How to use the cumulusci.utils.zip_tokenize_namespace function in cumulusci

def _install_dependency(self, dependency):
        if 'zip_url' in dependency:
            self.logger.info('Deploying unmanaged metadata from /{} of {}'.format(
                dependency['subfolder'],
                dependency['zip_url'],
            ))
            package_zip = download_extract_zip(
                dependency['zip_url'],
                subfolder=dependency.get('subfolder')
            )
            if dependency.get('namespace_tokenize'):
                self.logger.info('Replacing namespace prefix {}__ in files and filenames with namespace token strings'.format(
                    '{}__'.format(dependency['namespace_tokenize']),
                ))
                package_zip = zip_tokenize_namespace(
                    package_zip,
                    namespace = dependency['namespace_tokenize'],
                    logger = self.logger,
                )
                
            if dependency.get('namespace_inject'):
                self.logger.info('Replacing namespace tokens with {}'.format(
                    '{}__'.format(dependency['namespace_inject']),
                ))
                package_zip = zip_inject_namespace(
                    package_zip,
                    namespace = dependency['namespace_inject'],
                    managed = not dependency.get('unmanaged'),
                    namespaced_org = self.options['namespaced_org'],
                    logger = self.logger,
                )

def _process_namespace(self, src_zip):
        if self.options.get('namespace_tokenize'):
            src_zip = zip_tokenize_namespace(src_zip, self.options['namespace_tokenize'], logger=self.logger)
        if self.options.get('namespace_inject'):
            kwargs = {}
            kwargs['unmanaged'] = process_bool_arg(self.options.get('unmanaged', True))
            kwargs['namespaced_org'] = process_bool_arg(self.options.get('namespaced_org', False))
            kwargs['logger'] = self.logger
            src_zip = zip_inject_namespace(src_zip, self.options['namespace_inject'], **kwargs)
        if self.options.get('namespace_strip'):
            src_zip = zip_strip_namespace(src_zip, self.options['namespace_strip'], logger=self.logger)
        return src_zip

def _install_dependency(self, dependency):
        if 'zip_url' in dependency:
            self.logger.info('Deploying unmanaged metadata from /{} of {}'.format(
                dependency['subfolder'],
                dependency['zip_url'],
            ))
            package_zip = download_extract_zip(
                dependency['zip_url'],
                subfolder=dependency.get('subfolder')
            )
            if dependency.get('namespace_tokenize'):
                self.logger.info('Replacing namespace prefix {}__ in files and filenames with namespace token strings'.format(
                    '{}__'.format(dependency['namespace_tokenize']),
                ))
                package_zip = zip_tokenize_namespace(
                    package_zip,
                    namespace = dependency['namespace_tokenize'],
                    logger = self.logger,
                )
                
            if dependency.get('namespace_inject'):
                self.logger.info('Replacing namespace tokens with {}'.format(
                    '{}__'.format(dependency['namespace_inject']),
                ))
                package_zip = zip_inject_namespace(
                    package_zip,
                    namespace = dependency['namespace_inject'],
                    managed = not dependency.get('unmanaged'),
                    namespaced_org = self.options['namespaced_org'],
                    logger = self.logger,
                )

def _process_namespace(self, zipf):
        if self.options.get('namespace_tokenize'):
            self.logger.info(
                'Tokenizing namespace prefix {}__'.format(
                    self.options['namespace_tokenize'],
                )
            )
            zipf = zip_tokenize_namespace(zipf, self.options['namespace_tokenize'], logger=self.logger)
        if self.options.get('namespace_inject'):
            kwargs = {}
            kwargs['managed'] = not process_bool_arg(self.options.get('unmanaged', True))
            kwargs['namespaced_org'] = process_bool_arg(self.options.get('namespaced_org', False))
            kwargs['logger'] = self.logger
            if kwargs['managed']:
                self.logger.info(
                    'Replacing namespace tokens from metadata with namespace prefix {}__'.format(
                        self.options['namespace_inject'],
                    )
                )
            else:
                self.logger.info(
                    'Stripping namespace tokens from metadata for unmanaged deployment'
                )
            zipf = zip_inject_namespace(zipf, self.options['namespace_inject'], **kwargs)

def _process_namespace(self, zipf):
        if self.options.get('namespace_tokenize'):
            self.logger.info(
                'Tokenizing namespace prefix {}__'.format(
                    self.options['namespace_tokenize'],
                )
            )
            zipf = zip_tokenize_namespace(zipf, self.options['namespace_tokenize'], logger=self.logger)
        if self.options.get('namespace_inject'):
            kwargs = {}
            kwargs['managed'] = not process_bool_arg(self.options.get('unmanaged', True))
            kwargs['namespaced_org'] = process_bool_arg(self.options.get('namespaced_org', False))
            kwargs['logger'] = self.logger
            if kwargs['managed']:
                self.logger.info(
                    'Replacing namespace tokens from metadata with namespace prefix {}__'.format(
                        self.options['namespace_inject'],
                    )
                )
            else:
                self.logger.info(
                    'Stripping namespace tokens from metadata for unmanaged deployment'
                )
            zipf = zip_inject_namespace(zipf, self.options['namespace_inject'], **kwargs)