shutil.copyfile(os.path.join(TRAIN_DIR, 'etl.sql'),
os.path.join(PREDICT_DIR, 'etl.sql'))
query = utils.import_query(os.path.join(PREDICT_DIR, 'etl.sql'))
print('\nImportando modelo...')
model = pd.read_pickle(os.path.join(MODELS_DIR, 'models.pkl'))
print('Pronto.')
print('\nAbrindo conexão...')
conn = utils.connect_db('sqlite', path=DB_PATH)
print('Pronto.')
print('\nFazendo ETL...')
query = query.format(date=args.date, stage='PREDICT')
utils.execute_many_sql(query, conn)
df = pd.read_sql_table('PRE_ABT_PREDICT_CHURN', conn)
print('Pronto.')
print('\nRealizando predições...')
df['churn_prob'] = model['models'].predict_proba(df[model['features']])[:, 1]
print('Pronto.')
print('\nSalvando base escora...')
table = df[['churn_prob', 'seller_id']]
if args.export == 'sqlite':
table.to_sql('tb_churn_score', conn)
elif args.export == 'csv':
table.to_csv(os.path.join(DATA_DIR, 'tb_churn_score.csv'), index=False)
print('Pronto\n')
# Calculo da quantidade maxima de dias para revenda
days_between = datetime.datetime.strptime( args.date_end, "%Y-%m-%d" ) - datetime.datetime.strptime( date_init, "%Y-%m-%d" )
days_between = days_between.days
print("\n\n Criando tabela axuliar...")
# identificação de todas possíveis categorias
categories_query = utils.import_query( os.path.join(TRAIN_DIR, 'categories.sql') )
categories = pd.read_sql_query( categories_query, con )['categories'].tolist()
# criação de tabela com info de dia a dia por catetoria
df_days = pd.DataFrame()
for c in categories:
df_tmp = pd.DataFrame( {"days": list(range(1, days_between+1)),
'category': [c] * days_between } )
df_days = df_days.append( df_tmp, ignore_index=True )
df_days.to_sql( 'tb_days_between', con, if_exists='replace', index=False )
print("Ok.")
# Query de modelagem
print("\n\n Executando o ETL...")
query = utils.import_query( os.path.join(TRAIN_DIR, 'lifetime.sql') ) # Importa a nossa query
query = query.format( date_init = date_init, date_end = args.date_end )
utils.execute_many_sql( query, con, verbose=True )
print("\n Ok.")
if args.backup:
file_name = 'lifetime_{date_init}_{date_end}.csv'.format( date_init=date_init.replace("-",""),
date_end=args.date_end.replace("-","") )
df = pd.read_sql_table( 'tb_model_lifetime', con ) # Executa a query dentro do banco
df.to_csv( os.path.join(DATA_DIR, file_name), sep=",", index=False) # Salvando em um csv...
print("\n Abrindo conexão com banco de dados...")
con = utils.connect_db('sqlite', path=DB_PATH)
print(" Ok.")
print("\n Executando a extração dos dados...")
# Query de features base
query_etl_base = utils.import_query(os.path.join(TRAIN_DIR, 'etl.sql'))
# Query para abt_base
query_abt_base = utils.import_query(os.path.join(TRAIN_DIR, 'make_abt.sql'))
dfs = []
for d in dates:
query_etl = query_etl_base.format(date=d, stage="TRAIN")
query_abt = query_abt_base.format(date=d)
utils.execute_many_sql(query_etl, con)
dfs.append(pd.read_sql_query(query_abt, con))
df = pd.concat(dfs, axis=0, ignore_index=True)
print(" Ok.")
if args.save_db:
print("\n Salvando dados em Banco de dados...")
table_name = 'tb_abt_{date_init}_{date_end}'.format(
date_init=args.date_init.replace("-", ""),
date_end=args.date_end.replace("-", ""))
df.to_sql(table_name, con, index=False, if_exists='replace')
print(" Ok.")
if args.save_file:
print("\n Salvando dados em arquivo...")
choices=['sqlite', 'sql'],
default='sqlite')
args = parser.parse_args()
date_end = args.date_end
date_init = datetime.datetime.strptime(
args.date_end, "%Y-%m-%d") - dateutils.relativedelta(years=1)
date_init = date_init.strftime("%Y-%m-%d")
# Importa a query
query = utils.import_query(os.path.join(DATA_PREP_DIR, 'segmentos.sql'))
query = query.format(date_init=date_init, date_end=date_end)
if args.database == 'sqlite':
query = query.replace('olist.', '')
table_name = 'tb_seller_sgmt'
elif args.database == 'sql':
table_name = 'olist.tb_seller_sgmt'
# Abrindo conexão com banco...
conn = utils.connect_db(args.database, path=DB_PATH)
try:
create_query = f'''CREATE TABLE {table_name} AS\n{query};'''
utils.execute_many_sql(create_query, conn)
except:
insert_query = f'''DELETE FROM {table_name} WHERE DT_SGMT = '{date_end}';
INSERT INTO {table_name} {query};'''
utils.execute_many_sql(insert_query, conn, verbose=True)
DATA_PREP_DIR = os.path.dirname(PREDICT_DIR)
SRC_DIR = os.path.dirname(DATA_PREP_DIR)
BASE_DIR = os.path.dirname(SRC_DIR)
DATA_DIR = os.path.join(BASE_DIR, 'data')
DB_PATH = os.path.join(os.path.dirname(BASE_DIR), 'upload_olist', 'data',
'olist.db')
# Buscando data de incio da extração
date_init = datetime.datetime.strptime(
args.date_end, "%Y-%m-%d") - dateutils.relativedelta(months=args.delta)
date_init = date_init.strftime("%Y-%m-%d")
# Abrindo conexão com o banco
con = utils.connect_db('sqlite', path=DB_PATH)
# Importando query
query = utils.import_query(os.path.join(PREDICT_DIR, 'make_score.sql'))
query = query.format(date_init=date_init, date_end=args.date_end)
try:
print("\n\n Criando tabela...")
create = utils.import_query(os.path.join(PREDICT_DIR, 'create.sql'))
create = create.format(query=query)
utils.execute_many_sql(create, con, verbose=True)
print(" Ok.")
except:
print("\n\n Inserindo dados na tabela...")
insert = utils.import_query(os.path.join(PREDICT_DIR, 'insert.sql'))
insert = insert.format(query=query, date=args.date_end)
utils.execute_many_sql(insert, con, verbose=True)
print(" Ok.")