jinlist_1:sht_3[int(i),int(j)].color=(255,25,0)f()list_1=[]foriinrange(30):forjinr...
pack() # 创建任务列表 task_listbox = tk.Listbox(root) task_listbox.pack() 步骤5:定义数据库操作函数 定义函数来执行数据库操作,例如添加、更新、删除和列出任务: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 # 添加任务 def add_task(): title = title_entry.get() description = description...
engine = create_engine("mysql+pymysql://root:root@127.0.0.1:3306/mydb?charset=utf8") # 插入数据库 def insert_table_to_sql(self, sql, valuelist): conn = self.db_connection() cur = conn.cursor() try: cur.executemany(sql, valuelist) conn.commit() print("插入成功!") except ...
to_csv(self, path_or_buf: 'FilePathOrBuffer[AnyStr] | None' = None, sep: 'str' = ',', na_rep: 'str' = '', float_format: 'str | None' = None, columns: 'Sequence[Hashable] | None' = None, header: 'bool_t | list[str]' = True, index: 'bool_t' = True, index_label...
(ops_conn, local_path_image, 'slave#' + local_path_image) chg_flag = True # download license list file local_path_liclist = None file_path = REMOTE_PATH_LICLIST if not file_path.startswith('/'): file_path = '/' + file_path file_name = os.path.basename(file_path) download_...
path.dirname(input)) # Make sure shape_length and shape_area fields exist if len(arcpy.ListFields(input, "Shape_area")) > 0 and \ len(arcpy.ListFields(input, "Shape_length")) > 0: # Add the new field and calculate the value # arcpy.AddField_management(input, fieldname, "double"...
if__name__ =='__main__': parser = argparse.ArgumentParser( description=__description__, epilog="Developed by {} on {}".format(", ".join(__authors__), __date__) ) parser.add_argument('EVIDENCE_FILE',help="Path to evidence file") ...
它的参数类型是int, list of int, None, 或者是默认的'infer' 它的功能是:Row numbers to use as the column names, and the start of the data. 也就是,它是把某一行作为列名,并且,这一行是数据开始的行。我们测试一下。刚才我们在a.csv文件中只写了两行数据,为了方便测试,我们写上5行数据(大部分...
此次爬取涉及到的库:request+json--网页数据爬取openpyxl--保存数据至Excelpandas--表格数据处理pyechars--数据可视化一、分析网页打开去哪儿旅行网页:[链...
9.做一个小图书馆程序,图书馆的书放到一个list里保存,使用add命令:添加一本书,使用lend命令:减去一本书,如果不存在,要提示一下,使用getall命令:可以查询所有没有借出去的书,然后退出程序。 library = [] while 1: command = input("your command and book name is: ") ...