added hot reload and Gevent to uwsgi server

src/md2html/md2html.py

@@ -0,0 +1,41 @@
+import sys
+from os.path import dirname, join
+from time import time
+from typing import Optional
+
+import markdown
+
+STATIC_RESOURCES: set[str] = {
+    '/github-markdown.css',
+    '/custom.css',
+    '/hot-reload.js',
+    '/pygment.css',
+}
+STATIC_CACHE: dict[str, tuple[str, float]] = {}
+
+MARDOWN_EXTENSIONS = ['extra', 'smarty', 'tables', 'codehilite']
+
+def load_from_cache(path) -> tuple[str, float]:
+    global STATIC_CACHE
+    if path not in STATIC_CACHE:
+        with open(join(dirname(__file__), 'static') + path, 'r') as static_file:
+            STATIC_CACHE[path] = (static_file.read(), time())
+    return STATIC_CACHE[path]
+
+
+def compile_html(mdfile=None,
+                 extensions: Optional[list[str]] = None,
+                 raw: bool = False) -> str:
+    with mdfile and open(mdfile, 'r') or sys.stdin as instream:
+        html = markdown.markdown(instream.read(), extensions=extensions, output_format='html')
+    if raw:
+        doc = html
+    else:
+        css = '        <style>% s\n%s\n%s\n        </style>' % (
+            load_from_cache('/github-markdown.css')[0],
+            load_from_cache('/pygment.css')[0],
+            load_from_cache('/custom.css')[0],
+        )
+        script = '<script src="/hot-reload.js", type="text/javascript" defer="true"></script>'
+        doc = load_from_cache('/template.html')[0].format(content=html, script=script, css=css)
+    return doc