training.py 文件源码

def init_db():
  utils.mkdir(config.db_dir)
  conn = sqlite3.connect("%s/%s" % (config.db_dir, config.db_file))
  c = conn.cursor()
  c.execute('''Create table features (digest text, content text, currency text, t text, size INTEGER, n INTEGER, increase real, feature_size INTEGER, point INTEGER)''')
  c.execute('''Create table trade (tid INTEGER PRIMARY KEY, created_at INTEGER default 0, updated_at INTEGER default 0, digest text, buy real default 0.0, sell real default 0.0)''')
  c.execute('''Create table training (tid INTEGER PRIMARY KEY, created_at INTEGER default 0, updated_at INTEGER default 0, digest text, buy real default 0.0, sell real default 0.0)''')
  conn.commit()
  conn.close()