import sqlite3 from sqlalchemy.types import NVARCHAR def create_table(code): conn = sqlite3.connect(code + '.db') try: cursor = conn.cursor() table_name = "stock_data" cursor.execute(f'''CREATE TABLE IF NOT EXISTS {table_name} ( 日期 TEXT, 开盘 REAL, 收盘 REAL, 最高 REAL, 最低 REAL, 成交量 INTEGER, 成交额 REAL, 振幅 REAL, 涨跌幅 REAL, 涨跌额 REAL, 换手率 REAL )''') except sqlite3.Error as e: print(f"Database error: {e}") finally: conn.close() def insert_data(code, data): conn = sqlite3.connect(code + '.db') try: cursor = conn.cursor() table_name = "stock_data" col_name_list = data.columns.tolist() # data.to_sql(table_name, conn, if_exists='append', index=False) data.to_sql(table_name, conn, if_exists='append', dtype={col_name: NVARCHAR(length=255) for col_name in col_name_list}, index=False) print("数据已成功插入到数据库中。") cursor.execute("SELECT * FROM stock_data LIMIT 2;") print(cursor.fetchall()) except sqlite3.Error as e: print(f"插入数据时出错:{e}") finally: conn.close()