Updated renderer to use new versions as of py 3.10

about.py

@@ -23,7 +23,7 @@ import yaml
 def open_meta(filename="about_meta.yaml", data_dir="../data"):
     """ Read the meta file and return the associated data """
     with open(f"{data_dir}/{filename}", "r") as handle:
-        return yaml.load(handle)
+        return yaml.safe_load(handle)
 
 
 def compile_markdown(data, data_dir="../data"):
@@ -50,6 +50,9 @@ class Parser(HTMLParser):
         self.waiting_for_data = False
 
     def handle_starttag(self, tag, attrs):
+        if len(attrs) == 0:
+            return
+
         for attr in attrs:
             if attr[0] == "id":
                 this_id = attr[1]

compiler.py

@@ -44,7 +44,7 @@ def get_associated_data(template_names, data_dir="../data"):
         # YAML Search
         try:
             with open(f"{data_dir}/{stub}.yaml", "r") as handle:
-                this_data = dict(yaml.load(handle), **this_data)
+                this_data = dict(yaml.safe_load(handle), **this_data)
 
         except FileNotFoundError:
             pass
@@ -104,7 +104,7 @@ def global_variables(active, data_dir="../data"):
         production of the processed navbar. """
 
     with open("{}/global.yaml".format(data_dir), "r") as handle:
-        raw = yaml.load(handle)  # We need to process the navbar.
+        raw = yaml.safe_load(handle)  # We need to process the navbar.
 
     return process_navbar(raw, active)
 

mdcomp.py

@@ -32,7 +32,7 @@ except (OSError, ModuleNotFoundError) as e:
     print("Pandoc not found on your system. Using mistune (python-only)")
     import mistune
 
-    class IDRenderer(mistune.Renderer):
+    class IDRenderer(mistune.HTMLRenderer):
         def header(self, text, level, raw=None):
             text = "<h{} id={}>{}</h{}>".format(
                 level,
@@ -43,8 +43,8 @@ except (OSError, ModuleNotFoundError) as e:
 
             return text
 
-    renderer = IDRenderer()
-    markdown = mistune.Markdown(renderer=renderer)
+    renderer = IDRenderer(escape=False)
+    markdown = mistune.create_markdown(renderer=renderer)
 
     def convert_text(input_text):
         return markdown(input_text)