Updated some comments

Author: jtc42

example/mjpeg-stream.py

@@ -82,7 +82,7 @@ async def stream_generator(self):
                 await self.event.wait()
                 # Get the current frame
                 img = self.stream.getvalue()
-                # Write the frame data to the Tornado client
+                # Add frame header data
                 served_image_timestamp = time.time()
                 prefix = (
                     my_boundary

webthing/server.py

@@ -68,6 +68,7 @@ async def represent_response(
 
         self.set_header("Content-Type", content_type)
 
+        # If the response data is a generator, handle it specially
         if isinstance(data, (typing.AsyncGenerator, types.GeneratorType)):
             self.set_header(
                 "Cache-Control",
@@ -87,9 +88,12 @@ async def represent_response(
                     self.write(frame)
                     # Write data to network
                     await self.flush()
+        # If the response data is not a generator
         else:
+            # If the response contentType is JSON, format data first
             if content_type == "application/json":
                 data = json.dumps(data)
+            # Write data
             self.write(data)