CatSpider | Crawler library

 by   defland Python Version: Current License: No License

kandi X-RAY | CatSpider Summary

kandi X-RAY | CatSpider Summary

CatSpider is a Python library typically used in Automation, Crawler applications. CatSpider has no bugs, it has no vulnerabilities, it has build file available and it has low support. You can download it from GitHub.

Python编写的异步爬虫微框架,重新造轮子,可以支持爬取队列、Request定制、代理访问和页面抓取、数据清洗等功能。
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            kandi-support Support

              CatSpider has a low active ecosystem.
              It has 5 star(s) with 0 fork(s). There are no watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              There are 1 open issues and 0 have been closed. There are 2 open pull requests and 0 closed requests.
              It has a neutral sentiment in the developer community.
              The latest version of CatSpider is current.

            kandi-Quality Quality

              CatSpider has no bugs reported.

            kandi-Security Security

              CatSpider has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.

            kandi-License License

              CatSpider does not have a standard license declared.
              Check the repository for any license declaration and review the terms closely.
              OutlinedDot
              Without a license, all rights are reserved, and you cannot use the library in your applications.

            kandi-Reuse Reuse

              CatSpider releases are not available. You will need to build from source code and install.
              Build file is available. You can build the component from source.
              Installation instructions are not available. Examples and code snippets are available.

            Top functions reviewed by kandi - BETA

            kandi has reviewed CatSpider and discovered the below as its top functions. This is intended to give you an instant insight into CatSpider implemented functionality, and help decide if they suit your requirements.
            • Pretty print an object
            • Print the object
            • Helper function to create spaces
            • Start download
            • Get ip list
            • Generate a random user agent
            • Returns the size of the queue
            • Checks if the list is empty
            • Returns the size of the list
            • Get no wait result
            • Remove the item from the list
            Get all kandi verified functions for this library.

            CatSpider Key Features

            No Key Features are available at this moment for CatSpider.

            CatSpider Examples and Code Snippets

            Calculate prize strings .
            pythondot img1Lines of Code : 56dot img1License : Permissive (MIT License)
            copy iconCopy
            def _calculate(days: int, absent: int, late: int) -> int:
                """
                A small helper function for the recursion, mainly to have
                a clean interface for the solution() function below.
            
                It should get called with the number of days (correspondi  
            Calculate the solution to the number of squares .
            pythondot img2Lines of Code : 32dot img2License : Permissive (MIT License)
            copy iconCopy
            def solution(num_turns: int = 15) -> int:
                """
                Find the maximum prize fund that should be allocated to a single game in which
                fifteen turns are played.
                >>> solution(4)
                10
                >>> solution(10)
                225
                """
                
            Calculate the solution solution .
            pythondot img3Lines of Code : 12dot img3License : Permissive (MIT License)
            copy iconCopy
            def solution(days: int = 30) -> int:
                """
                Returns the number of possible prize strings for a particular number
                of days, using a simple recursive function with caching to speed it up.
            
                >>> solution()
                1918080160
                >&  

            Community Discussions

            QUESTION

            How can I get the contents of the second page as well with Scrapy for the scenario below?
            Asked 2017-May-14 at 17:20

            I have a spider that needs to fetch an array of object where each object has 5 items. 4 items are on the same page and the 5th item is a URL which I need to extract data from and return all 5 items as text. In the code snippet below, explanation is the key that lies on the other page. I need to parse that and add its data along with the other attributes while yielding it.

            My current solution when exported to a JSON file shows up as follows. As you notice, my "e" is not resolved. How do I get the data?

            ...

            ANSWER

            Answered 2017-May-14 at 17:20

            Scrapy is an asynchronous framework, which means none of it's elements are blocking. So Request as an object does nothing, it's only stores info for scrapy downloader, thus it means you cannot just call it to download something like you're doing right now.

            Common solution for this is to design a crawl chain by carrying your data through callbacks:

            Source https://stackoverflow.com/questions/43964682

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install CatSpider

            You can download it from GitHub.
            You can use CatSpider like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.

            Support

            For any new features, suggestions and bugs create an issue on GitHub. If you have any questions check and ask questions on community page Stack Overflow .
            Find more information at:

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            CLONE
          • HTTPS

            https://github.com/defland/CatSpider.git

          • CLI

            gh repo clone defland/CatSpider

          • sshUrl

            git@github.com:defland/CatSpider.git

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