Fixed typos and phrasing.

Lib/fontParts/base/base.py

@@ -388,7 +388,7 @@ def naked(self) -> Any:
 
 
 class BaseItems:
-    """Provide a mapping with an items view object.
+    """Provide the given mapping with an items view object.
 
     This class provides a view of the key-value pairs in a mapping, similar to
     the behavior of Python's :meth:`dict.items` method. The view dynamically
@@ -449,7 +449,7 @@ def __repr__(self) -> str:
 
 
 class BaseKeys:
-    """Provide a mapping with an keys view object.
+    """Provide the given mapping with a keys view object.
 
     This class provides a view of the keys in a mapping, similar to the behavior
     of Python's :meth:`dict.keys` method. The view dynamically reflects any
@@ -513,7 +513,7 @@ def isdisjoint(self, other: Iterable[Any]) -> bool:
 
 
 class BaseValues:
-    """Provide a mapping with an values view object.
+    """Provide the given mapping with a values view object.
 
     This class provides a view of the values in a mapping, similar to the behavior
     of Python's :meth:`dict.values` method. The view dynamically reflects any