def add_remove(device: Computer, components: Set[Component]) -> OrderedSet: """ Generates the Add and Remove events (but doesn't add them to session). :param device: A device which ``components`` attribute contains the old list of components. The components that are not in ``components`` will be Removed. :param components: List of components that are potentially to be Added. Some of them can already exist on the device, in which case they won't be re-added. :return: A list of Add / Remove events. """ # Note that we create the Remove events before the Add ones events = OrderedSet() old_components = set(device.components) adding = components - old_components if adding: # For the components we are adding, let's remove them from their old parents def g_parent(component: Component) -> Device: return component.parent or Device( id=0) # Computer with id 0 is our Identity for parent, _components in groupby(sorted(adding, key=g_parent), key=g_parent): if parent.id != 0: # Is not Computer Identity events.add( Remove(device=parent, components=OrderedSet(_components))) return events
class _QueryPlan(object): def __init__(self): self._queries = OrderedSet({None}) self._columns = defaultdict(OrderedSet) self._children = defaultdict(OrderedSet) def add_query(self, query, parent_query): self._queries.add(query) self._children[parent_query].add(query) def add_expr(self, query, column): self._columns[query].add(column) def query_id(self, query): return list(self._queries).index(query) def column_id(self, query, column): return list(self._columns[query]).index(column) def query_columns(self, query): return tuple(self._columns.get(query) or ()) def query_children(self, query): return tuple(self._children.get(query) or ()) def process_rows(self, rows, session): children = self.query_children(None) results = [[((self.query_id(None), row),) for row in rows]] results.extend(child.__execute__(self, None, rows, session) for child in children) return {0: [tuple(chain(*r)) for r in zip(*results)]}
def load(self): header = OrderedSet(default_header) parties = {} for party in self.session.query(self.Party).all(): parties[party.nr] = party.abbr header.add(party.abbr) query = "SELECT constituency.nr AS cnr, district.nr AS dnr, judicaldistrict.nr AS jdnr, judicaldistrict.electivecnt, " \ "judicaldistrict.votecnt, judicaldistrict.invalidcnt, votes.pnr, votes.cnt " \ "FROM constituency " \ "INNER JOIN district ON constituency.nr = district.cnr " \ "INNER JOIN judicaldistrict ON district.nr = judicaldistrict.dnr " \ "AND judicaldistrict.enr = '" + str(self.enr) + "' " \ "INNER JOIN votes ON votes.enr = '" + str(self.enr) + "' " \ "AND votes.dnr = district.nr " \ "AND votes.jdnr = judicaldistrict.nr;" result = self.session.execute(query) data = {} for row in result: key = str(row["cnr"]) + str(row["dnr"]) + str(row["jdnr"]) if key not in data: data[key] = { "WK": row["cnr"], "BZ": row["dnr"], "SPR": row["jdnr"], "WBER": row["electivecnt"], "ABG": row["votecnt"], "UNG": row["invalidcnt"], "T": 4, "WV": 1, } data[key][parties[row["pnr"]]] = row["cnt"] return header, list(data.values())
def run(self, device: Device, components: Iterable[Component] or None) -> (Device, OrderedSet): """Synchronizes the device and components with the database. Identifies if the device and components exist in the database and updates / inserts them as necessary. Passed-in parameters have to be transient, or said differently, not-db-synced objects, or otherwise they would end-up being added in the session. `Learn more... <http://docs.sqlalchemy.org/ en/latest/orm/session_state_management.html#quickie-intro-to -object-states>`_. This performs Add / Remove as necessary. :param device: The device to add / update to the database. :param components: Components that are inside of the device. This method performs Add and Remove actions so the device ends up with these components. Components are added / updated accordingly. If this is empty, all components are removed. If this is None, it means that we are not providing info about the components, in which case we keep the already existing components of the device –we don't touch them. :return: A tuple of: 1. The device from the database (with an ID) whose ``components`` field contain the db version of the passed-in components. 2. A list of Add / Remove (not yet added to session). """ db_device = self.execute_register(device) db_components, actions = OrderedSet(), OrderedSet() if components is not None: # We have component info (see above) if not isinstance(db_device, Computer): # Until a good reason is given, we synthetically forbid # non-computers with components raise ValidationError('Only computers can have components.') blacklist = set() # type: Set[int] not_new_components = set() for component in components: db_component, is_new = self.execute_register_component(component, blacklist, parent=db_device) db_components.add(db_component) if not is_new: not_new_components.add(db_component) # We only want to perform Add/Remove to not new components actions = self.add_remove(db_device, not_new_components) db_device.components = db_components return db_device, actions
def test_files_walk(proj, limit=100): repo, proj = _get_repo(proj) print 'processing', jn(PROJECT_PATH, proj) total_time = 0 paths_ = OrderedSet(['']) try: tip = repo.get_commit('tip') for topnode, dirs, files in tip.walk('/'): for dir in dirs: paths_.add(dir.path) for f in dir: paths_.add(f.path) for f in files: paths_.add(f.path) except RepositoryError as e: pass cnt = 0 for f in paths_: cnt += 1 if limit and limit == cnt: break file_path = '/'.join((proj, 'files', 'tip', f)) full_uri = (BASE_URI % file_path) print '%s visiting %s' % (cnt, full_uri) s = time.time() f = o.open(full_uri) size = len(f.read()) e = time.time() - s total_time += e print '%s visited OK size:%s req:%s ms' % (cnt, size, e) print 'total_time', total_time print 'average on req', total_time / float(cnt)
def _to_python(self, value, state): perm_updates = OrderedSet() perm_additions = OrderedSet() perm_deletions = OrderedSet() # build a list of permission to update/delete and new permission # Read the perm_new_member/perm_del_member attributes and group # them by they IDs new_perms_group = defaultdict(dict) del_perms_group = defaultdict(dict) for k, v in value.copy().iteritems(): if k.startswith('perm_del_member'): # delete from org storage so we don't process that later del value[k] # part is `id`, `type` _type, part = k.split('perm_del_member_') args = part.split('_') if len(args) == 2: _key, pos = args del_perms_group[pos][_key] = v if k.startswith('perm_new_member'): # delete from org storage so we don't process that later del value[k] # part is `id`, `type`, `perm` _type, part = k.split('perm_new_member_') args = part.split('_') if len(args) == 2: _key, pos = args new_perms_group[pos][_key] = v # store the deletes for k in sorted(del_perms_group.keys()): perm_dict = del_perms_group[k] del_member = perm_dict.get('id') del_type = perm_dict.get('type') if del_member and del_type: perm_deletions.add((del_member, None, del_type)) # store additions in order of how they were added in web form for k in sorted(new_perms_group.keys()): perm_dict = new_perms_group[k] new_member = perm_dict.get('id') new_type = perm_dict.get('type') new_perm = perm_dict.get('perm') if new_member and new_perm and new_type: perm_additions.add((new_member, new_perm, new_type)) # get updates of permissions # (read the existing radio button states) for k, update_value in value.iteritems(): if k.startswith('u_perm_') or k.startswith('g_perm_'): member = k[7:] update_type = {'u': 'user', 'g': 'users_group'}[k[0]] if member == User.DEFAULT_USER: if str2bool(value.get('repo_private')): # set none for default when updating to # private repo protects agains form manipulation update_value = EMPTY_PERM perm_updates.add((member, update_value, update_type)) # check the deletes value['perm_additions'] = list(perm_additions) value['perm_updates'] = list(perm_updates) value['perm_deletions'] = list(perm_deletions) # validate users they exist and they are active ! for member_id, _perm, member_type in perm_additions: try: if member_type == 'user': self.user_db = User.query()\ .filter(User.active == true())\ .filter(User.user_id == member_id).one() if member_type == 'users_group': self.user_db = UserGroup.query()\ .filter(UserGroup.users_group_active == true())\ .filter(UserGroup.users_group_id == member_id)\ .one() except Exception: log.exception('Updated permission failed: org_exc:') msg = M(self, 'perm_new_member_type', state) raise formencode.Invalid( msg, value, state, error_dict={ 'perm_new_member_name': msg} ) return value