I am doing my paper for C996 programming in python. I was able to write the code but I am not able to deduplicate the links and also export the links to the CSV file. below is my code. can you please advise me in what i need to add.

importrequests

frombs4importBeautifulSoup,SoupStrainer

importbs4,csv

search_link="https://www.census.gov/programs-surveys/popest.html"

r=requests.get(search_link)

raw_html=r.text

soup=BeautifulSoup(raw_html,"html.parser")

all_links=soup.find_all("a")

forlinkinsoup.find_all('a'):

print(link.get_text())

#print(all_links)']

withopen('links.csv','w',newline='')ascsvFile:

wr=csv.writer(csvFile,quoting=csv.QUOTE_ALL)

forlinkinsoup.find_all('a'):

wr.writerow(link)