爬虫的一些工具。
Project description
download_tools
download_tools 下载工具库,也包括爬虫的一些工具。
安装
Required
pip install requests selenium
安装 download_tools
pip install download_tools
使用
下载文件
下载文件时,会先检查存储目录是否有同名文件,有就不下载。
download_url()
默认只使用requests获取,也可以selenium,需要浏览器firefox和Firefox驱动。
import download_tools as dt
dt.download_url('https://www.baidu.com', r'F:\test')
# 修改名称和增加后缀
dt.download_url('https://www.baidu.com', save_dir=r'F:\test', name='baidu',suffix='html')
def download_url(url, save_dir, name=None, suffix=None,
headers=None , type='get', post_data=None,
has_selenium='no', selenium_sleep_time=0, headless=True, sleep_time=0):
"""
通过链接下载文件,文件名存在时不保存。
Parameters
----------
url : str
链接
save_dir : str
保存的文件夹路径
name : str
文件名,默认None为url文件名
suffix : str
文件后缀,默认'txt'
sleep_time : int
下载一次休眠的秒数,默认0
has_selenium : str {'both','only','no'}
'no'不使用selenium, 'both'先requests不行再selenium,'only'只使用selenium
selenium_sleep_time : int
使用selenium时,等待页面加载的休眠时间,默认0
Returns
-------
None
Examples
--------
>>> download_url('https://www.baidu.com',r'F:\test')
"""
download_str()
适用于已经获取到源代码,直接保存。当name参数为空时,使用当前日期时间做文件名。
import download_tools as dt
page_souce = '<p>测试</p>' dt.download_str(page_souce, r'F:\test', name='测试', suffix='html')
dt.download_str(page_souce, save_dir=r'F:\test')
headers
生成headers
import download_tools as dt
# 随机生成header
dt.Headers().get()
# 随机生成windows平台chrome浏览器headers
dt.Headers(os='win', browser="chrome", headers=True).get()
for i in range(10):
print(dt.Headers().get())
dtools.fake_headers fork from https://pypi.org/project/fake-headers/
修改:generate()函数名修改为get()
Project details
Release history Release notifications | RSS feed
Download files
Download the file for your platform. If you're not sure which to choose, learn more about installing packages.
Source Distribution
download_tools-0.0.4.tar.gz
(7.7 kB
view details)
Built Distribution
Filter files by name, interpreter, ABI, and platform.
If you're not sure about the file name format, learn more about wheel file names.
Copy a direct link to the current filters
File details
Details for the file download_tools-0.0.4.tar.gz.
File metadata
- Download URL: download_tools-0.0.4.tar.gz
- Upload date:
- Size: 7.7 kB
- Tags: Source
- Uploaded using Trusted Publishing? No
- Uploaded via: twine/4.0.2 CPython/3.10.8
File hashes
| Algorithm | Hash digest | |
|---|---|---|
| SHA256 |
3c7dc3d33168eb447c3055570abf7112ce7d023c521b2a19d2b56fe1f2d30182
|
|
| MD5 |
7e790d09fb9ce2918f6319ef671c1c9a
|
|
| BLAKE2b-256 |
a51a2c297b564e586ad90f26ae44381fc0a9db32539c3100dca1fa95fbd4423b
|
File details
Details for the file download_tools-0.0.4-py3-none-any.whl.
File metadata
- Download URL: download_tools-0.0.4-py3-none-any.whl
- Upload date:
- Size: 8.5 kB
- Tags: Python 3
- Uploaded using Trusted Publishing? No
- Uploaded via: twine/4.0.2 CPython/3.10.8
File hashes
| Algorithm | Hash digest | |
|---|---|---|
| SHA256 |
66a01ecc0a0bb448b9b40fdc758c2dc9bd0633732c6eaa6f9de9982d2f25dad8
|
|
| MD5 |
5742525a8da93400b6459b69d37c036f
|
|
| BLAKE2b-256 |
6e962bc75e2e7936ffa62f110535a1f9f647f63360bbd41185a00aed4e8ef938
|