docs: update docstrings

bigframes/core/indexes/base.py

@@ -154,6 +154,7 @@ def nlevels(self) -> int:
     def values(self) -> np.ndarray:
         return self.to_numpy()
 
+    ## need to be added to 3rd party is a separate PR
     @property
     def ndim(self) -> int:
         return 1

third_party/bigframes_vendored/pandas/core/indexes/base.py

@@ -51,6 +51,9 @@ def values(self):
 
         **Examples:**
 
+            >>> import bigframes.pandas as bpd
+            >>> bpd.options.display.progress_bar = None
+
             >>> idx = bpd.Index([1, 2, 3])
             >>> idx
             Index([1, 2, 3], dtype='Int64')
@@ -60,7 +63,7 @@ def values(self):
 
         Returns:
             array:
-                numpy.ndarray or ExtensionArray
+                Numpy.ndarray or ExtensionArray
 
         """
         raise NotImplementedError(constants.ABSTRACT_METHOD_ERROR_MESSAGE)
@@ -69,6 +72,23 @@ def values(self):
     def shape(self):
         """
         Return a tuple of the shape of the underlying data.
+
+        **Examples:**
+
+            >>> import bigframes.pandas as bpd
+            >>> bpd.options.display.progress_bar = None
+
+            >>> idx = pd.Index([1, 2, 3])
+            >>> idx
+            Index([1, 2, 3], dtype='Int64')
+
+            >>> idx.shape
+            (3,)
+
+            Returns:
+                Tuple[int]:
+                    A tuple of int representing the shape.
+
         """
         raise NotImplementedError(constants.ABSTRACT_METHOD_ERROR_MESSAGE)