完成参数解析一般用到getopt, optparse和argparse,其中argparse是Python3.2新推出的命令行参数解析模块 argparse特性 支持可选参数 支持子命令 支持重复参数个数统计...更加友好的使用提示 整体使用样例(看注释) import argparse from datetime import datetime parser = argparse.ArgumentParser...parser.add_argument("host", help="database host") # 可选参数(`--`前缀) parser.add_argument("--database", help="database name...("--end", help="数据对账区间的结束时间(不含)", default=None, type=valid_datetime) args = parser.parse_args() print...-help show this help message and exit 可选参数数(--前缀) parser.add_argument("--database", help="database name
argparse特性 支持可选参数 支持子命令 支持重复参数个数统计 更加友好的使用提示 整体使用样例(看注释) import argparse from datetime import datetime...parser.add_argument("host", help="database host") # 可选参数(`--`前缀) parser.add_argument("--database", help="database name...("--end", help="数据对账区间的结束时间(不含)", default=None, type=valid_datetime) args = parser.parse_args() print...(args.host) print(args) 必填参数 parser.add_argument("host", help="database host") print(args) 使用效果 python...-help show this help message and exit 可选参数数(--前缀) parser.add_argument("--database", help="database name
元信息用于两个目的: 为了使parse方法知道来自触发请求的页面的数据:页面的URL资源网址(from_url)和链接的文本(from_text) 为了计算parse方法中的递归层次,来限制爬虫的最大深度...def parse(self, response): # 设置首页的默认元信息 from_url = '' from_text = '' depth = 0; #...self.valid_url.append({'url': response.url, 'from': from_url...[xwnwttqhtv.png] import re from urllib.parse import urlparse import scrapy from scrapy import signals...self.valid_url.append({'url': response.url, 'from':
DRF基础之二 简介 官方文档 Requirements REST framework requires the following: Python (2.7, 3.4, 3.5, 3.6, 3.7)...serializers.CharField() email = serializers.EmailField() 数据库同步&生成数据 (venv3) [vagrant@localhost devops]$ python3...manage.py makemigrations (venv3) [vagrant@localhost devops]$ python3 manage.py migrate (venv3) [vagrant...@localhost devops]$ python3 manage.py shell In [1]: from idc.models import Idc...content_type="application/json") elif request.method == "POST": content = JSONParser().parse
# 安装python3 sudo apt-get install python # 安装python3 sudo apt-get install software-properties-common...__name__,module....__name__,module....= keras.preprocessing.image.ImageDataGenerator(rescale=1./255) valid_generator = valid_datagen.flow_from_directory...= keras.preprocessing.image.ImageDataGenerator(rescale=1./255) valid_generator = valid_datagen.flow_from_dataframe
([ x509.NameAttribute(NameOID.COUNTRY_NAME, "CN"), x509.NameAttribute(NameOID.ORGANIZATION_NAME...构建证书 builder = ( x509.CertificateBuilder() .subject_name(subject) .issuer_name..."issuer": cert.issuer.rfc4514_string(), "serial_number": cert.serial_number, "valid_from...: cert_parse_result["validation_errors"].append("证书尚未生效") cert_parse_result["basic_valid...["basic_valid"] = False return cert_parse_result, Certificate() else: return cert_parse_result
".jpg", ".png")): self.src = src self.valid_exts = valid_exts super(LoadImages...我们可以将整个管道包含在以下main函数中: import os from pipeline.load_images import LoadImages from pipeline.cascade_detect_faces...import CascadeDetectFaces from pipeline.save_faces import SaveFaces from pipeline.save_summary import...SaveSummary from pipeline.display_summary import DisplaySummary def parse_args(): import argparse...save_summary.write() if __name__ == '__main__': args = parse_args() main(args) 其中,单个步骤的逻辑是分离的
/usr/bin/env python import os, sys, argparse import numpy as np import _pickle as cPickle from voc_eval_py3...import voc_eval import matplotlib.pyplot as plt def do_python_eval(label_path, valid_file, classes,...). valid_file # valid命令生成的txt文件,在result/目录下。...as ET import os import _pickle as cPickle import numpy as np import cv2 def parse_rec(label_path, label_name...in label_file: recs[label_name] = parse_rec(label_path, label_name) with open(cachefile
import sklearn import pandas as pd import os import sys import time import tensorflow as tf from.../generate_csv" print(os.listdir(source_dir)) def get_filename_by_prefix(source_dir, prefix_name): ...source_dir) results = [] for filename in all_files: if filename.startswith(prefix_name...= csv_dataset_to_tfrecords( valid_basename,valid_set,n_shards,valid_step_per_shard,None) test_tfrecord_filenames...= csv_dataset_to_tfrecords( valid_basename,valid_set,n_shards,valid_step_per_shard,compression_type
下面我们对一个接口进行改造, 改造前 form Python from django import forms class RegisterForm(forms.Form): name =...forms.CharField(label="name", required=True) API VIEW Python @api_view(["GET", "POST"]) def register(...RegisterForm(request.GET) else: form = RegisterForm(request.data) if not form.is_valid...Python # -*- coding: utf-8 -*- import six, yaml if six.PY3: from urllib.parse import urljoin else...: from urlparse import urljoin from rest_framework.compat import coreapi from rest_framework.schemas
Valid values range from 1 to 30000, default 10 (default 10) -databases string only parse these databases...-do-not-add-prifixDb Prefix table name witch database name in sql,ex: insert into db1.tb1 (x1, x1)...Valid values range from 0 to 3600, default 1 (default 1) -mode string valid options are: repl,file...Valid values range from 1 to 600, default 30 (default 30) -server-id uint this program replicates from...options are: insert,update,delete. only parse these types of sql, comma seperated, valid types are:
} $valid = validate_is_regex($_REQUEST[$name]); if ($valid ===...漏洞利用代码 为了实现整个漏洞利用的自动化过程,我编写了一个Python脚本来利用该漏洞: #!...bs4 import BeautifulSoup from urllib.parse import quote warnings.filterwarnings("ignore", category.../usr/bin/python3 # Exploit Title: Cacti v1.2.8 Unauthenticated Remote Code Execution # Date: 03...bs4 import BeautifulSoup from urllib.parse import quote warnings.filterwarnings("ignore", category
/usr/bin/python #coding:utf-8 #by cvv54 import sys import os import re try: import xml.etree.cElementTree... as ET except ImportError: import xml.etree.ElementTree as ET try: tree = ET.parse("/home/test...ET.fromstring(country_string) root = tree.getroot() except Exception,e: print "Error:cannot parse...> name="SHOW TABLES"> REVOKE ALL ON SERVER server1 FROM ROLE test_role... name="SHOW TABLES"> REVOKE ALL ON SERVER server1 FROM
读取数据 预测任务:用户是否会下载APP,当其点击广告以后 数据集:ks-projects-201801.csv 读取数据,指定两个特征'deadline','launched',parse_dates...解析为时间 ks = pd.read_csv('ks-projects-201801.csv',parse_dates=['deadline','launched']) ?...failed 197719 live 2799 successful 133956 suspended 1846 undefined 3562 Name...转换文字特征category, currency, country为数字 from sklearn.preprocessing import LabelEncoder cat_features = [...预测 对测试集进行预测 from sklearn import metrics ypred = bst.predict(test[feature_cols]) score = metrics.roc_auc_score
执行命令进入shell交互窗口 python manage.py shell (1) 在交互窗口中导入我们需要的模块 from snippet.models import Snippet from snippet.serializers...import JSONPerser (2) 添加数据到数据库 >>> snippet = Snippet(code='name = "jerry"') >>> snippet.save() >>>...(snippet)** >>> **serializer2.data** {'id': 3, 'title': '', 'code': 'name = "jerry"', 'linenos': False...) >>> data = JSONParser().parse(stream) >>> >>> serializer = SnippetSerializer(data=data) >>> serializer.is_valid...(request) # 序列化操作 serializers = SnippetSerializer(data=data) # 验证有效性并存储 if serializers.is_valid
__name__, module..../cifar10/test' def parse_csv_file(filepath, folder): """Parses csv files into (filename(path), label...(train_lables_file, train_folder) test_csv_info = parse_csv_file(test_csv_file, test_folder) import pprint...= keras.preprocessing.image.ImageDataGenerator( rescale = 1./255) valid_generator = valid_datagen.flow_from_dataframe...test_datagen = keras.preprocessing.image.ImageDataGenerator( rescale = 1./255) test_generator = valid_datagen.flow_from_dataframe
, 'pre').text proxy_data = json.loads(page_content) return self.parse_proxy_data...except Exception as e: print(f"获取代理失败: {e}") return [] def parse_proxy_data...']: valid_proxies.append(result) return valid_proxies2.4 IP池存储模块(使用...python:3.9-slimWORKDIR /appCOPY requirements.txt .RUN pip install -r requirements.txtCOPY . .# 安装...chromedriver_linux64.zip \ && unzip /tmp/chromedriver.zip -d /usr/bin/ \ && rm /tmp/chromedriver.zipCMD ["python
__name__}....这个类使用了Python的ABC模块,表明它是一个抽象基类(Abstract Base Class),不能被直接实例化,而是需要子类继承并实现抽象方法。..._valid_values)}" parse方法接收一个字符串 response,尝试将其解析为枚举类型的一个成员。...(name="age", description="学生的年龄") ] output_parser = StructuredOutputParser.from_response_schemas(response_schemas...总结 虽然langchain中的有些parser我们可以自行借助python语言的各种工具来实现。
add_argument 参数 class Argument(object): """ :param name: Either a name or a list of option strings...:param dest: The name of the attribute to be added to the object returned by :meth:`~reqparse.RequestParser.parse_args...Valid options are "store" and "append"....Defaults to :class:`unicode` in python2 and :class:`str` in python3....type: 可以使用python自带的一些数据类型(如str或者int),也可以自定义类型 2022年第 12期《python接口web自动化+测试开发》课程,9月17号开学!
__name__}....这个类使用了Python的ABC模块,表明它是一个抽象基类(Abstract Base Class),不能被直接实例化,而是需要子类继承并实现抽象方法。..._valid_values)}"parse方法接收一个字符串 response,尝试将其解析为枚举类型的一个成员。...="name", description="学生的姓名"), ResponseSchema(name="age", description="学生的年龄")]output_parser = StructuredOutputParser.from_response_schemas...总结虽然langchain中的有些parser我们可以自行借助python语言的各种工具来实现。