Keep contents in-memory

index.py

@@ -1,23 +1,26 @@
 import os
 import re
 import random
+from pathlib import Path
 from flask import Flask
 from flask import render_template, url_for, redirect
 import markdown2
 
 app = Flask(__name__)
-CONTENT_DIR = 'content/'
+CONTENT_DIR = Path('content')
 STATIC_DIR = 'static/'
 
 lang = 'en'
 
+contents = {}
+
+for md in CONTENT_DIR.glob('*'):
+    with md.open() as f:
+        contents[md.name] = markdown2.markdown(f.read())
+
 def not_found():
     return '<h1>This page does not exist</h1>', 404
 
-def read_md(fname):
-    with open(fname, 'r') as f:
-        return markdown2.markdown(f.read())
-
 def get_quote(lang):
     quotes = STATIC_DIR + 'quotes_%s.txt' % lang
 
@@ -43,11 +46,12 @@ def index():
 
 @app.route('/<page>')
 def page(page):
-    md = CONTENT_DIR + '%s_%s.md' % (page, lang)
-    html = 'page_%s.html' % lang
+    md = '%s_%s.md' % (page, lang)
 
-    if os.path.isfile(md):
-        body = read_md(md)
+    if md in contents:
+        body = contents[md]
+
+        html = 'page_%s.html' % lang
 
         return render_template(html, body=body, page=page.capitalize())
     else: