twitter_handle = []

for row in wiz_per_game.find_all('tr')[1:]:
    player = {}
    
    # Taking the row's first hyperlink (player's url ending) and appending it to the base url 
    # to get the player's personal webpage url. 
    player_url = ('https://www.basketball-reference.com/' + row.find('a').attrs['href'])
    
    # Making a new BeautifulSoup instance of the player's webpage and narrowing it to the top section
    player_rest = requests.get(player_url)
    player_soup = BeautifulSoup(player_rest.content, 'lxml')
    player_info = player_soup.find(name = 'div', attrs = {'itemtype' : 'https://schema.org/Person'})
    
    # Adding player's name for clarity
    player['Name'] = row.find('a').text.strip()
    
    # Creating a list of all the hyperlinks from player_info
    player_links= []
    for link in player_info.find_all('a'):
        player_links.append(link.get('href'))
    
    # If a player's twitter exists, the link is second in the player_links list. If it doesn't exist, 
    # the value is set to 'Not Listed'.
    if 'twitter' in player_links[1]:
        player['Twitter Handle'] = player_links[1].replace('https://twitter.com/', '')
    else:
        player['Twitter Handle'] = 'Not Listed'
        
    twitter_handle.append(player)
    
pd.DataFrame(twitter_handle)