] in 'EWFCN')]
                ignores.extend(words)
    return skip, ignores