(h, f)
PBM (portable bitmap)
PBM (portable bitmap)
PBM ( portable bitmap )
def test_pbm(h, f):
    """PBM (portable bitmap)"""
    if len(h) >= 3 and \
        h[0] == ord(b'P') and h[1] in b'14' and h[2] in b' \t\n\r':
        return 'pbm'
def test_pbm ( h , f ) : if len ( h ) >= 3 and h [ 0 ] == ord ( b'P' ) and h [ 1 ] in b'14' and h [ 2 ] in b' \t\n\r' : return 'pbm'