176 def info(package):  argument
195     if not os.path.isfile(package):
196         raise ValueError('invalid file %s to verify' % package)
198     file_result = utils.system_output('file ' + package)
208             return _rpm_info(package)
210             return _dpkg_info(package)
217 def install(package, nodeps = False):  argument
223     my_package_info = info(package)
231                  % (type, package))
238         install_command = 'rpm %s -U %s' % (opt_args, package)
242         install_command = 'dpkg %s -i %s' % (opt_args, package)
247         return 'Package %s is already installed' % package
253     return 'Package %s was installed successfuly' % package
256 def convert(package, destination_format):  argument
273                                           % package)
278                                           % package)
285             (os.path.basename(package), os.path.basename(converted_package))