152 lines
6.7 KiB
Python
152 lines
6.7 KiB
Python
# -*- coding: utf-8 -*-
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from sqlalchemy import create_engine, inspect
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy import Column, Integer, String, ForeignKey, BigInteger, DECIMAL, DateTime, Text
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from sqlalchemy.sql import func
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from sqlalchemy.orm import relationship, Session
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from sqlalchemy.pool import NullPool
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import yaml
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with open('conf_db.yaml') as file:
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dct_conf_db_all = yaml.full_load(file)
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is_local_db = dct_conf_db_all['is_local_db']
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if is_local_db:
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dct_conf_db = dct_conf_db_all['local']
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else:
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dct_conf_db = dct_conf_db_all['remote']
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with open('conf_db_prefix.yaml') as file:
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dct_conf_db_prefix = yaml.full_load(file)
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db_name_prefix = dct_conf_db_prefix['db_name_prefix']
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str_login = 'mysql://{}:{}@{}:{}/{}'.format(dct_conf_db['user_name'], dct_conf_db['password'],
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dct_conf_db['address'], dct_conf_db['port'], dct_conf_db['db_name'])
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print('DB is {}:{}/{}'.format(dct_conf_db['address'], dct_conf_db['port'], dct_conf_db['db_name']))
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engine = create_engine(str_login, poolclass=NullPool) # must be null pool to avoid connection lost error
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ins = inspect(engine)
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Base = declarative_base(constructor=engine)
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db_session = Session(bind=engine)
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class Experiment(Base):
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__tablename__ = f"{db_name_prefix}_experiment"
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id = Column(Integer, primary_key=True, autoincrement=True)
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idx_exp = Column(Integer, nullable=False)
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# fixed parameters
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int_n_country = Column(Integer, nullable=False)
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max_int_n_supplier = Column(Integer, nullable=False) # uni(1, max), random parameter 1 of firm
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int_n_product = Column(Integer, nullable=False)
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int_n_firm_per_product_per_country = Column(Integer, nullable=False)
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flt_demand_total = Column(DECIMAL(10, 2), nullable=False) # tri(0, total_demand, mean), to compute random para a
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flt_bm_price_ratio = Column(DECIMAL(10, 2), nullable=False) # benchmark value of b, same for both countries
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flt_beta_developing = Column(DECIMAL(10, 2), nullable=False) # benchmark value of c(beta), for developing countries
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n_sample = Column(Integer, nullable=False)
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n_iter = Column(Integer, nullable=False)
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# variables
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is_eliminated = Column(Integer, nullable=False)
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flt_beta_developed = Column(DECIMAL(10, 2), nullable=False) # larger, for developed countries
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lambda_tier = Column(DECIMAL(10, 2), nullable=False)
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tariff_percentage_1 = Column(DECIMAL(10, 2), nullable=False)
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tariff_percentage_2 = Column(DECIMAL(10, 2), nullable=False)
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sample = relationship('Sample', back_populates='experiment', lazy='dynamic')
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def __repr__(self):
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return f'<Experiment: {self.id}>'
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class Sample(Base):
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__tablename__ = f"{db_name_prefix}_sample"
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id = Column(Integer, primary_key=True, autoincrement=True)
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e_id = Column(Integer, ForeignKey('{}.id'.format(f"{db_name_prefix}_experiment")), nullable=False)
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idx_sample = Column(Integer, nullable=False)
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seed = Column(BigInteger, nullable=False)
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is_done_flag = Column(Integer, nullable=False) # -1, waiting; 0, running; 1, done
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computer_name = Column(String(64), nullable=True)
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ts_done = Column(DateTime(timezone=True), onupdate=func.now())
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stop_t = Column(Integer, nullable=True)
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c1_wealth = Column(DECIMAL(20, 2), nullable=True) # country 1, developing countries
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c2_wealth = Column(DECIMAL(20, 2), nullable=True) # country 2, developed countries
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c1_wealth_dgt = Column(Integer, nullable=True)
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c2_wealth_dgt = Column(Integer, nullable=True)
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c1_tariff = Column(DECIMAL(20, 2), nullable=True) # country 1, developing countries
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c2_tariff = Column(DECIMAL(20, 2), nullable=True) # country 2, developed countries
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c1_tariff_dgt = Column(Integer, nullable=True)
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c2_tariff_dgt = Column(Integer, nullable=True)
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c1_n_firms = Column(Integer, nullable=True)
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c2_n_firms = Column(Integer, nullable=True)
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c1_n_positive_firms = Column(Integer, nullable=True)
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c2_n_positive_firms = Column(Integer, nullable=True)
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network = Column(Text(4294000000), nullable=True)
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network_order = Column(Text(4294000000), nullable=True)
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network_country = Column(Text(4294000000), nullable=True)
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experiment = relationship('Experiment', back_populates='sample', uselist=False)
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product = relationship('Product', back_populates='sample', lazy='dynamic')
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def __repr__(self):
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return f'<Sample id: {self.id}>'
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class Product(Base):
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__tablename__ = f"{db_name_prefix}_product"
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id = Column(Integer, primary_key=True, autoincrement=True)
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s_id = Column(Integer, ForeignKey('{}.id'.format(f"{db_name_prefix}_sample")), nullable=False)
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int_name = Column(Integer, nullable=False)
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int_tier = Column(Integer, nullable=False)
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n_up_products = Column(Integer, nullable=False)
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n_peer_products = Column(Integer, nullable=False)
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n_positive_firms = Column(Integer, nullable=False)
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n_all_firms = Column(Integer, nullable=False)
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gini_acc_demand_per_age = Column(DECIMAL(10, 2), nullable=False)
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gini_acc_wealth_per_age = Column(DECIMAL(10, 2), nullable=False)
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gini_acc_demand_per_age_all = Column(DECIMAL(10, 2), nullable=False)
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gini_acc_wealth_per_age_all = Column(DECIMAL(10, 2), nullable=False)
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# lst_n_positive_firms = Column(Text(4294000000), nullable=False)
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# lst_n_all_firms = Column(Text(4294000000), nullable=False)
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# lst_gini_acc_demand_per_age = Column(Text(4294000000), nullable=False)
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# lst_gini_acc_wealth_per_age = Column(Text(4294000000), nullable=False)
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# lst_gini_acc_demand_per_age_all = Column(Text(4294000000), nullable=False)
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# lst_gini_acc_wealth_per_age_all = Column(Text(4294000000), nullable=False)
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sample = relationship('Sample', back_populates='product', uselist=False)
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firm = relationship('Firm', back_populates='product', lazy='dynamic')
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def __repr__(self):
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return f'<Product id: {self.id}>'
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class Firm(Base):
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__tablename__ = f"{db_name_prefix}_firm"
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id = Column(Integer, primary_key=True, autoincrement=True)
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p_id = Column(Integer, ForeignKey('{}.id'.format(f"{db_name_prefix}_product")), nullable=False)
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idx_firm = Column(Integer, nullable=False)
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int_n_supplier = Column(Integer, nullable=False)
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flt_fix_cost = Column(DECIMAL(20, 2), nullable=False)
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flt_q_star = Column(DECIMAL(20, 2), nullable=False)
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acc_demand_per_age = Column(DECIMAL(20, 2), nullable=False)
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acc_wealth_per_age = Column(DECIMAL(20, 2), nullable=False)
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std_demand_per_age = Column(DECIMAL(20, 2), nullable=False)
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product = relationship('Product', back_populates='firm', uselist=False)
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def __repr__(self):
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return f'<Firm id: {self.id}>'
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if __name__ == '__main__':
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Base.metadata.drop_all()
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Base.metadata.create_all()
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