[Tutor] General question rgrd. usage of libraries
Jim
jf_byrnes at comcast.net
Fri May 5 16:56:21 EDT 2017
On 05/05/2017 08:45 AM, Rafael Knuth wrote:
> Hi there,
>
> I just recently learned how to build a basic web scraper with Python
> 3.5 (I am learning Python for data analytics purposes). Being new to
> coding, I have a question:
>
> How do I know which libraries I need to perform a certain task?
> For example, in case of this web scraper (which I built with help of a
> tutorial on YouTube) I need to have urrlib and Beautiful Soup
>
> import urllib
> import urllib.request
> from bs4 import BeautifulSoup
>
> theurl = "https://twitter.com/rafaelknuth"
> thepage = urllib.request.urlopen(theurl)
> soup = BeautifulSoup(thepage, "html.parser")
>
> print(soup.title.text)
>
> i = 1
> for tweets in soup.findAll("div",{"class":"content"}):
> print(i)
> print(tweets.find("p").text)
> i = i + 1
>
> Is there a way I can figure out which libraries I need when drafting my code?
> Can you share your experiences? Right now, if I wanted for example to
> populate a Google Sheet with my scraped web content - how would I know
> which libraries I would need to actually make this happen? I am trying
> wondering if there is a process to figure out what I exactly need
> library-wise.
>
>
There is a Python API to google sheets but when I had a look, it seemed
fairly complex. I haven't tried it yet but depending on what you need to
do this library may be what you need:
https://pypi.python.org/pypi/gspread.
Regards, Jim
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