Backup Zip

zipbackup.py

import os
import copy
import subprocess as sp

zip_cmd = ['zip', '-r', '-9', '-T']
lwza_cmd = ['7za', 'a', '-t7z', '-mx9', '-v2g']

def loadExcludedListFromPath(path):
    excludedList = list()
    for afile in os.listdir(path):
        if not os.path.isdir(afile) and not afile.startswith(".") and ("zip" in afile or "7z" in afile):
            baseFileName = None
            if afile.count(".") == 2:
                baseFileName = os.path.splitext(os.path.splitext(afile)[0])[0]
            elif afile.count(".") == 1:
                baseFileName = os.path.splitext(afile)[0]
            if baseFileName is not None:
                excludedList.append(baseFileName)
    return excludedList


def backupzip(path, destination=None, zip_type=zip_cmd):
    exclude_list = loadExcludedListFromPath(destination)
    if '~' in path:
        path = os.path.expanduser(path)
    if destination is None:
        destination = path
    for directory in os.listdir(path):
        full_path = os.path.join(path, directory)
        if os.path.isdir(full_path) and not directory.startswith('.') and directory not in exclude_list:
            cmd = copy.deepcopy(zip_type)
            if zip_type == lwza_cmd:
                cmd.append(os.path.join(destination, directory+'.7z'))
            else:
                cmd.append(os.path.join(destination, directory+'.zip'))
            cmd.append(full_path)
            sp.call(cmd)
            print ' '.join(cmd)
            del cmd


if __name__ == '__main__':
    import sys
    backupzip(sys.argv[1], sys.argv[2], eval(sys.argv[3]))

#Example:
# python zipbackup /Volumes/Source /Volumes/Destination zip_cmd
# python zipbackup /Volumes/Source /Volumes/Destination lwza_cmd