bash generator

bash_gen.py

def generate(from_file, x, y, filenames, type='.png'):

    filenames = filenames.split()
    yield "# this file is generated automatically."
    yield "convert {0} local01.miff".format(from_file)
    for i, filename in enumerate(filenames):
        l = "convert local01.miff -crop {0}x{1}+{2}+0 {3}{4}"
        yield l.format(x, y, i*x, filename, type)

    yield "rm local01.miff"

icons = "VTX V2X XALL BIX PERP CCEN EXM"
file_strings = generate("RENDERED_icons.png", 32, 32, icons)

for l in file_strings:
    print(l)

full_bash_gen_and_run.py

import os
import subprocess


def generate(from_file, x, y, filenames, type='.png'):
    filenames = filenames.split()
    yield "# this file is generated automatically.\n"
    yield "convert {0} local01.miff\n".format(from_file)
    for i, filename in enumerate(filenames):
        l = "convert local01.miff -crop {0}x{1}+{2}+0 {3}{4}\n"
        yield l.format(x, y, i * x, filename, type)

    yield "rm local01.miff\n"


def create_rsnatch(rendered_name, icons):
    file_strings = generate(rendered_name, 32, 32, icons)
    with open('rsnatch.sh', 'w') as rsnatch:
        rsnatch.writelines(file_strings)


def run_rsnatch():
    dirname = os.path.dirname(__file__)
    path_to_rsnatch = os.path.join(dirname, "rsnatch.sh")
    subprocess.Popen(['sh', path_to_rsnatch])

def main():
    rendered_name = 'RENDERED_ARRAY.png'
    icons = "VTX V2X XALL BIX PERP CCEN EXM"
    create_rsnatch(rendered_name, icons)
    run_rsnatch()

main()