Spiders | Learn the web crawler | Crawler library

 by   Tactful-biao Python Version: Current License: No License

kandi X-RAY | Spiders Summary

kandi X-RAY | Spiders Summary

Spiders is a Python library typically used in Automation, Crawler applications. Spiders has no bugs, it has no vulnerabilities and it has low support. However Spiders build file is not available. You can download it from GitHub.

Learn the web crawler.
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            kandi-support Support

              Spiders has a low active ecosystem.
              It has 132 star(s) with 26 fork(s). There are 5 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              There are 0 open issues and 3 have been closed. On average issues are closed in 48 days. There are no pull requests.
              It has a neutral sentiment in the developer community.
              The latest version of Spiders is current.

            kandi-Quality Quality

              Spiders has 0 bugs and 0 code smells.

            kandi-Security Security

              Spiders has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              Spiders code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              Spiders 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

              Spiders releases are not available. You will need to build from source code and install.
              Spiders has no build file. You will be need to create the build yourself to build the component from source.
              Spiders saves you 618 person hours of effort in developing the same functionality from scratch.
              It has 1439 lines of code, 70 functions and 28 files.
              It has high code complexity. Code complexity directly impacts maintainability of the code.

            Top functions reviewed by kandi - BETA

            kandi has reviewed Spiders and discovered the below as its top functions. This is intended to give you an instant insight into Spiders implemented functionality, and help decide if they suit your requirements.
            • Get left tickets
            • Function to send email
            • Get telecode by name
            • Getood list of channels
            • Get board
            • Get information about the user
            • Downloads ZM data
            • Returns a zyz image
            • Get information about all rooms
            • Login to the user
            • Get list of ids
            • Get friends list
            • Calculate GtkKey value
            • Get html from the page
            • Get text or pic
            • Get html from url
            • Delete board
            • Gets the list of pages from the given html page
            • Search for keywords
            • Get movie
            • Delete mood
            • Get the list of all pages
            • Get movies by keyword
            • Get detail pic list
            • Get detail page number from html
            • Get list of links
            • Returns a pic
            • Get detail html
            Get all kandi verified functions for this library.

            Spiders Key Features

            No Key Features are available at this moment for Spiders.

            Spiders Examples and Code Snippets

            No Code Snippets are available at this moment for Spiders.

            Community Discussions

            QUESTION

            Scrapy contracts 101
            Asked 2021-Jun-12 at 00:19

            I'd like to give a shot to using Scrapy contracts, as an alternative to full-fledged test suites.

            The following is a detailed description of the steps to duplicate.

            In a tmp directory

            ...

            ANSWER

            Answered 2021-Jun-12 at 00:19

            With @url http://www.amazon.com/s?field-keywords=selfish+gene I get also error 503.

            Probably it is very old example - it uses http but modern pages use https - and amazone could rebuild page and now it has better system to detect spamers/hackers/bots and block them.

            If I use @url http://toscrape.com/ then I don't get error 503 but I still get other error FAILED because it needs some code in parse()

            @scrapes Title Author Year Price means it has to return item with keys Title Author Year Price

            Source https://stackoverflow.com/questions/67940757

            QUESTION

            How to avoid "module not found" error while calling scrapy project from crontab?
            Asked 2021-Jun-07 at 15:35

            I am currently building a small test project to learn how to use crontab on Linux (Ubuntu 20.04.2 LTS).

            My crontab file looks like this:

            * * * * * sh /home/path_to .../crontab_start_spider.sh >> /home/path_to .../log_python_test.log 2>&1

            What I want crontab to do, is to use the shell file below to start a scrapy project. The output is stored in the file log_python_test.log.

            My shell file (numbers are only for reference in this question):

            ...

            ANSWER

            Answered 2021-Jun-07 at 15:35

            I found a solution to my problem. In fact, just as I suspected, there was a missing directory to my PYTHONPATH. It was the directory that contained the gtts package.

            Solution: If you have the same problem,

            1. Find the package

            I looked at that post

            1. Add it to sys.path (which will also add it to PYTHONPATH)

            Add this code at the top of your script (in my case, the pipelines.py):

            Source https://stackoverflow.com/questions/67841062

            QUESTION

            Scrapy Running multiple spiders from one file
            Asked 2021-Jun-03 at 17:46

            I have made 1 file with 2 spiders/classes. the 2nd spider with use some data from the first one. but it doesn't seem to work. here is what i do to initiate and start the spiders

            ...

            ANSWER

            Answered 2021-Jun-03 at 17:46

            Your code will run 2 spiders simultaneously.
            Running spiders sequentially (start Zoopy2 after completion of Zoopy1) can be achieved with @defer.inlineCallbacks:

            Source https://stackoverflow.com/questions/67821739

            QUESTION

            How to iterate to scrape each item no matter the position
            Asked 2021-May-29 at 15:29

            I'm using scrapy and I'm traying to scrape Technical descriptions from products. But i can't find any tutorial for what i'm looking for.

            I'm using this web: Air Conditioner 1

            For exemple, i need to extract the model of that product: Modelo ---> KCIN32HA3AN . It's in the 5th place. (//span[@class='gb-tech-spec-module-list-description'])[5]

            But if i go this other product: Air Conditioner 2

            The model is: Modelo ---> ALS35-WCCR And it's in the 6th position. And i only get this 60 m3 since is the 5th position.

            I don't know how to iterate to obtain each model no matter the position.

            This is the code i'm using right now

            ...

            ANSWER

            Answered 2021-May-26 at 05:30

            For those two, you can use the following css selector:

            Source https://stackoverflow.com/questions/67697922

            QUESTION

            How can I get crawlspider to fetch these links?
            Asked 2021-May-26 at 10:50

            I am trying to fetch the links from the scorecard column on this page...

            https://stats.espncricinfo.com/uae/engine/records/team/match_results.html?class=3;id=1965;type=ground

            I am using a crawlspider, and trying to access the links with this xpath expression....

            ...

            ANSWER

            Answered 2021-May-26 at 10:50

            The key line in the log is this one

            Source https://stackoverflow.com/questions/67692941

            QUESTION

            CrawlSpider with Splash, only first link is crawled & processed
            Asked 2021-May-23 at 10:57

            I am using Scrapy with Splash. Here is what I have in my spider:

            ...

            ANSWER

            Answered 2021-May-23 at 10:57

            I ditched the Crawl Spider and converted to a regular spider, and things are working fine now.

            Source https://stackoverflow.com/questions/67611127

            QUESTION

            Scrapyd corrupting response?
            Asked 2021-May-12 at 12:48

            I'm trying to scrape a specific website. The code I'm using to scrape it is the same as that being used to scrape many other sites successfully.

            However, the resulting response.body looks completely corrupt (segment below):

            ...

            ANSWER

            Answered 2021-May-12 at 12:48

            Thanks to Serhii's suggestion, I found that the issue was due to "accept-encoding": "gzip, deflate, br": I accepted compressed sites but did not handle them in scrapy.

            Adding scrapy.downloadermiddlewares.httpcompression or simply removing the accept-encoding line fixes the issue.

            Source https://stackoverflow.com/questions/67434926

            QUESTION

            How can I read all logs at middleware?
            Asked 2021-May-08 at 07:57

            I have about 100 spiders on a server. Every morning all spiders start scraping and writing all of the logs in their logs. Sometimes a couple of them gives me an error. When a spider gives me an error I have to go to the server and read from log file but I want to read the logs from the mail.

            I already set dynamic mail sender as follow:

            ...

            ANSWER

            Answered 2021-May-08 at 07:57

            I have implemented a similar method in my web scraping module.

            Below is the implementation you can look at and take reference from.

            Source https://stackoverflow.com/questions/67423699

            QUESTION

            Pandas To_Excel parsing problem - outputting only 1 file
            Asked 2021-May-07 at 06:04

            Hello I have working code like this:

            ...

            ANSWER

            Answered 2021-May-07 at 03:56

            please remove the below line from your code

            Source https://stackoverflow.com/questions/67428333

            QUESTION

            Install Scrapy on Windows Server 2019, running in a Docker container
            Asked 2021-Apr-29 at 09:50

            I want to install Scrapy on Windows Server 2019, running in a Docker container (please see here and here for the history of my installation).

            On my local Windows 10 machine I can run my Scrapy commands like so in Windows PowerShell (after simply starting Docker Desktop): scrapy crawl myscraper -o allobjects.json in folder C:\scrapy\my1stscraper\

            For Windows Server as recommended here I first installed Anaconda following these steps: https://docs.scrapy.org/en/latest/intro/install.html.

            I then opened the Anaconda prompt and typed conda install -c conda-forge scrapy in D:\Programs

            ...

            ANSWER

            Answered 2021-Apr-27 at 15:14

            To run a containerised app, it must be installed in a container image first - you don't want to install any software on the host machine.

            For linux there are off-the-shelf container images for everything which is probably what your docker desktop environment was using; I see 1051 results on docker hub search for scrapy but none of them are windows containers.

            The full process of creating a windows container from scratch for an app is:

            • Get steps to manually install the app (scrapy and its dependencies) on Windows Server - ideally test in a virtualised environment so you can reset it cleanly
            • Convert all steps to a fully automatic powershell script (e.g. for conda, need to download the installer via wget, execute the installer etc.
            • Optionaly, test the powershell steps in an interactive container
              • docker run -it --isolation=process mcr.microsoft.com/windows/servercore:ltsc2019 powershell
              • This runs a windows container and gives you a shell to verify that your install script works
              • When you exit the shell the container is stopped
            • Create a Dockerfile
              • Use mcr.microsoft.com/windows/servercore:ltsc2019 as the base image via FROM
              • Use the RUN command for each line of your powershell script

            I tried installing scrapy on an existing windows Dockerfile that used conda / python 3.6, it threw error SettingsFrame has no attribute 'ENABLE_CONNECT_PROTOCOL' at a similar stage.

            However I tried again with miniconda and python 3.8, and was able to get scrapy running, here's the dockerfile:

            Source https://stackoverflow.com/questions/67239760

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

            Vulnerabilities

            No vulnerabilities reported

            Install Spiders

            You can download it from GitHub.
            You can use Spiders 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/Tactful-biao/Spiders.git

          • CLI

            gh repo clone Tactful-biao/Spiders

          • sshUrl

            git@github.com:Tactful-biao/Spiders.git

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