import sys, os
class Args:
    storage = {}
    def __init__(self,argv=sys.argv):
        self.storage = {}
        for item in argv:
            split = str(item).split('=',1)
            key = split[0]
            value = True
            if len(split) > 1:
                value = split[1]
            self.storage[key] = value
    def get(self, key, default=None):
        return self.storage.get(key, default)
    def env(self, key, default=None):
        return os.environ.get(key, default)
    def get_env(self, key, default=None):
        # priority: storage over environment over default
        return self.storage.get(key, os.environ.get(key, default))

# args = Args()
# vim: filetype=python