Web scraper for Text and Links

from bs4 import BeautifulSoup
import requests
from kivy.uix.textinput import TextInput
from kivy.uix.label import Label
from kivy.app import App
from kivy.uix.floatlayout import FloatLayout
from kivy.uix.button import Button
from kivy.uix.scrollview import ScrollView
from kivy.uix.popup import Popup




class RootWidget(FloatLayout):
	def __init__(self, **kwargs):
		super().__init__(**kwargs)
		self.result = ''
		self.label_intro = Label(text='Webscrapper', size_hint=(None, None), size=(150,50),
		color=(0,0,1,1), pos_hint={'top':1, 'center_x':0.5})
		self.label_url = Label(text='URL:', size_hint=(None, None), pos_hint={'top':0.90})
		self.txtin_url = TextInput(text='',
		size_hint=(None, None), size=(500,200), pos_hint={'top':0.9, 'x':0.15})
		self.btn = Button(text='scrape text', size_hint=(None, None), size=(180,60), pos_hint={'top':0.695, 'x':0.150},
		on_press=self.scrape)
		self.btn3 = Button(text='scrape link',
		size_hint=(None, None), size=(180,60), pos_hint={'top':0.695, 'x':0.60}, on_press= self.scrape_link)
		self.sv = ScrollView(pos_hint={'top':0.599, 'center_x':0.50}, size_hint=(None, None),
		width=700, height=600)
		self.lab = TextInput(text='', size_hint_y=None, height=170000)
		self.popup1 = Popup(title='Error', content=Label(text='pls enter url'),
		size_hint=(None, None), size=(300,300), pos_hint={'top':0.68, 'center_x':0.50})
		self.btn2 = Button(text='Clear',
		size_hint=(None,None), size=(130,50),
		pos_hint={'top':0.06, 'center_x':0.50},
		on_press=self.clear)






		self.sv.add_widget(self.lab)


		self.add_widget(self.label_intro)
		self.add_widget(self.label_url)
		self.add_widget(self.txtin_url)
		self.add_widget(self.btn)
		self.add_widget(self.btn3)
		self.add_widget(self.sv)
		self.add_widget(self.btn2)



	def scrape(self, *args):
		#self.popup1.open()
		try:
			a = self.txtin_url.text
			a = str(a)
			r = requests.get(a).text
			soup = BeautifulSoup(r, 'html.parser')
			matches = soup.find_all(['h1', 'h2',
		'h3', 'span', 'strong', 'em', 'p', 'section'])
		except:
			self.popup1.open()
		else:
			for match in matches:
				self.result += match.text + '\n'
			self.lab.text = self.result

	def clear(self, *args):
		self.lab.text = ''
		self.result = ''

	def scrape_link(self, *args):
		try:
			a = self.txtin_url.text
			a = str(a)
			r = requests.get(a).text
			soup = BeautifulSoup(r, 'html.parser')
			links = soup.find_all('a')
		except:
			self.popup1.open()
		else:
			for link in links:
				self.result += link.text + '\n'
				self.result += link.get('href') + '\n'

			self.lab.text = self.result





class Main(App):
	def build(self, *args):
		return RootWidget()

app = Main()
app.run()