Update CHANGELOG and comments

Author: Hiromu Hota

CHANGELOG.rst

@@ -23,6 +23,12 @@ Changed
     * Removed ``pdf_path``. Now this is required only by :class:`PdfVisualLinker`.
     * Removed ``visual``. Provide ``visual_parser`` if visual information is to be parsed.
 
+Fixed
+^^^^^
+* `@HiromuHota`_: Process the tail text only after child elements.
+  (`#333 <https://github.com/HazyResearch/fonduer/issues/333>`_)
+  (`#520 <https://github.com/HazyResearch/fonduer/pull/520>`_)
+
 0.8.3_ - 2020-09-11
 -------------------
 

src/fonduer/parser/parser.py

@@ -599,7 +599,7 @@ def _parse_paragraph(
         else:
             fields = ["text"]
             node.set("visited", "text")
-            self.stack.append(node)  # will be visited again later for tail
+            self.stack.append(node)  # will visit again later for tail
         for field in fields:
             text = getattr(node, field)
             text = text.strip() if text and self.strip else text
@@ -753,7 +753,7 @@ def _parse_node(
         :return: a *generator* of Sentences
         """
         # Processing on entry of node
-        if node.get("visited") != "text":
+        if node.get("visited") != "text":  # skip when .text has been parsed
             state = self._parse_section(node, state)
 
             state = self._parse_figure(node, state)