Multiple package selection

from argparse import ArgumentParser

from collections import OrderedDict

from email.utils import parsedate

from logging import getLogger, error, debug, DEBUG

from logging import getLogger, error, warn, debug, DEBUG

from lzma import open as xzopen

from os import stat, uname, getcwd, chdir, geteuid, environ

from os.path import basename, exists, join

    for package in packages:

        print(pattern % package)

def get_packages(packages):

    """download packages"""

def select_packages(packages):

    """select a package in a list"""

    if len(packages) == 1:

        packages[0].get()

        yield packages[0]

    else:

        # display a list of packages to select

        index = dict(enumerate(packages))

        for i, pkg in index.items():

            print(i, pkg)

        n = int(input("Which number? "))

        index[n].get()

        selection = ""

        while not match("^(\d+ ){0,}\d+$", selection):

            selection = input("Select packages: ").strip()

            if selection == "":

                return

        numbers = [ int(x) for x in selection.split(" ") ]

        for num in numbers:

            if num in index.keys():

                yield index[num]

            else:

                warn("No package n°%s" % num)

def get_packages(packages):

    """download packages"""

    for pkg in select_packages(packages):

        pkg.get()

def install_packages(packages):

    """install packages"""

    if len(packages) == 1:

        packages[0].install()

    else:

        index = dict(enumerate(packages))

        for i, pkg in index.items():

            print(i, pkg)

        n = int(input("Which number? "))

        index[n].install()

    for pkg in select_packages(packages):

        pkg.install()

def parse_argv():

    '''Parse command line arguments'''