Wikipedia WordCloud App generate Wikipedia word cloud art created using python's streamlit, matplotlib, wikipedia and wordcloud packages

import string
import matplotlib.pyplot as plt
import streamlit as st
import wikipedia
from wordcloud import WordCloud

def get_wordcloud(page_name, max_word, max_font, colormap):
    wiki_page = None
    try:
        wiki_page = wikipedia.page(page_name) 
    except wikipedia.DisambiguationError as e:
        wiki_page = wikipedia.page(e.options[0])
    except wikipedia.PageError as e:
        st.text(f"Page {page_name} does not match any pages. Try another.")

    if wiki_page is None:
        return None, None, None

    wiki_text = wiki_page.content
    wiki_title = wiki_page.title
    wiki_url = wiki_page.url

    allowed_chars = (string.ascii_letters + string.digits + " ")
    for char in wiki_text:
        if (char not in allowed_chars):
            wiki_text = wiki_text.replace(char, "")
    wiki_text = wiki_text.lower()

    wiki_words = " ".join(wiki_text.split(" ")) + ""

    wordcloud = WordCloud(
        width=800,
        height=800,
        colormap=colormap,
        max_words=max_word,
        max_font_size=max_font,
    ).generate(wiki_words)
    
    return (wordcloud, wiki_title, wiki_url)