Basic Webscraper : Get info from the web with Python

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John Watson Rooney

John Watson Rooney

Күн бұрын

Пікірлер: 27
@JohnWatsonRooney
@JohnWatsonRooney 4 жыл бұрын
Questions about basic web scraping always pop up so I wanted to answer them and help out with this video.
@Neil4Speed
@Neil4Speed 4 жыл бұрын
Hi John, great tutorial as always. Only addition I would recommend is showing how to take it past the finish line and export to a CSV
@JohnWatsonRooney
@JohnWatsonRooney 4 жыл бұрын
Yes of course, I have since covered this in my later videos! Thanks!
@jimmyporter8941
@jimmyporter8941 2 жыл бұрын
A great pragmatic intro to webscraping. Thanks!
@faisalrkhawaja
@faisalrkhawaja 8 ай бұрын
Hi John. I have two challenges in my scraping project: 1) the products must first have a search term entered (e.g. the product name or category, etc.), 2) the results are spread over multiple pages (which your video did cover), but the results I need are divided over several tabs.
@daveys
@daveys 10 ай бұрын
Worked all the way through this. Great tutorial, many thanks!!
@merttarm848
@merttarm848 2 ай бұрын
thanks for the video, amazing introduction to webscraping
@faisalrkhawaja
@faisalrkhawaja 8 ай бұрын
Hi John. Total noob here. This is the first of your videos I have watched. It is super cool! Question: Target sites will often change the product list (adding or removing), and I may want to keep the data updated on my end at same time. Is there a way to inspect the landing page to see how many pages need to be scraped, and put that into the code as a reference to the last page number, as opposed to a hardcoded number?
@powerquotes9492
@powerquotes9492 2 жыл бұрын
John, your channel is amazing! Exactly what I was looking for. I'm gonna study all your videos and cancel my Udemy course too, as you have better content and for free.
@spearchew
@spearchew 3 жыл бұрын
A* tutorial - and besides the scraping, useful for learning about python more generally. For instance, before today I probably would have created three or four empty lists and appended to each of them individually... rather than simply appending a dictionary, which is much cleaner!
@aksontv
@aksontv 4 жыл бұрын
Sir I have a question please, sir for title you used find_all and for price just find, please clear this point. thanks
@paloma6350
@paloma6350 Жыл бұрын
Super useful video, thanks John! New subscriber here
@JohnWatsonRooney
@JohnWatsonRooney Жыл бұрын
Awesome, thank you!
@xilllllix
@xilllllix 2 жыл бұрын
i learned in 19 mins here what i learned in a 9-hour $89.99 udemy course lol!
@venkateshgolla8005
@venkateshgolla8005 4 жыл бұрын
Excellent..your explanation is awesome.... If possible can you please make an another video, which includes to get data after clicking some buttons in web page(like Radio buttons, list box, button).
@JohnWatsonRooney
@JohnWatsonRooney 4 жыл бұрын
Hi! Thanks for the comment. In my other video I do this using browser automation - How I use SELENIUM to AUTOMATE the Web with PYTHON. Pt1 kzbin.info/www/bejne/poa4mamAq9hgiJY - around the 10 min mark. I will have more webscraping videos coming up too.
@shivasuresh5957
@shivasuresh5957 3 жыл бұрын
Awesome video John. Thanks! I will now try to learn how to add the data to a .CSV. Would I be on the right path by using a Pandas data frame to do this?
@JohnWatsonRooney
@JohnWatsonRooney 3 жыл бұрын
It’s definitely worth knowing how to do it with the CSV module, but yes use pandas - I do all the time
@powerquotes9492
@powerquotes9492 2 жыл бұрын
Just add these lines to save everything to .CSV. It worked for me: import pandas as pd table = pd.DataFrame(book_list) table.to_csv('name_your_file.csv')
@dwiatmokopurbosakti1193
@dwiatmokopurbosakti1193 3 жыл бұрын
how to fix this error: GuessedAtParserWarning: No parser was explicitly specified, so I'm using the best available HTML parser for this system ("html.parser"). This usually isn't a problem, but if you run this code on another system, or in a different virtual environment, it may use a different parser and behave differently.
@sasuwayne
@sasuwayne 4 жыл бұрын
Thanks alot John! This video made things clear.
@JohnWatsonRooney
@JohnWatsonRooney 4 жыл бұрын
Glad I could help!
@Offplandevelopments
@Offplandevelopments 3 жыл бұрын
Hi mate, here: for x in range(1,50): url = f'books.toscrape.com/catalogue/page-{x}.html' I'm getting: line 7 url = f'books.toscrape.com/catalogue/page- {x}.html' ^ IndentationError: expected an indented block What am I doing wrong? Thanks :)
@JohnWatsonRooney
@JohnWatsonRooney 3 жыл бұрын
Looks like you missed indenting the lines of code after the “for x in range” part. It needs to be indented to work (4 spaces or tab)
@ammaralzhrani6329
@ammaralzhrani6329 3 жыл бұрын
How to save data that have scraped and organize and transfer to csv file?
@mellyndaputri6697
@mellyndaputri6697 2 жыл бұрын
how can I scrab book rating?
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