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Running
| import streamlit as st | |
| import re | |
| from pathlib import Path | |
| import yaml | |
| REGEX_YAML_BLOCK = re.compile(r"---[\n\r]+([\S\s]*?)[\n\r]+---[\n\r](.*)", re.DOTALL) | |
| def render_preview(image, title, description): | |
| with st.container(): | |
| image_col, text_col = st.columns((1,2)) | |
| with image_col: | |
| st.image(image) | |
| with text_col: | |
| st.subheader(title) | |
| st.write(description) | |
| clicked = st.button("Read more...", key=title) | |
| return clicked | |
| def render_page(post_path: Path): | |
| text = post_path.read_text() | |
| match = REGEX_YAML_BLOCK.search(text) | |
| page_content = match.group(2) if match else text | |
| st.markdown(page_content, unsafe_allow_html=True) | |
| def get_page_data(post_path: Path): | |
| text = post_path.read_text() | |
| match = REGEX_YAML_BLOCK.search(text) | |
| if match: | |
| data = match.group(1) | |
| data = yaml.load(data, Loader=yaml.FullLoader) | |
| return data | |
| return {} | |
| def main(): | |
| st.set_page_config(layout="wide") | |
| posts = ['posts/hello_world.md', 'posts/check_this_out.md'] | |
| page_to_show = None | |
| with st.sidebar: | |
| st.markdown(''' | |
| <div align="center"> | |
| <h1>A Test Blog!</h1> | |
| [](https://github.com/nateraw/host-a-blog-on-huggingface-spaces) | |
| </div> | |
| ''', unsafe_allow_html=True) | |
| st.markdown('---') | |
| for post in posts: | |
| data = get_page_data(Path(post)) | |
| clicked = render_preview(data.get("thumbnail"), data.get("title"), data.get("description")) | |
| if clicked: | |
| page_to_show = post | |
| if page_to_show: | |
| render_page(Path(page_to_show)) | |
| main() | |