Copy image files with dpi suffix (_xdpi, _hdpi etc..) to Android resource folder.

resource_copy.py

"""
    Copy image files with dpi suffix to Android resource folder
    usage: 
        resource_copy.py <target-resource-folder> <source-file>...
"""

import os
import glob
import sys
import re
import shutil
from docopt import docopt


if __name__ == '__main__':
    args = docopt(__doc__)
    files = args['<source-file>']
    target = os.path.abspath(args['<target-resource-folder>'])

    for source in files:
        name = os.path.basename(source)
        expr = re.compile(r'(.+)_([lmhx]{1,3}dpi)\.png')
        match = expr.match(name)
        if match is None:
            continue

        base_name = match.group(1)
        dpi = match.group(2)
        t_dir = os.path.join(target, "drawable-" + dpi)
        if os.path.exists(t_dir):
            t_fname = os.path.join(t_dir, base_name + ".png")
            print(source + " > " + t_fname)
            shutil.copyfile(os.path.abspath(source), t_fname)