Wrapper around partio's `partconv` tool for handling Maya file naming conventions.

ks.core.partio.conv.py

#!/usr/bin/env python

from subprocess import call
import os
import sys
import re

if len(sys.argv) < 3:
    print 'usage: %s particle_folder output_type+' % sys.argv[0]
    exit(1)

src_dir = sys.argv[1].rstrip('/')

for format_ in sys.argv[2:]:
    dst_dir = src_dir + '_' + format_.upper()
    if not os.path.exists(dst_dir):
        os.makedirs(dst_dir)

    for src_name in os.listdir(src_dir):

        if src_name.startswith('.'):
            continue

        m = re.match(r'^(.+)\.(\d+)\.(.+)$', src_name)
        if not m:
            continue

        base, frame, _ = m.groups()

        dst_name = '%s.%s.%s' % (base, 250 * int(frame), format_.lower())
        print dst_name
        
        call(['partconv', os.path.join(src_dir, src_name), os.path.join(dst_dir, dst_name)])