4 

     5 def sql_quote(str):

     6     return str.replace("'", "''")

     7 

     8 def get_song_info(path):

     9     "Return (artist, title) pair from path."

    10     artist, title = None, None

    11     if os.path.isfile(path):

    12         if path[-4:] == '.mp3':

    13             from ID3 import ID3

    14             id3 = ID3(path)

    15             try:

    16                 artist = id3['ARTIST']

    17             except:

    18                 pass

    19             try:

    20                 title = id3['TITLE']

    21             except:

    22                 pass

    23         elif path[-4:] == '.ogg':

    24             from ogg.vorbis import VorbisFile

    25             vf = VorbisFile(path)

    26             vc = vf.comment()

    27             try:

    28                 artist = vc['ARTIST'][0]

    29             except:

    30                 pass

    31             try:

    32                 title = vc['TITLE'][0]

    33             except:

    34                 pass

    35     return artist, title

    36 

    37 def strdelay(seconds):

    38     secs = abs(round(seconds))

    39     minutes = secs / 60;

    40     hours = minutes / 60;

    41     days = hours / 24;

    42     secs = secs % 60;

    43     minutes %= 60;

    44     hours %= 24;

    45 

    46     if seconds < 0:

    47             s = "-"

    48     else:

    49             s = ""

    50     if days >= 1:

    51             s += "%dd %dh" % (days, hours)

    52     elif hours >= 1:

    53             s += "%dh%02d" % (hours, minutes)

    54     elif minutes >= 1:

    55             s += "%d'%02d\"" % (minutes, secs)

    56     else:

    57             s += "%d\"" % (secs)

    58     return s