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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def confirm_installation(self, requirement, missing_dependencies, install_command):
 """ Ask the operator's permission to install missing system packages. :param requirement: A :class:`.Requirement` object. :param missing_dependencies: A list of strings with missing dependencies. :param install_command: A list of strings with the command line needed to install the missing dependencies. :raises: :exc:`.DependencyInstallationRefused` when the operator refuses. """

        try:
            return prompt_for_confirmation(format(
                "Do you want me to install %s %s?",
                "this" if len(missing_dependencies) == 1 else "these",
                "dependency" if len(missing_dependencies) == 1 else "dependencies",
            ), default=True)
        except KeyboardInterrupt:
            # Control-C is a negative response but doesn't
            # otherwise interrupt the program flow.
            return False