- #!/usr/bin/python
- import sys
- import getopt
- from datetime import datetime
- import pandas as pd
- from sqlalchemy import create_engine
- if __name__ == '__main__':
- # укажите входные параметры в строках
- unixOptions = "sdt:edt:" # ваш код
- gnuOptions = ["start_dt=", "end_dt="] # ваш код
- fullCmdArguments = sys.argv
- argumentList = fullCmdArguments[1:]
- try:
- arguments, values = getopt.getopt(
- argumentList, unixOptions, gnuOptions
- )
- except getopt.error as err:
- print(str(err))
- sys.exit(2)
- start_dt = '1981-01-01'
- end_dt = '1998-01-01'
- for currentArgument, currentValue in arguments:
- if currentArgument in ('-sdt', '--start_dt'):
- start_dt = currentValue
- elif currentArgument in ('-edt', '--end_dt'):
- end_dt = currentValue
- db_config = {
- 'user': 'my_user',
- 'pwd': 'my_user_password',
- 'host': 'localhost',
- 'port': 5432,
- 'db': 'games',
- }
- connection_string = 'postgresql://{}:{}@{}:{}/{}'.format(
- db_config['user'],
- db_config['pwd'],
- db_config['host'],
- db_config['port'],
- db_config['db'],
- )
- engine = create_engine(connection_string)
- query = ''' SELECT *
- FROM data_raw
- WHERE year_of_release::TIMESTAMP BETWEEN '{}'::TIMESTAMP AND '{}'::TIMESTAMP
- '''.format(start_dt, end_dt
- ) # напишите код
- data_raw = pd.io.sql.read_sql(query, con=engine, index_col='game_id')
- print(data_raw['year_of_release'].unique()) # ваш код