clean up code; support code block; add few FIXMEs

.gitignore

@@ -0,0 +1 @@
+__pycache__

live-testing/test.md

@@ -2,18 +2,24 @@
 
 This is a *test*.
 
+```
+import this
+# you should try this
+```
+
 I'm not sure that it **actually** going to work, but it seems nicer than the [previous version][prev]
 
-This is the first image from the local file system (absolute path, sorry):
+This is the first image from the local file system (absolute path, sorry, it's not going
+to work on your system unless your username is math2001):
 
 ![The sublime text logo!](file:///home/math2001/.config/sublime-text-3/Packages/MarkdownLivePreview2/live-testing/sublime_text.png)
 
 This is the first image from the local file system, *relative* path!
 
-![The sublime text logo!](sublime_text.png)
+![The sublime text logo!](sublime_merge.png)
 
 This is the first image from the internet!
 
-![some paysage](https://4.bp.blogspot.com/-RHTlwmd9EBw/Tn84-JEW8NI/AAAAAAAAAD0/6ugjklUMbtY/s1600/acapulco-8-704125.jpg)
+![math2001's logo](https://avatars1.githubusercontent.com/u/15224242?s=400&u=53324cf4e303d15032ba53aa41673a2046b3284b&v=4)
 
 [prev]: https://github.com/math2001/MarkdownLivePreview/tree/d4c477749ce7e77b8e9fc85464a2488f003c45bc

markdown2html.py

@@ -1,15 +1,16 @@
+import os.path
 import concurrent.futures
 import urllib.request
 import base64
-import os.path
+import bs4
 
 from functools import lru_cache, partial
-from bs4 import BeautifulSoup
+
 from .lib.markdown2 import Markdown
 
 __all__ = ('markdown2html', )
 
-markdowner = Markdown()
+markdowner = Markdown(extras=['fenced-code-blocks'])
 
 # FIXME: how do I choose how many workers I want? Does thread pool reuse threads or
 #        does it stupidly throw them out? (we could implement something of our own)
@@ -32,7 +33,7 @@ def markdown2html(markdown, basepath, re_render):
     """
     html = markdowner.convert(markdown)
 
-    soup = BeautifulSoup(html, "html.parser")
+    soup = bs4.BeautifulSoup(html, "html.parser")
     for img_element in soup.find_all('img'):
         src = img_element['src']
 
@@ -54,7 +55,6 @@ def markdown2html(markdown, basepath, re_render):
         try:
             base64 = get_base64_image(path, re_render)
         except FileNotFoundError as e:
-            print("{!r} not found {!r}".format(path, e))
             base64 = BASE64_404_IMAGE
         except LoadingError:
             # the image is loading
@@ -64,6 +64,12 @@ def markdown2html(markdown, basepath, re_render):
 
     # FIXME: how do tables look? should we use ascii tables?
 
+    # FIXME: pre aren't handled by ST3. The require manual adjustment
+
+    # FIXME: include a stylesheet
+
+    # FIXME: remove the comments, because they pollute the console with error messages
+
     return str(soup)
 
 def get_base64_image(path, re_render):
@@ -83,7 +89,7 @@ def get_base64_image(path, re_render):
         if path in images_cache:
             return images_cache[path]
         executor.submit(load_image, path).add_done_callback(partial(callback, path))
-        return 'loading of the internet!'
+        raise LoadingError()
 
     with open(path, 'rb') as fp:
         return 'data:image/png;base64,' + base64.b64encode(fp.read()).decode('utf-8')
@@ -98,4 +104,4 @@ def load_image(url):
         content_type = conn.info().get_content_type()
         if 'image' not in content_type:
             raise ValueError("{!r} doesn't point to an image, but to a {!r}".format(url, content_type))
-        return 'data:image/png;base64,' + base64.b64encode(conn.read()).decode('utf-8')
+        return 'data:image/png;base64,' + base64.b64encode(conn.read()).decode('utf-8')

utils.py

@@ -21,7 +21,3 @@ def min_time_between_call(timeout, on_block=lambda *args, **kwargs: None):
             return func(*args, **kwargs)
         return wrapper
     return outer
-
-@min_time_between_call(1)
-def hello():
-    print(time.time())