Document class members in DocItem NamedTuple

Co-authored-by: ChrisLovering <ChrisLovering@users.noreply.github.com>

Author: jb3

bot/exts/info/doc/_doc_item.py

@@ -4,11 +4,20 @@
 class DocItem(NamedTuple):
     """Holds inventory symbol information."""
 
-    package: str  # Name of the package name the symbol is from
-    group: str  # Interpshinx "role" of the symbol, for example `label` or `method`
-    base_url: str  # Absolute path to to which the relative path resolves, same for all items with the same package
-    relative_url_path: str  # Relative path to the page where the symbol is located
-    symbol_id: str  # Fragment id used to locate the symbol on the page
+    package: str
+    """Name of the package name the symbol is from"""
+
+    group: str
+    """Interpshinx "role" of the symbol, for example `label` or `method`"""
+
+    base_url: str
+    """Absolute path to to which the relative path resolves, same for all items with the same package"""
+
+    relative_url_path: str
+    """Relative path to the page where the symbol is located"""
+
+    symbol_id: str
+    """Fragment id used to locate the symbol on the page"""
 
     @property
     def url(self) -> str: