예제 #1
0
    def create_table(self, db: Database, uid_key: str,
                     keys: List[str]) -> Table:
        query = self.query
        if self.nrows is None:
            try:
                self.nrows = db.count(query)
            except (ValueError, KeyError) as e:
                error = ', '.join(['Bad query'] + list(e.args))
                from flask import flash
                flash(error)
                query = 'id=0'  # this will return no rows
                self.nrows = 0

        table = Table(db, uid_key)
        table.select(query,
                     self.columns,
                     self.sort,
                     self.limit,
                     offset=self.page * self.limit,
                     show_empty_columns=True)
        table.format()
        assert self.columns is not None
        table.addcolumns = sorted(column for column in all_columns + keys
                                  if column not in self.columns)
        return table
예제 #2
0
def test_hide_empty_columns():
    db = TestConnection()
    table = Table(db)
    for show in [True, False]:
        table.select('...', ['a', 'b', 'c'],
                     '',
                     10,
                     0,
                     show_empty_columns=show)
        if show:
            assert table.columns == ['a', 'b', 'c']
        else:
            assert table.columns == ['a', 'b']
예제 #3
0
def index():
    global next_table_id
    table_id = int(request.args.get('x', '0'))
    if table_id not in tables:
        table_id = next_table_id
        next_table_id += 1
        query = ''
        columns = list(all_columns)
        sort = 'id'
        limit = 100
        opened = set()
    else:
        query, columns, sort, limit, opened = tables[table_id]

    if 'toggle' in request.args:
        column = request.args['toggle']
        if column in columns:
            columns.remove(column)
            if column == sort.lstrip('-'):
                sort = 'id'
        else:
            columns.append(column)
    elif 'sort' in request.args:
        column = request.args['sort']
        if column == sort:
            sort = '-' + column
        elif '-' + column == sort:
            sort = 'id'
        else:
            sort = column
    elif 'query' in request.args:
        query = request.args['query'].encode()
        limit = int(request.args.get('limit', '0'))
        columns = list(all_columns)
        sort = 'id'
        opened = set()

    table = Table(connection)
    table.select(query, columns, sort, limit)
    tables[table_id] = query, table.columns, sort, limit, opened
    table.format(SUBSCRIPT)
    return render_template('table.html',
                           t=table,
                           query=query,
                           sort=sort,
                           limit=limit,
                           tid=table_id,
                           opened=opened,
                           home=home)
예제 #4
0
    def create_table(self, db: Database, uid_key: str) -> Table:
        query = self.query
        if self.nrows is None:
            try:
                self.nrows = db.count(query)
            except (ValueError, KeyError) as e:
                error = ', '.join(['Bad query'] + list(e.args))
                flash(error)
                query = 'id=0'  # this will return no rows
                self.nrows = 0

        table = Table(db, uid_key)
        table.select(query, self.columns, self.sort,
                     self.limit, offset=self.page * self.limit)
        table.format()
        table.addcolumns = sorted(column for column in
                                  all_columns + table.keys
                                  if column not in table.columns)
        return table
예제 #5
0
def main(args):
    verbosity = 1 - args.quiet + args.verbose
    query = ','.join(args.query)

    if args.sort.endswith('-'):
        # Allow using "key-" instead of "-key" for reverse sorting
        args.sort = '-' + args.sort[:-1]

    if query.isdigit():
        query = int(query)

    add_key_value_pairs = {}
    if args.add_key_value_pairs:
        for pair in args.add_key_value_pairs.split(','):
            key, value = pair.split('=')
            add_key_value_pairs[key] = convert_str_to_int_float_or_str(value)

    if args.delete_keys:
        delete_keys = args.delete_keys.split(',')
    else:
        delete_keys = []

    db = connect(args.database, use_lock_file=not args.no_lock_file)

    def out(*args):
        if verbosity > 0:
            print(*args)

    if args.analyse:
        db.analyse()
        return

    if args.show_keys:
        keys = defaultdict(int)
        for row in db.select(query):
            for key in row._keys:
                keys[key] += 1

        n = max(len(key) for key in keys) + 1
        for key, number in keys.items():
            print('{:{}} {}'.format(key + ':', n, number))
        return

    if args.show_values:
        keys = args.show_values.split(',')
        values = {key: defaultdict(int) for key in keys}
        numbers = set()
        for row in db.select(query):
            kvp = row.key_value_pairs
            for key in keys:
                value = kvp.get(key)
                if value is not None:
                    values[key][value] += 1
                    if not isinstance(value, str):
                        numbers.add(key)

        n = max(len(key) for key in keys) + 1
        for key in keys:
            vals = values[key]
            if key in numbers:
                print('{:{}} [{}..{}]'.format(key + ':', n, min(vals),
                                              max(vals)))
            else:
                print('{:{}} {}'.format(
                    key + ':', n,
                    ', '.join('{}({})'.format(v, n) for v, n in vals.items())))
        return

    if args.add_from_file:
        filename = args.add_from_file
        configs = ase.io.read(filename)
        if not isinstance(configs, list):
            configs = [configs]
        for atoms in configs:
            db.write(atoms, key_value_pairs=add_key_value_pairs)
        out('Added ' + plural(len(configs), 'row'))
        return

    if args.count:
        n = db.count(query)
        print('%s' % plural(n, 'row'))
        return

    if args.explain:
        for row in db.select(query,
                             explain=True,
                             verbosity=verbosity,
                             limit=args.limit,
                             offset=args.offset):
            print(row['explain'])
        return

    if args.show_metadata:
        print(json.dumps(db.metadata, sort_keys=True, indent=4))
        return

    if args.set_metadata:
        with open(args.set_metadata) as fd:
            db.metadata = json.load(fd)
        return

    if args.insert_into:
        nkvp = 0
        nrows = 0
        with connect(args.insert_into,
                     use_lock_file=not args.no_lock_file) as db2:
            for row in db.select(query, sort=args.sort):
                kvp = row.get('key_value_pairs', {})
                nkvp -= len(kvp)
                kvp.update(add_key_value_pairs)
                nkvp += len(kvp)
                if args.unique:
                    row['unique_id'] = '%x' % randint(16**31, 16**32 - 1)
                if args.strip_data:
                    db2.write(row.toatoms(), **kvp)
                else:
                    db2.write(row, data=row.get('data'), **kvp)
                nrows += 1

        out('Added %s (%s updated)' %
            (plural(nkvp, 'key-value pair'),
             plural(len(add_key_value_pairs) * nrows - nkvp, 'pair')))
        out('Inserted %s' % plural(nrows, 'row'))
        return

    if add_key_value_pairs or delete_keys:
        ids = [row['id'] for row in db.select(query)]
        M = 0
        N = 0
        with db:
            for id in ids:
                m, n = db.update(id,
                                 delete_keys=delete_keys,
                                 **add_key_value_pairs)
                M += m
                N += n
        out('Added %s (%s updated)' %
            (plural(M, 'key-value pair'),
             plural(len(add_key_value_pairs) * len(ids) - M, 'pair')))
        out('Removed', plural(N, 'key-value pair'))

        return

    if args.delete:
        ids = [row['id'] for row in db.select(query)]
        if ids and not args.yes:
            msg = 'Delete %s? (yes/No): ' % plural(len(ids), 'row')
            if input(msg).lower() != 'yes':
                return
        db.delete(ids)
        out('Deleted %s' % plural(len(ids), 'row'))
        return

    if args.plot_data:
        from ase.db.plot import dct2plot
        dct2plot(db.get(query).data, args.plot_data)
        return

    if args.plot:
        if ':' in args.plot:
            tags, keys = args.plot.split(':')
            tags = tags.split(',')
        else:
            tags = []
            keys = args.plot
        keys = keys.split(',')
        plots = defaultdict(list)
        X = {}
        labels = []
        for row in db.select(query, sort=args.sort, include_data=False):
            name = ','.join(str(row[tag]) for tag in tags)
            x = row.get(keys[0])
            if x is not None:
                if isinstance(x, basestring):
                    if x not in X:
                        X[x] = len(X)
                        labels.append(x)
                    x = X[x]
                plots[name].append([x] + [row.get(key) for key in keys[1:]])
        import matplotlib.pyplot as plt
        for name, plot in plots.items():
            xyy = zip(*plot)
            x = xyy[0]
            for y, key in zip(xyy[1:], keys[1:]):
                plt.plot(x, y, label=name + ':' + key)
        if X:
            plt.xticks(range(len(labels)), labels, rotation=90)
        plt.legend()
        plt.show()
        return

    if args.json:
        row = db.get(query)
        db2 = connect(sys.stdout, 'json', use_lock_file=False)
        kvp = row.get('key_value_pairs', {})
        db2.write(row, data=row.get('data'), **kvp)
        return

    db.python = args.metadata_from_python_script

    if args.long:
        db.meta = process_metadata(db, html=args.open_web_browser)
        row = db.get(query)
        summary = Summary(row, db.meta)
        summary.write()
        return

    if args.open_web_browser:
        try:
            import ase.db.app as app
        except ImportError:
            print('Please install Flask: pip install flask')
            return
        app.databases['default'] = db
        app.initialize_databases()
        app.app.run(host='0.0.0.0', debug=True)
        return

    if args.write_summary_files:
        prefix = args.write_summary_files
        db.meta = process_metadata(db, html=args.open_web_browser)
        ukey = db.meta.get('unique_key', 'id')
        for row in db.select(query):
            uid = row.get(ukey)
            summary = Summary(row,
                              db.meta,
                              prefix='{}-{}-'.format(prefix, uid))
        return

    columns = list(all_columns)
    c = args.columns
    if c and c.startswith('++'):
        keys = set()
        for row in db.select(query,
                             limit=args.limit,
                             offset=args.offset,
                             include_data=False):
            keys.update(row._keys)
        columns.extend(keys)
        if c[2:3] == ',':
            c = c[3:]
        else:
            c = ''
    if c:
        if c[0] == '+':
            c = c[1:]
        elif c[0] != '-':
            columns = []
        for col in c.split(','):
            if col[0] == '-':
                columns.remove(col[1:])
            else:
                columns.append(col.lstrip('+'))

    table = Table(db, verbosity=verbosity, cut=args.cut)
    table.select(query, columns, args.sort, args.limit, args.offset)
    if args.csv:
        table.write_csv()
    else:
        table.write(query)
예제 #6
0
파일: app.py 프로젝트: essil1/ase-laser
def index(project):
    global next_con_id

    # Backwards compatibility:
    project = request.args.get('project') or project

    if not projects:
        # First time: initialize list of projects
        for proj, db in sorted(databases.items()):
            meta = ase.db.web.process_metadata(db)
            db.meta = meta
            nrows = len(db)
            projects.append((proj, db.meta.get('title', proj), nrows))
            print('Initialized {proj}: {nrows} rows'.format(proj=proj,
                                                            nrows=nrows))

    if project is None and len(projects) > 1:
        return render_template('projects.html',
                               projects=projects,
                               home=home,
                               md=None,
                               ase_db_footer=ase_db_footer)

    if project is None:
        project = list(databases)[0]

    con_id = int(request.args.get('x', '0'))
    if con_id in connections:
        query, nrows, page, columns, sort, limit = connections[con_id]

    if con_id not in connections:
        # Give this connetion a new id:
        con_id = next_con_id
        next_con_id += 1
        query = ['', {}, '']
        nrows = None
        page = 0
        columns = None
        sort = 'id'
        limit = 25

    db = databases.get(project)
    if db is None:
        return 'No such project: ' + project

    meta = db.meta

    if columns is None:
        columns = meta.get('default_columns')[:] or list(all_columns)

    if 'sort' in request.args:
        column = request.args['sort']
        if column == sort:
            sort = '-' + column
        elif '-' + column == sort:
            sort = 'id'
        else:
            sort = column
        page = 0
    elif 'query' in request.args:
        dct = {}
        query = [request.args['query']]
        q = query[0]
        for special in meta['special_keys']:
            kind, key = special[:2]
            if kind == 'SELECT':
                value = request.args['select_' + key]
                dct[key] = convert_str_to_int_float_or_str(value)
                if value:
                    q += ',{}={}'.format(key, value)
            elif kind == 'BOOL':
                value = request.args['bool_' + key]
                dct[key] = convert_str_to_int_float_or_str(value)
                if value:
                    q += ',{}={}'.format(key, value)
            else:
                v1 = request.args['from_' + key]
                v2 = request.args['to_' + key]
                var = request.args['range_' + key]
                dct[key] = (v1, v2, var)
                if v1 or v2:
                    var = request.args['range_' + key]
                    if v1:
                        q += ',{}>={}'.format(var, v1)
                    if v2:
                        q += ',{}<={}'.format(var, v2)
        q = q.lstrip(',')
        query += [dct, q]
        sort = 'id'
        page = 0
        nrows = None
    elif 'limit' in request.args:
        limit = int(request.args['limit'])
        page = 0
    elif 'page' in request.args:
        page = int(request.args['page'])

    if 'toggle' in request.args:
        column = request.args['toggle']
        if column == 'reset':
            columns = meta.get('default_columns')[:] or list(all_columns)
        else:
            if column in columns:
                columns.remove(column)
                if column == sort.lstrip('-'):
                    sort = 'id'
                    page = 0
            else:
                columns.append(column)

    okquery = query

    if nrows is None:
        try:
            nrows = db.count(query[2])
        except (ValueError, KeyError) as e:
            flash(', '.join(['Bad query'] + list(e.args)))
            okquery = ('', {}, 'id=0')  # this will return no rows
            nrows = 0

    table = Table(db, meta.get('unique_key', 'id'))
    table.select(okquery[2], columns, sort, limit, offset=page * limit)

    con = Connection(query, nrows, page, columns, sort, limit)
    connections[con_id] = con

    if len(connections) > 1000:
        # Forget old connections:
        for cid in sorted(connections)[:200]:
            del connections[cid]

    table.format(SUBSCRIPT)

    addcolumns = [
        column for column in all_columns + table.keys
        if column not in table.columns
    ]

    return render_template('table.html',
                           project=project,
                           t=table,
                           md=meta,
                           con=con,
                           x=con_id,
                           home=home,
                           ase_db_footer=ase_db_footer,
                           pages=pages(page, nrows, limit),
                           nrows=nrows,
                           addcolumns=addcolumns,
                           row1=page * limit + 1,
                           row2=min((page + 1) * limit, nrows),
                           download_button=download_button)
예제 #7
0
def run(opts, args, verbosity):
    filename = args.pop(0)
    query = ','.join(args)

    if query.isdigit():
        query = int(query)

    add_key_value_pairs = {}
    if opts.add_key_value_pairs:
        for pair in opts.add_key_value_pairs.split(','):
            key, value = pair.split('=')
            for type in [int, float]:
                try:
                    value = type(value)
                except ValueError:
                    pass
                else:
                    break
            add_key_value_pairs[key] = value

    if opts.delete_keys:
        delete_keys = opts.delete_keys.split(',')
    else:
        delete_keys = []

    con = connect(filename, use_lock_file=not opts.no_lock_file)

    def out(*args):
        if verbosity > 0:
            print(*args)

    if opts.add_from_file:
        filename = opts.add_from_file
        if ':' in filename:
            calculator_name, filename = filename.split(':')
            atoms = get_calculator(calculator_name)(filename).get_atoms()
        else:
            atoms = ase.io.read(filename)
        con.write(atoms, key_value_pairs=add_key_value_pairs)
        out('Added {0} from {1}'.format(atoms.get_chemical_formula(),
                                        filename))
        return

    if opts.count:
        n = con.count(query)
        print('%s' % plural(n, 'row'))
        return

    if opts.explain:
        for dct in con.select(query,
                              explain=True,
                              verbosity=verbosity,
                              limit=opts.limit,
                              offset=opts.offset):
            print(dct['explain'])
        return

    if opts.insert_into:
        nkvp = 0
        nrows = 0
        with connect(opts.insert_into,
                     use_lock_file=not opts.no_lock_file) as con2:
            for dct in con.select(query):
                kvp = dct.get('key_value_pairs', {})
                nkvp = -len(kvp)
                kvp.update(add_key_value_pairs)
                nkvp += len(kvp)
                con2.write(dct, data=dct.get('data'), **kvp)
                nrows += 1

        out('Added %s (%s updated)' %
            (plural(nkvp, 'key-value pair'),
             plural(len(add_key_value_pairs) * nrows - nkvp, 'pair')))
        out('Inserted %s' % plural(nrows, 'row'))
        return

    if add_key_value_pairs or delete_keys:
        ids = [dct['id'] for dct in con.select(query)]
        m, n = con.update(ids, delete_keys, **add_key_value_pairs)
        out('Added %s (%s updated)' %
            (plural(m, 'key-value pair'),
             plural(len(add_key_value_pairs) * len(ids) - m, 'pair')))
        out('Removed', plural(n, 'key-value pair'))

        return

    if opts.delete:
        ids = [dct['id'] for dct in con.select(query)]
        if ids and not opts.yes:
            msg = 'Delete %s? (yes/No): ' % plural(len(ids), 'row')
            if raw_input(msg).lower() != 'yes':
                return
        con.delete(ids)
        out('Deleted %s' % plural(len(ids), 'row'))
        return

    if opts.python_expression:
        for dct in con.select(query):
            row = eval(opts.python_expression, dct)
            if not isinstance(row, (list, tuple, np.ndarray)):
                row = [row]
            print(', '.join(str(x) for x in row))
        return

    if opts.long:
        dct = con.get(query)
        summary = Summary(dct)
        summary.write()
    else:
        if opts.open_web_browser:
            import ase.db.app as app
            app.db = con
            app.app.run(host='0.0.0.0', debug=True)
        else:
            columns = list(all_columns)
            c = opts.columns
            if c:
                if c[0] == '+':
                    c = c[1:]
                elif c[0] != '-':
                    columns = []
                for col in c.split(','):
                    if col[0] == '-':
                        columns.remove(col[1:])
                    else:
                        columns.append(col.lstrip('+'))

            table = Table(con, verbosity, opts.cut)
            table.select(query, columns, opts.sort, opts.limit, opts.offset)
            if opts.csv:
                table.write_csv()
            else:
                table.write()
예제 #8
0
def run(opts, args, verbosity):
    filename = args.pop(0)
    query = ','.join(args)

    if query.isdigit():
        query = int(query)

    add_key_value_pairs = {}
    if opts.add_key_value_pairs:
        for pair in opts.add_key_value_pairs.split(','):
            key, value = pair.split('=')
            add_key_value_pairs[key] = convert_str_to_float_or_str(value)

    if opts.delete_keys:
        delete_keys = opts.delete_keys.split(',')
    else:
        delete_keys = []

    con = connect(filename, use_lock_file=not opts.no_lock_file)

    def out(*args):
        if verbosity > 0:
            print(*args)

    if opts.analyse:
        con.analyse()
        return

    if opts.add_from_file:
        filename = opts.add_from_file
        if ':' in filename:
            calculator_name, filename = filename.split(':')
            atoms = get_calculator(calculator_name)(filename).get_atoms()
        else:
            atoms = ase.io.read(filename)
        con.write(atoms, key_value_pairs=add_key_value_pairs)
        out('Added {0} from {1}'.format(atoms.get_chemical_formula(),
                                        filename))
        return

    if opts.count:
        n = con.count(query)
        print('%s' % plural(n, 'row'))
        return

    if opts.explain:
        for dct in con.select(query,
                              explain=True,
                              verbosity=verbosity,
                              limit=opts.limit,
                              offset=opts.offset):
            print(dct['explain'])
        return

    if opts.insert_into:
        nkvp = 0
        nrows = 0
        with connect(opts.insert_into,
                     use_lock_file=not opts.no_lock_file) as con2:
            for dct in con.select(query):
                kvp = dct.get('key_value_pairs', {})
                nkvp -= len(kvp)
                kvp.update(add_key_value_pairs)
                nkvp += len(kvp)
                if opts.unique:
                    dct['unique_id'] = '%x' % randint(16**31, 16**32 - 1)
                con2.write(dct, data=dct.get('data'), **kvp)
                nrows += 1

        out('Added %s (%s updated)' %
            (plural(nkvp, 'key-value pair'),
             plural(len(add_key_value_pairs) * nrows - nkvp, 'pair')))
        out('Inserted %s' % plural(nrows, 'row'))
        return

    if add_key_value_pairs or delete_keys:
        ids = [dct['id'] for dct in con.select(query)]
        m, n = con.update(ids, delete_keys, **add_key_value_pairs)
        out('Added %s (%s updated)' %
            (plural(m, 'key-value pair'),
             plural(len(add_key_value_pairs) * len(ids) - m, 'pair')))
        out('Removed', plural(n, 'key-value pair'))

        return

    if opts.delete:
        ids = [dct['id'] for dct in con.select(query)]
        if ids and not opts.yes:
            msg = 'Delete %s? (yes/No): ' % plural(len(ids), 'row')
            if input(msg).lower() != 'yes':
                return
        con.delete(ids)
        out('Deleted %s' % plural(len(ids), 'row'))
        return

    if opts.plot_data:
        from ase.db.plot import dct2plot
        dct2plot(con.get(query).data, opts.plot_data)
        return

    if opts.plot:
        if ':' in opts.plot:
            tags, keys = opts.plot.split(':')
            tags = tags.split(',')
        else:
            tags = []
            keys = opts.plot
        keys = keys.split(',')
        plots = collections.defaultdict(list)
        X = {}
        labels = []
        for row in con.select(query, sort=opts.sort):
            name = ','.join(str(row[tag]) for tag in tags)
            x = row.get(keys[0])
            if x is not None:
                if isinstance(x, basestring):
                    if x not in X:
                        X[x] = len(X)
                        labels.append(x)
                    x = X[x]
                plots[name].append([x] + [row.get(key) for key in keys[1:]])
        import matplotlib.pyplot as plt
        for name, plot in plots.items():
            xyy = zip(*plot)
            x = xyy[0]
            for y, key in zip(xyy[1:], keys[1:]):
                plt.plot(x, y, label=name + ':' + key)
        if X:
            plt.xticks(range(len(labels)), labels, rotation=90)
        plt.legend()
        plt.show()
        return

    if opts.long:
        dct = con.get(query)
        summary = Summary(dct)
        summary.write()
    elif opts.json:
        dct = con.get(query)
        con2 = connect(sys.stdout, 'json', use_lock_file=False)
        kvp = dct.get('key_value_pairs', {})
        con2.write(dct, data=dct.get('data'), **kvp)
    else:
        if opts.open_web_browser:
            import ase.db.app as app
            app.db = con
            app.app.run(host='0.0.0.0', debug=True)
        else:
            columns = list(all_columns)
            c = opts.columns
            if c and c.startswith('++'):
                keys = set()
                for row in con.select(query,
                                      limit=opts.limit,
                                      offset=opts.offset):
                    keys.update(row._keys)
                columns.extend(keys)
                if c[2:3] == ',':
                    c = c[3:]
                else:
                    c = ''
            if c:
                if c[0] == '+':
                    c = c[1:]
                elif c[0] != '-':
                    columns = []
                for col in c.split(','):
                    if col[0] == '-':
                        columns.remove(col[1:])
                    else:
                        columns.append(col.lstrip('+'))

            table = Table(con, verbosity, opts.cut)
            table.select(query, columns, opts.sort, opts.limit, opts.offset)
            if opts.csv:
                table.write_csv()
            else:
                table.write(query)
예제 #9
0
def main(args):
    verbosity = 1 - args.quiet + args.verbose
    query = ','.join(args.query)

    if args.sort.endswith('-'):
        args.sort = '-' + args.sort[:-1]

    if query.isdigit():
        query = int(query)

    add_key_value_pairs = {}
    if args.add_key_value_pairs:
        for pair in args.add_key_value_pairs.split(','):
            key, value = pair.split('=')
            add_key_value_pairs[key] = convert_str_to_int_float_or_str(value)

    if args.delete_keys:
        delete_keys = args.delete_keys.split(',')
    else:
        delete_keys = []

    db = connect(args.database, use_lock_file=not args.no_lock_file)

    def out(*args):
        if verbosity > 0:
            print(*args)

    if args.analyse:
        db.analyse()
        return

    if args.add_from_file:
        filename = args.add_from_file
        if ':' in filename:
            calculator_name, filename = filename.split(':')
            atoms = get_calculator(calculator_name)(filename).get_atoms()
        else:
            atoms = ase.io.read(filename)
        db.write(atoms, key_value_pairs=add_key_value_pairs)
        out('Added {0} from {1}'.format(atoms.get_chemical_formula(),
                                        filename))
        return

    if args.count:
        n = db.count(query)
        print('%s' % plural(n, 'row'))
        return

    if args.explain:
        for row in db.select(query,
                             explain=True,
                             verbosity=verbosity,
                             limit=args.limit,
                             offset=args.offset):
            print(row['explain'])
        return

    if args.show_metadata:
        print(json.dumps(db.metadata, sort_keys=True, indent=4))
        return

    if args.set_metadata:
        with open(args.set_metadata) as fd:
            db.metadata = json.load(fd)
        return

    if args.insert_into:
        nkvp = 0
        nrows = 0
        with connect(args.insert_into,
                     use_lock_file=not args.no_lock_file) as db2:
            for row in db.select(query, sort=args.sort):
                kvp = row.get('key_value_pairs', {})
                nkvp -= len(kvp)
                kvp.update(add_key_value_pairs)
                nkvp += len(kvp)
                if args.unique:
                    row['unique_id'] = '%x' % randint(16**31, 16**32 - 1)
                db2.write(row, data=row.get('data'), **kvp)
                nrows += 1

        out('Added %s (%s updated)' %
            (plural(nkvp, 'key-value pair'),
             plural(len(add_key_value_pairs) * nrows - nkvp, 'pair')))
        out('Inserted %s' % plural(nrows, 'row'))
        return

    if add_key_value_pairs or delete_keys:
        ids = [row['id'] for row in db.select(query)]
        m, n = db.update(ids, delete_keys, **add_key_value_pairs)
        out('Added %s (%s updated)' %
            (plural(m, 'key-value pair'),
             plural(len(add_key_value_pairs) * len(ids) - m, 'pair')))
        out('Removed', plural(n, 'key-value pair'))

        return

    if args.delete:
        ids = [row['id'] for row in db.select(query)]
        if ids and not args.yes:
            msg = 'Delete %s? (yes/No): ' % plural(len(ids), 'row')
            if input(msg).lower() != 'yes':
                return
        db.delete(ids)
        out('Deleted %s' % plural(len(ids), 'row'))
        return

    if args.plot_data:
        from ase.db.plot import dct2plot
        dct2plot(db.get(query).data, args.plot_data)
        return

    if args.plot:
        if ':' in args.plot:
            tags, keys = args.plot.split(':')
            tags = tags.split(',')
        else:
            tags = []
            keys = args.plot
        keys = keys.split(',')
        plots = collections.defaultdict(list)
        X = {}
        labels = []
        for row in db.select(query, sort=args.sort, include_data=False):
            name = ','.join(str(row[tag]) for tag in tags)
            x = row.get(keys[0])
            if x is not None:
                if isinstance(x, basestring):
                    if x not in X:
                        X[x] = len(X)
                        labels.append(x)
                    x = X[x]
                plots[name].append([x] + [row.get(key) for key in keys[1:]])
        import matplotlib.pyplot as plt
        for name, plot in plots.items():
            xyy = zip(*plot)
            x = xyy[0]
            for y, key in zip(xyy[1:], keys[1:]):
                plt.plot(x, y, label=name + ':' + key)
        if X:
            plt.xticks(range(len(labels)), labels, rotation=90)
        plt.legend()
        plt.show()
        return

    if args.json:
        row = db.get(query)
        db2 = connect(sys.stdout, 'json', use_lock_file=False)
        kvp = row.get('key_value_pairs', {})
        db2.write(row, data=row.get('data'), **kvp)
        return

    db.python = args.metadata_from_python_script
    db.meta = process_metadata(db, html=args.open_web_browser)

    if args.long:
        # Remove .png files so that new ones will be created.
        for func, filenames in db.meta.get('functions', []):
            for filename in filenames:
                try:
                    os.remove(filename)
                except OSError:  # Python 3 only: FileNotFoundError
                    pass

        row = db.get(query)
        summary = Summary(row, db.meta)
        summary.write()
    else:
        if args.open_web_browser:
            import ase.db.app as app
            app.databases['default'] = db
            app.app.run(host='0.0.0.0', debug=True)
        else:
            columns = list(all_columns)
            c = args.columns
            if c and c.startswith('++'):
                keys = set()
                for row in db.select(query,
                                     limit=args.limit,
                                     offset=args.offset,
                                     include_data=False):
                    keys.update(row._keys)
                columns.extend(keys)
                if c[2:3] == ',':
                    c = c[3:]
                else:
                    c = ''
            if c:
                if c[0] == '+':
                    c = c[1:]
                elif c[0] != '-':
                    columns = []
                for col in c.split(','):
                    if col[0] == '-':
                        columns.remove(col[1:])
                    else:
                        columns.append(col.lstrip('+'))

            table = Table(db, verbosity, args.cut)
            table.select(query, columns, args.sort, args.limit, args.offset)
            if args.csv:
                table.write_csv()
            else:
                table.write(query)
예제 #10
0
def index():
    global next_con_id
    con_id = int(request.args.get('x', '0'))
    if con_id not in connections:
        con_id = next_con_id
        next_con_id += 1
        query = ''
        columns = list(all_columns)
        sort = 'id'
        limit = 25
        opened = set()
        nrows = None
        page = 0
    else:
        query, nrows, page, columns, sort, limit, opened = connections[con_id]

    if 'sort' in request.args:
        column = request.args['sort']
        if column == sort:
            sort = '-' + column
        elif '-' + column == sort:
            sort = 'id'
        else:
            sort = column
        page = 0
    elif 'query' in request.args:
        query = request.args['query'].encode()
        try:
            limit = max(1, min(int(request.args.get('limit', limit)), 200))
        except ValueError:
            pass
        sort = 'id'
        opened = set()
        page = 0
        nrows = None
    elif 'page' in request.args:
        page = int(request.args['page'])

    if 'toggle' in request.args:
        tcolumns = request.args['toggle'].split(',')
        if tcolumns == ['reset']:
            columns = list(all_columns)
        else:
            for column in tcolumns:
                if column in columns:
                    columns.remove(column)
                    if column == sort.lstrip('-'):
                        sort = 'id'
                        page = 0
                else:
                    columns.append(column)

    if nrows is None:
        nrows = db.count(query)

    table = Table(db)
    table.select(query, columns, sort, limit, offset=page * limit)
    con = Connection(query, nrows, page, columns, sort, limit, opened)
    connections[con_id] = con
    table.format(SUBSCRIPT)
    addcolumns = [
        column for column in all_columns + table.keys
        if column not in table.columns
    ]

    return render_template('table.html',
                           t=table,
                           con=con,
                           cid=con_id,
                           home=home,
                           pages=pages(page, nrows, limit),
                           nrows=nrows,
                           addcolumns=addcolumns,
                           row1=page * limit + 1,
                           row2=min((page + 1) * limit, nrows))