def remote_fsck(self, spec, retries=2, thorough=False, paranoid=False): repo_type = self.__repo_type try: metadata_path = get_metadata_path(self.__config, repo_type) objects_path = get_objects_path(self.__config, repo_type) refs_path = get_refs_path(self.__config, repo_type) ref = Refs(refs_path, spec, repo_type) tag, sha = ref.branch() categories_path = get_path_with_categories(tag) self._checkout_ref(tag) spec_path, spec_file = search_spec_file(self.__repo_type, spec, categories_path) except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) return if spec_path is None: return full_spec_path = os.path.join(spec_path, spec_file) r = LocalRepository(self.__config, objects_path, repo_type) r.remote_fsck(metadata_path, tag, full_spec_path, retries, thorough, paranoid) # ensure first we're on master ! self._checkout_ref()
def unlock_file(self, spec, file_path): repo_type = self.__repo_type if not validate_config_spec_hash(self.__config): log.error( '.ml-git/config.yaml invalid. It should look something like this:\n%s' % get_yaml_str( get_sample_config_spec('somebucket', 'someprofile', 'someregion')), class_name=REPOSITORY_CLASS_NAME) return None path, file = None, None try: refs_path = get_refs_path(self.__config, repo_type) objects_path = get_objects_path(self.__config, repo_type) index_path = get_index_path(self.__config, repo_type) cache_path = get_cache_path(self.__config, repo_type) ref = Refs(refs_path, spec, repo_type) tag, sha = ref.branch() categories_path = get_path_with_categories(tag) path, file = search_spec_file(self.__repo_type, spec, categories_path) except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) return if path is None: return spec_path = os.path.join(path, file) spec_file = yaml_load(spec_path) try: mutability = spec_file[repo_type]['mutability'] if mutability not in Mutability.list(): log.error('Invalid mutability type.', class_name=REPOSITORY_CLASS_NAME) return except Exception: log.info( 'The spec does not have the \'mutability\' property set. Default: strict.', class_name=REPOSITORY_CLASS_NAME) return if mutability != Mutability.STRICT.value: try: local = LocalRepository(self.__config, objects_path, repo_type) local.unlock_file(path, file_path, index_path, objects_path, spec, cache_path) except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) return else: log.error( 'You cannot use this command for this entity because mutability cannot be strict.', class_name=REPOSITORY_CLASS_NAME)
def branch(self, spec): try: repo_type = self.__repo_type refs_path = get_refs_path(self.__config, repo_type) r = Refs(refs_path, spec, repo_type) print(r.branch()) except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) return
def push(self, spec, retry=2, clear_on_fail=False): repo_type = self.__repo_type try: objects_path = get_objects_path(self.__config, repo_type) metadata_path = get_metadata_path(self.__config, repo_type) refs_path = get_refs_path(self.__config, repo_type) except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) return met = Metadata(spec, metadata_path, self.__config, repo_type) fields = met.git_user_config() if None in fields.values(): log.error( 'Your name and email address need to be configured in git. ' 'Please see the commands below:', class_name=REPOSITORY_CLASS_NAME) log.error('git config --global user.name \'Your Name\'', class_name=REPOSITORY_CLASS_NAME) log.error('git config --global user.email [email protected]', class_name=REPOSITORY_CLASS_NAME) return if met.fetch() is False: return ref = Refs(refs_path, spec, repo_type) tag, sha = ref.branch() categories_path = get_path_with_categories(tag) spec_path, spec_file = None, None try: spec_path, spec_file = search_spec_file(self.__repo_type, spec, categories_path) except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) if spec_path is None: return full_spec_path = os.path.join(spec_path, spec_file) repo = LocalRepository(self.__config, objects_path, repo_type) ret = repo.push(objects_path, full_spec_path, retry, clear_on_fail) # ensure first we're on master ! met.checkout() if ret == 0: # push metadata spec to LocalRepository git repository try: met.push() except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) return MultihashFS(objects_path).reset_log()
def test_update_head(self): config = config_load() spec_path = 'dataset-ex' ml_dir = os.path.join(self.tmp_dir, config['mlgit_path']) os.mkdir(ml_dir) refs_dir = os.path.join(ml_dir, 'dataset', 'refs') refs = Refs(refs_dir, spec_path) sha = 'b569b7e4cd82206b451315123669057ef5f1ac3b' tag = 'images__dataset_ex__1' refs.update_head(tag, sha) head = os.path.join(refs_dir, spec_path, 'HEAD') self.assertTrue(os.path.exists(head)) yaml = yaml_load(head) self.assertEqual(yaml[tag], sha)
def tag(self, spec, usr_tag): repo_type = self.__repo_type try: metadata_path = get_metadata_path(self.__config, repo_type) refs_path = get_refs_path(self.__config, repo_type) r = Refs(refs_path, spec, repo_type) curtag, sha = r.head() except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) return False if curtag is None: log.error('No current tag for [%s]. commit first.' % spec, class_name=REPOSITORY_CLASS_NAME) return False utag = UsrTag(curtag, usr_tag) # Check if usrtag exists before creating it log.debug('Check if tag [%s] already exists' % utag, class_name=REPOSITORY_CLASS_NAME) m = Metadata(spec, metadata_path, self.__config, repo_type) if m._usrtag_exists(utag) is True: log.error('Tag [%s] already exists.' % utag, class_name=REPOSITORY_CLASS_NAME) return False # ensure metadata repository is at the current tag/sha version m = Metadata('', metadata_path, self.__config, repo_type) m.checkout(curtag) # TODO: format to something that could be used for a checkout: # format: _._user_.._ + curtag + _.._ + usrtag # at checkout with usrtag look for pattern _._ then find usrtag in the list (split on '_.._') # adds usrtag to the metadata repository m = Metadata(spec, metadata_path, self.__config, repo_type) try: m.tag_add(utag) except Exception as e: match = re.search("stderr: 'fatal:(.*)'$", e.stderr) err = match.group(1) log.error(err, class_name=REPOSITORY_CLASS_NAME) return log.info('Create Tag Successfull', class_name=REPOSITORY_CLASS_NAME) # checkout at metadata repository at master version m.checkout() return True
def test_init_refs(self): config = config_load() spec_path = 'dataset-ex' ml_dir = os.path.join(self.tmp_dir, config['mlgit_path']) os.mkdir(ml_dir) refs_dir = os.path.join(ml_dir, 'dataset', 'refs') refs = Refs(refs_dir, spec_path, 'dataset') self.assertIsNotNone(refs) self.assertTrue(os.path.exists(os.path.join(refs_dir, spec_path)))
def _add_associate_entity_metadata(self, metadata, specs): if 'dataset' in specs and self.__repo_type in ['labels', 'model']: d_spec = specs['dataset'] refs_path = get_refs_path(self.__config, 'dataset') r = Refs(refs_path, d_spec, 'dataset') tag, sha = r.head() if tag is not None: log.info('Associate dataset [%s]-[%s] to the %s.' % (d_spec, tag, self.__repo_type), class_name=LOCAL_REPOSITORY_CLASS_NAME) metadata[self.__repo_type]['dataset'] = {} metadata[self.__repo_type]['dataset']['tag'] = tag metadata[self.__repo_type]['dataset']['sha'] = sha if 'labels' in specs and self.__repo_type in ['model']: l_spec = specs['labels'] refs_path = get_refs_path(self.__config, 'labels') r = Refs(refs_path, l_spec, 'labels') tag, sha = r.head() if tag is not None: log.info('Associate labels [%s]-[%s] to the %s.' % (l_spec, tag, self.__repo_type), class_name=LOCAL_REPOSITORY_CLASS_NAME) metadata[self.__repo_type]['labels'] = {} metadata[self.__repo_type]['labels']['tag'] = tag metadata[self.__repo_type]['labels']['sha'] = sha
def _add_associate_entity_metadata(self, metadata, specs): dataset = EntityType.DATASETS.value labels = EntityType.LABELS.value model = EntityType.MODELS.value entity_spec_key = get_spec_key(self.__repo_type) if dataset in specs and self.__repo_type in [labels, model]: d_spec = specs[dataset] refs_path = get_refs_path(self.__config, dataset) r = Refs(refs_path, d_spec, dataset) tag, sha = r.head() if tag is not None: log.info(output_messages['INFO_ASSOCIATE_DATASETS'] % (d_spec, tag, self.__repo_type), class_name=LOCAL_REPOSITORY_CLASS_NAME) metadata[entity_spec_key][DATASET_SPEC_KEY] = {} metadata[entity_spec_key][DATASET_SPEC_KEY]['tag'] = tag metadata[entity_spec_key][DATASET_SPEC_KEY]['sha'] = sha if labels in specs and self.__repo_type in [model]: l_spec = specs[labels] refs_path = get_refs_path(self.__config, labels) r = Refs(refs_path, l_spec, labels) tag, sha = r.head() if tag is not None: log.info('Associate labels [%s]-[%s] to the %s.' % (l_spec, tag, self.__repo_type), class_name=LOCAL_REPOSITORY_CLASS_NAME) metadata[entity_spec_key][LABELS_SPEC_KEY] = {} metadata[entity_spec_key][LABELS_SPEC_KEY]['tag'] = tag metadata[entity_spec_key][LABELS_SPEC_KEY]['sha'] = sha
def show(self, spec): repo_type = self.__repo_type try: metadata_path = get_metadata_path(self.__config, repo_type) refs_path = get_refs_path(self.__config, repo_type) except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) return r = Refs(refs_path, spec, repo_type) tag, sha = r.head() if tag is None: log.info('No HEAD for [%s]' % spec, class_name=LOCAL_REPOSITORY_CLASS_NAME) return m = Metadata('', metadata_path, self.__config, repo_type) m.checkout(tag) m.show(spec) m.checkout()
def test_head(self): config = config_load() spec_path = 'dataset-ex' ml_dir = os.path.join(self.tmp_dir, config['mlgit_path']) os.mkdir(ml_dir) refs_dir = os.path.join(ml_dir, 'dataset', 'refs') refs = Refs(refs_dir, spec_path) sha = 'b569b7e4cd82206b451315123669057ef5f1ac3b' tag = 'images__dataset_ex__1' refs.update_head(tag, sha) head = os.path.join(refs_dir, spec_path, 'HEAD') self.assertEqual((tag, sha), refs.head()) os.remove(head) self.assertEqual((None, None), refs.head())
def check_related_entities_tags(self, tags): dataset = EntityType.DATASETS.value labels = EntityType.LABELS.value if dataset in tags: d_spec = tags[dataset] refs_path = get_refs_path(self.__config, dataset) r = Refs(refs_path, d_spec, dataset) tag, sha = r.head() if tag is None: log.error( output_messages['ERROR_ENTITY_NOT_FIND'].format(d_spec)) return False if labels in tags: l_spec = tags[labels] refs_path = get_refs_path(self.__config, labels) r = Refs(refs_path, l_spec, labels) tag, sha = r.head() if tag is None: log.error( output_messages['ERROR_ENTITY_NOT_FIND'].format(l_spec)) return False return True
def _checkout(self, tag, samples, retries=2, force_get=False, dataset=False, labels=False, bare=False): repo_type = self.__repo_type try: cache_path = get_cache_path(self.__config, repo_type) metadata_path = get_metadata_path(self.__config, repo_type) objects_path = get_objects_path(self.__config, repo_type) refs_path = get_refs_path(self.__config, repo_type) # find out actual workspace path to save data if not self._tag_exists(tag): return None, None categories_path, spec_name, _ = spec_parse(tag) dataset_tag = None labels_tag = None root_path = get_root_path() ws_path = os.path.join(root_path, os.sep.join([repo_type, categories_path])) ensure_path_exists(ws_path) except Exception as e: log.error(e, class_name=LOCAL_REPOSITORY_CLASS_NAME) return None, None ref = Refs(refs_path, spec_name, repo_type) cur_tag, _ = ref.branch() if cur_tag == tag: log.info('already at tag [%s]' % tag, class_name=REPOSITORY_CLASS_NAME) return None, None local_rep = LocalRepository(self.__config, objects_path, repo_type) # check if no data left untracked/uncommitted. otherwise, stop. if not force_get and local_rep.exist_local_changes(spec_name) is True: return None, None try: self._checkout_ref(tag) except Exception: log.error('Unable to checkout to %s' % tag, class_name=REPOSITORY_CLASS_NAME) return None, None spec_path = os.path.join(metadata_path, categories_path, spec_name + '.spec') if dataset is True: dataset_tag = get_entity_tag(spec_path, repo_type, 'dataset') if labels is True: labels_tag = get_entity_tag(spec_path, repo_type, 'labels') fetch_success = self._fetch(tag, samples, retries, bare) if not fetch_success: objs = Objects('', objects_path) objs.fsck(remove_corrupted=True) self._checkout_ref('master') return None, None try: spec_index_path = os.path.join( get_index_metadata_path(self.__config, repo_type), spec_name) except Exception: return if os.path.exists(spec_index_path): if os.path.exists( os.path.join(spec_index_path, spec_name + '.spec')): os.unlink(os.path.join(spec_index_path, spec_name + '.spec')) if os.path.exists(os.path.join(spec_index_path, 'README.md')): os.unlink(os.path.join(spec_index_path, 'README.md')) try: r = LocalRepository(self.__config, objects_path, repo_type) r.checkout(cache_path, metadata_path, objects_path, ws_path, tag, samples, bare) except OSError as e: self._checkout_ref('master') if e.errno == errno.ENOSPC: log.error( 'There is not enough space in the disk. Remove some files and try again.', class_name=REPOSITORY_CLASS_NAME) else: log.error( 'An error occurred while creating the files into workspace: %s \n.' % e, class_name=REPOSITORY_CLASS_NAME) return None, None except Exception as e: self._checkout_ref('master') log.error( 'An error occurred while creating the files into workspace: %s \n.' % e, class_name=REPOSITORY_CLASS_NAME) return None, None m = Metadata('', metadata_path, self.__config, repo_type) sha = m.sha_from_tag(tag) ref.update_head(tag, sha) # restore to master/head self._checkout_ref('master') return dataset_tag, labels_tag
def _check_is_valid_entity(self, repo_type, spec): ref = Refs(get_refs_path(self.__config, repo_type), spec, repo_type) tag, _ = ref.branch() categories_path = get_path_with_categories(tag) search_spec_file(repo_type, spec, categories_path)
def reset(self, spec, reset_type, head): log.info(output_messages['INFO_INITIALIZING_RESET'] % (reset_type, head), class_name=REPOSITORY_CLASS_NAME) if (reset_type == '--soft' or reset_type == '--mixed') and head == HEAD: return try: repo_type = self.__repo_type metadata_path = get_metadata_path(self.__config, repo_type) index_path = get_index_path(self.__config, repo_type) refs_path = get_refs_path(self.__config, repo_type) object_path = get_objects_path(self.__config, repo_type) met = Metadata(spec, metadata_path, self.__config, repo_type) ref = Refs(refs_path, spec, repo_type) idx = MultihashIndex(spec, index_path, object_path) fidx = FullIndex(spec, index_path) except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) return # get tag before reset tag = met.get_current_tag() categories_path = get_path_with_categories(str(tag)) # current manifest file before reset manifest_path = os.path.join(metadata_path, categories_path, spec, MANIFEST_FILE) _manifest = Manifest(manifest_path).load() if head == HEAD_1: # HEAD~1 try: # reset the repo met.reset() except Exception: return # get tag after reset tag_after_reset = met.get_current_tag() sha = met.sha_from_tag(tag_after_reset) # update ml-git ref HEAD ref.update_head(str(tag_after_reset), sha) # # get path to reset workspace in case of --hard path, file = None, None try: path, file = search_spec_file(self.__repo_type, spec, categories_path) except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) if reset_type == '--hard' and path is None: return # get manifest from metadata after reset _manifest_changed = Manifest(manifest_path) hash_files, file_names = _manifest_changed.get_diff(_manifest) idx_mf = idx.get_index().load() if reset_type == '--soft': # add in index/metadata/<entity-name>/MANIFEST idx.update_index_manifest(idx_mf) idx.update_index_manifest(hash_files) fidx.update_index_status(file_names, Status.a.name) else: # --hard or --mixed # remove hash from index/hashsh/store.log file_names.update(*idx_mf.values()) objs = MultihashFS(index_path) for key_hash in hash_files: objs.remove_hash(key_hash) idx.remove_manifest() fidx.remove_from_index_yaml(file_names) fidx.remove_uncommitted() if reset_type == '--hard': # reset workspace remove_from_workspace(file_names, path, spec)
def add(self, spec, file_path, bump_version=False, run_fsck=False): repo_type = self.__repo_type is_shared_objects = 'objects_path' in self.__config[repo_type] is_shared_cache = 'cache_path' in self.__config[repo_type] if not validate_config_spec_hash(self.__config): log.error( '.ml-git/config.yaml invalid. It should look something like this:\n%s' % get_yaml_str( get_sample_config_spec('somebucket', 'someprofile', 'someregion')), class_name=REPOSITORY_CLASS_NAME) return None path, file = None, None try: refs_path = get_refs_path(self.__config, repo_type) index_path = get_index_path(self.__config, repo_type) metadata_path = get_metadata_path(self.__config, repo_type) cache_path = get_cache_path(self.__config, repo_type) objects_path = get_objects_path(self.__config, repo_type) repo = LocalRepository(self.__config, objects_path, repo_type) mutability, check_mutability = repo.get_mutability_from_spec( spec, repo_type) sampling_flag = os.path.exists( os.path.join(index_path, 'metadata', spec, 'sampling')) if sampling_flag: log.error( 'You cannot add new data to an entity that is based on a checkout with the --sampling option.', class_name=REPOSITORY_CLASS_NAME) return if not mutability: return if not check_mutability: log.error('Spec mutability cannot be changed.', class_name=REPOSITORY_CLASS_NAME) return if not self._has_new_data(repo, spec): return None ref = Refs(refs_path, spec, repo_type) tag, sha = ref.branch() categories_path = get_path_with_categories(tag) path, file = search_spec_file(self.__repo_type, spec, categories_path) except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) return if path is None: return spec_path = os.path.join(path, file) if not self._is_spec_valid(spec_path): return None # Check tag before anything to avoid creating unstable state log.debug('Repository: check if tag already exists', class_name=REPOSITORY_CLASS_NAME) m = Metadata(spec, metadata_path, self.__config, repo_type) if not m.check_exists(): log.error('The %s has not been initialized' % self.__repo_type, class_name=REPOSITORY_CLASS_NAME) return try: m.update() except Exception: pass # get version of current manifest file manifest = self._get_current_manifest_file(m, tag) try: # adds chunks to ml-git Index log.info('%s adding path [%s] to ml-git index' % (repo_type, path), class_name=REPOSITORY_CLASS_NAME) with change_mask_for_routine(is_shared_objects): idx = MultihashIndex(spec, index_path, objects_path, mutability, cache_path) idx.add(path, manifest, file_path) # create hard links in ml-git Cache self.create_hard_links_in_cache(cache_path, index_path, is_shared_cache, mutability, path, spec) except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) return None if bump_version and not increment_version_in_spec( spec_path, self.__repo_type): return None idx.add_metadata(path, file) self._check_corrupted_files(spec, repo) # Run file check if run_fsck: self.fsck()
def _checkout(self, tag, samples, options): dataset = options['with_dataset'] labels = options['with_labels'] retries = options['retry'] force_get = options['force'] bare = options['bare'] version = options['version'] repo_type = self.__repo_type try: cache_path = get_cache_path(self.__config, repo_type) metadata_path = get_metadata_path(self.__config, repo_type) objects_path = get_objects_path(self.__config, repo_type) refs_path = get_refs_path(self.__config, repo_type) if not re.search(RGX_TAG_FORMAT, tag): metadata_path = get_metadata_path(self.__config, repo_type) metadata = Metadata(tag, metadata_path, self.__config, repo_type) tag = metadata.get_tag(tag, version) if not tag: return None, None elif not self._tag_exists(tag): return None, None categories_path, spec_name, _ = spec_parse(tag) root_path = get_root_path() ws_path = os.path.join(root_path, os.sep.join([repo_type, categories_path])) except Exception as e: log.error(e, class_name=LOCAL_REPOSITORY_CLASS_NAME) return None, None ref = Refs(refs_path, spec_name, repo_type) cur_tag, _ = ref.branch() if cur_tag == tag: log.info('already at tag [%s]' % tag, class_name=REPOSITORY_CLASS_NAME) return None, None local_rep = LocalRepository(self.__config, objects_path, repo_type) # check if no data left untracked/uncommitted. otherwise, stop. if not force_get and local_rep.exist_local_changes(spec_name) is True: return None, None try: self._checkout_ref(tag) except Exception: log.error('Unable to checkout to %s' % tag, class_name=REPOSITORY_CLASS_NAME) return None, None dataset_tag, labels_tag = self._get_related_tags( categories_path, dataset, labels, metadata_path, repo_type, spec_name) fetch_success = self._fetch(tag, samples, retries, bare) if not fetch_success: objs = Objects('', objects_path) objs.fsck(remove_corrupted=True) self._checkout_ref() return None, None ensure_path_exists(ws_path) try: spec_index_path = os.path.join( get_index_metadata_path(self.__config, repo_type), spec_name) except Exception: return self._delete_spec_and_readme(spec_index_path, spec_name) try: r = LocalRepository(self.__config, objects_path, repo_type) r.checkout(cache_path, metadata_path, ws_path, tag, samples, bare) except OSError as e: self._checkout_ref() if e.errno == errno.ENOSPC: log.error( 'There is not enough space in the disk. Remove some files and try again.', class_name=REPOSITORY_CLASS_NAME) else: log.error( 'An error occurred while creating the files into workspace: %s \n.' % e, class_name=REPOSITORY_CLASS_NAME) return None, None except Exception as e: self._checkout_ref() log.error( 'An error occurred while creating the files into workspace: %s \n.' % e, class_name=REPOSITORY_CLASS_NAME) return None, None m = Metadata('', metadata_path, self.__config, repo_type) sha = m.sha_from_tag(tag) ref.update_head(tag, sha) # restore to master/head self._checkout_ref() return dataset_tag, labels_tag
def commit(self, spec, specs, version=None, run_fsck=False, msg=None): # Move chunks from index to .ml-git/objects repo_type = self.__repo_type try: index_path = get_index_path(self.__config, repo_type) objects_path = get_objects_path(self.__config, repo_type) metadata_path = get_metadata_path(self.__config, repo_type) refs_path = get_refs_path(self.__config, repo_type) repo = LocalRepository(self.__config, objects_path, repo_type) mutability, check_mutability = repo.get_mutability_from_spec( spec, repo_type) if not mutability: return if not check_mutability: log.error('Spec mutability cannot be changed.', class_name=REPOSITORY_CLASS_NAME) return except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) return ref = Refs(refs_path, spec, repo_type) tag, sha = ref.branch() categories_path = get_path_with_categories(tag) manifest_path = os.path.join(metadata_path, categories_path, spec, MANIFEST_FILE) path, file = None, None try: path, file = search_spec_file(self.__repo_type, spec, categories_path) except Exception as e: log.error(e, class_name=REPOSITORY_CLASS_NAME) if path is None: return None, None, None spec_path = os.path.join(path, file) idx = MultihashIndex(spec, index_path, objects_path) if version: set_version_in_spec(version, spec_path, self.__repo_type) idx.add_metadata(path, file) # Check tag before anything to avoid creating unstable state log.debug('Check if tag already exists', class_name=REPOSITORY_CLASS_NAME) m = Metadata(spec, metadata_path, self.__config, repo_type) if not m.check_exists(): log.error('The %s has not been initialized' % self.__repo_type, class_name=REPOSITORY_CLASS_NAME) return full_metadata_path, categories_sub_path, metadata = m.tag_exists( index_path) if metadata is None: return None log.debug('%s -> %s' % (index_path, objects_path), class_name=REPOSITORY_CLASS_NAME) # commit objects in index to ml-git objects o = Objects(spec, objects_path) changed_files, deleted_files = o.commit_index(index_path, path) bare_mode = os.path.exists( os.path.join(index_path, 'metadata', spec, 'bare')) if not bare_mode: manifest = m.get_metadata_manifest(manifest_path) self._remove_deleted_files(idx, index_path, m, manifest, spec, deleted_files) m.remove_files_added_after_base_tag(manifest, path) else: tag, _ = ref.branch() self._checkout_ref(tag) # update metadata spec & README.md # option --dataset-spec --labels-spec tag, sha = m.commit_metadata(index_path, specs, msg, changed_files, mutability, path) # update ml-git ref spec HEAD == to new SHA-1 / tag if tag is None: return None ref = Refs(refs_path, spec, repo_type) ref.update_head(tag, sha) # Run file check if run_fsck: self.fsck() return tag