- # задаём данные для отрисовки
- from sqlalchemy import create_engine
- # пример подключения к базе данных для Postresql
- #db_config = {'user': 'my_user',
- # 'pwd': 'my_user_password',
- # 'host': 'localhost',
- # 'port': 5432,
- # 'db': 'games'}
- #engine = create_engine('postgresql://{}:{}@{}:{}/{}'.format(db_config['user'],
- # db_config['pwd'],
- # db_config['host'],
- # db_config['port'],
- # db_config['db']))
- # пример подключения к базе данных для Sqlite
- engine = create_engine('sqlite:////db/games.db', echo = False)
- # получаем сырые данные
- query = '''
- SELECT * FROM data_raw
- '''
- games_raw = pd.io.sql.read_sql(query, con = engine)
- # преобразуем типы
- games_raw['year_of_release'] = pd.to_datetime(games_raw['year_of_release'])
- columns = ['na_players', 'eu_players', 'jp_players', 'other_players']
- for column in columns: games_raw[column] = pd.to_numeric(games_raw[column], errors = 'coerce')
- games_raw['total'] = games_raw[['na_players',
- 'eu_players',
- 'jp_players',
- 'other_players']].sum(axis = 1).round(2)
- # сформируйте графики для отрисовки
- games_raw = games_raw[['name', 'platform', 'genre', 'total']].sort_values(by = 'total', ascending = False).head(10) # напишите код
- data = [go.Table(header = {'values': ['<b>Игра</b>', '<b>Платформа</b>',
- '<b>Жанр</b>', '<b>Продажи по всем регионам</b>'],
- 'fill_color': 'lightgrey',
- 'align': 'center'},
- cells = {'values': games_raw.T.values})] # напишите код
- # задаём лейаут
- external_stylesheets = ['https://codepen.io/chriddyp/pen/bWLwgP.css']
- app = dash.Dash(__name__, external_stylesheets=external_stylesheets,compress=False)
- app.layout = html.Div(children=[
- # формируем заголовок тегом HTML
- html.H1(children = 'Топ-10 игр по продажам'),
- dcc.Graph(
- figure = {'data': data,
- 'layout': go.Layout()
- },
- id = 'games_by_genre' # напишите код
- ),
- ])
- # описываем логику дашборда
- if __name__ == '__main__':
- app.run_server(host='0.0.0.0', port=3000)
Re: Untitled
From Lousy Kitten, 3 Months ago, written in Plain Text, viewed 78 times.
This paste is a reply to Untitled from Lousy Sheep
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