data_list = json_data.split('/r/n')是什么意思

`data_list = json_data.split('/r/n')` 这段代码是Python语言中的一条语句，其作用是将字符串`json_data`按照特定的分隔符`'/r/n'`进行分割，并将分割后的结果存储在一个名为`data_list`的列表中。这里的`'/r/n'`代表回车符`\r`后跟换行符`\n`，即Windows系统中的行结束符。

然而，需要注意的是，这里使用`'/r/n'`作为分隔符可能是不正确的。在Python中，应当使用双反斜杠`'\\r\\n'`来表示字面量的回车符和换行符，因为单个反斜杠在字符串中用于转义字符。正确的做法应该是：

data_list = json_data.split('\\r\\n')

或者使用Python的原始字符串表示法，这样就无需对反斜杠进行转义：

data_list = json_data.split(r'\r\n')

这段代码通常用在处理JSON格式的字符串时，如果JSON字符串中包含多个独立的JSON对象或数组，它们通常会用`'\r\n'`进行分隔（尽管更常见的是用`','`分隔）。例如，在解析来自某些服务的JSON数据流时，可能需要按照这种方式来分割数据。

相关问题

import re import os import json masscan_path = "D:/0.脚本小子/Tools/masscan/masscan.exe" masscan_parser_path = "../Tools/Masscan-to-CSV/masscan_xml_parser.py" nmap_parser_path = "../Tools/Nmap-Scan-to-CSV/nmap_xml_parser.py" port_list_path = "./dict/ports-http-iamthefrogy.txt" port_list_fp = open(port_list_path, "r") port_list = port_list_fp.readline().strip() port_list_fp.close() # 判断IP是否符合规范 def check_ip(data): ip_pattern = re.compile(r'((2(5[0-5]|[0-4]\d))|[0-1]?\d{1,2})(\.((2(5[0 - 5] | [0 - 4]\d)) | [0 - 1]?\d{1, 2})){3}') result = ip_pattern.match(data) if result is None: return None else: return result.group(0) def filter_ip(): ip_filepath = "./result/ip.txt" # IP数据保存路径 ip_fp = open(ip_filepath, 'r') ip_list = ip_fp.readlines() ip_fp.close() ip_fp = open(ip_filepath, 'w') for ip in ip_list: ip = check_ip(ip) if ip is not None: ip_fp.write(ip + '\n') ip_fp.close() # NMap: csv -> json，提取IP和端口的映射 def read_nmap(data_name): ip2port = {} for item in open("./result/nmap/" + data_name + '.csv'): if item.count(',') > 5: ip = item.strip().split(',')[0] port = item.strip().split(',')[4] if ip != "IP": if ip in ip2port.keys(): ip2port[ip].append(port) else: ip2port[ip] = [port] with open("./result/nmap/" + data_name + '.json', "w") as json_fp: json.dump(ip2port, json_fp) # 执行nmap命令将数据保存为xml与csv格式 def nmap(save_name, need_scan=True): if need_scan: cmd = "nmap -Pn -p {} -oX {} -iL {}".format(port_list, "./result/nmap/" + save_name + ".xml", "./result/ip.txt") os.system(cmd) cmd = "python3 {} -f {} -csv {}".format( nmap_parser_path, "./result/nmap/" + save_name + ".xml", "./result/nmap/" + save_name + ".csv" ) os.system(cmd) read_nmap(save_name) # Masscan: csv -> json，提取IP和端口的映射 def read_masscan(data_name): ip2port = {} for item in open("./result/masscan/" + data_name + '.csv'): if item.count(',') > 5: ip = item.strip().split(',')[0] port = item.strip().split(',')[3] if ip != "IpAddr": if ip in ip2port.keys(): ip2port[ip].append(port) else: ip2port[ip] = [port] with open("./result/masscan/" + data_name + '.json', "w") as json_fp: json.dump(ip2port, json_fp) # 执行masscan命令将数据保存为xml与csv格式 def masscan(save_name, need_scan=True): if need_scan: cmd = "{} -iL {} -Pn -p {} -oX {}".format( masscan_path, "./result/ip.txt", port_list, "./result/masscan/" + save_name + ".xml" ) os.system(cmd) cmd = "python3 {} -f {} -csv {}".format( masscan_parser_path, "./result/masscan/" + save_name + ".xml", "./result/masscan/" + save_name + ".csv" ) os.system(cmd) read_masscan(save_name) # 端口探测主函数 def search_port(conf, filename): filter_ip() if conf['use_nmap']: nmap(filename) if conf['use_masscan']: masscan(filename) if __name__ == '__main__': filter_ip() fp = open("./config.json", "r", encoding="utf-8") conf_json = json.load(fp) config = conf_json['ports'] search_port(config, '2023_1_8')

这段代码在导入 re、os、json 三个模块，并定义了 masscan_path、masscan_parser_path、nmap_parser_path、port_list_path 四个变量。masscan_path 变量定义了 masscan 程序的路径，masscan_parser_path 变量定义了 masscan 的 xml 解析器的路径，nmap_parser_path 变量定义了 nmap 的 xml 解析器的路径，port_list_path 变量定义了端口列表文件的路径。最后，代码打开了端口列表文件，读取了文件中的第一行，并将读取的内容赋值给 port_list 变量。最后关闭了文件。

cur_dir = '/'.join(os.path.abspath(__file__).split('/')[:-1]) self.data_path = os.path.join(cur_dir, 'data/medical.json')

As an AI language model, I do not have access to the entire context of the code. However, I can explain what this code snippet does.

This code creates a variable called `cur_dir` that stores the absolute path of the directory where the current Python file is located. It does this by using the `os.path.abspath(__file__)` function to get the absolute path of the current file, and then splitting the path by the forward slash character ('/') and slicing the resulting list to exclude the last element (which is the file name). The `join()` function is then used to concatenate the remaining elements of the list with forward slashes.

The code then creates another variable called `data_path` that stores the path to a file called 'medical.json'. This file is located in a subdirectory called 'data' within the directory that the current Python file is located. The `os.path.join()` function is used to concatenate the `cur_dir` variable with the relative path to the 'data/medical.json' file.