Improve document for **kwargs argument of pandas.DataFrame.to_markdown (#34594)

Author: nuka137

pandas/core/frame.py

@@ -2195,6 +2195,17 @@ def to_feather(self, path, **kwargs) -> None:
         |---:|:-----------|:-----------|
         |  0 | elk        | dog        |
         |  1 | pig        | quetzal    |
+
+        Output markdown with a tabulate option.
+
+        >>> print(df.to_markdown(tablefmt="grid"))
+        +----+------------+------------+
+        |    | animal_1   | animal_2   |
+        +====+============+============+
+        |  0 | elk        | dog        |
+        +----+------------+------------+
+        |  1 | pig        | quetzal    |
+        +----+------------+------------+
         """
     )
     @Substitution(klass="DataFrame")

pandas/core/generic.py

@@ -1917,7 +1917,8 @@ def _repr_data_resource_(self):
     mode : str, optional
         Mode in which file is opened.
     **kwargs
-        These parameters will be passed to `tabulate`.
+        These parameters will be passed to `tabulate \
+            <https://pypi.org/project/tabulate>`_.
 
     Returns
     -------