bot.py

from selenium import webdriver

class InstaBot(object):
    def __init__(self):
        self.postId = []
        self.browser = webdriver.Firefox()
        self.browser.implicitly_wait(5)
        self.browser.get("https://instagram.com")

    def delayByUrl(self, url, debug=False):
        while self.browser.current_url != url:
            if debug:
                print(self.browser.current_url)
            pass

    def pgUp(self):
        webdriver.common.action_chains.ActionChains(self.browser).send_keys(webdriver.common.keys.Keys.PAGE_UP)
    
    def pgDown(self):
        webdriver.common.action_chains.ActionChains(self.browser).send_keys(webdriver.common.keys.Keys.PAGE_DOWN)

    
    def clickByText(self, text):
        button = self.browser.find_element_by_xpath("//button[text()='{}']".format(text))
        button.click()

    def login(self, username, password):    
        username_input = self.browser.find_element_by_css_selector("input[name='username']")
        password_input = self.browser.find_element_by_css_selector("input[name='password']")
        login_button = self.browser.find_element_by_css_selector("button[type='submit']")
        username_input.send_keys(username)
        password_input.send_keys(password)
        login_button.click()
    
    def getAllPosts(self, refresh=False):
        posts = self.browser.find_elements_by_tag_name("article")
        print(posts)
        if posts is None:
            posts = []
        if len(posts) > 0:
            return posts
        if refresh:
            self.browser.refresh()
            self.getAllPosts()

    def getPostButtons(self, post):
        actionSection = post.find_elements_by_tag_name("section")
        buttons = actionSection[0].find_elements_by_tag_name("button")
        print("Sections: {}, Buttons: {}".format(len(actionSection), len(buttons)))
        return buttons
    
    def setPostLike (self, posts):
        for item in posts:
            if item.id not in self.postId:
                print("post id: {}".format(item.id))
                buttons = self.getPostButtons(item)
                print("Buttons: {}".format(len(buttons)))
                likeButton = buttons[0]
                icon = likeButton.find_elements_by_tag_name("svg")
                if icon[0].get_attribute("fill") != "#ed4956":
                    likeButton.click()
                self.postId.append(item.id)

main.py

from time import sleep
from bot import InstaBot

bot = InstaBot()
bot.login("lazy_engineer_92", "*************")
bot.delayByUrl("https://www.instagram.com/accounts/onetap/?next=%2F")
sleep(2)  
bot.clickByText("Not Now")
bot.delayByUrl("https://www.instagram.com/")
sleep(1)
bot.clickByText("Not Now")
posts = bot.getAllPosts(refresh=True)
print("Posts: {}".format(len(posts)))
bot.setPostLike(posts)
sleep(5)
while True:
    bot.pgDown()
    sleep(30)
    posts = bot.getAllPosts()
    bot.setPostLike(posts)