create new pr

python/cudf/cudf/core/dataframe.py

@@ -6329,6 +6329,30 @@ def explode(self, column, ignore_index=False):
 
         return super()._explode(column, ignore_index)
 
+    def pct_change(self):
+        """
+        Calculates the percent change between sequential elements
+        in the DataFrame.
+
+        Parameters
+        ----------
+        periods : int, default 1
+            Periods to shift for forming percent change.
+        fill_method : str, default 'ffill'
+            How to handle NAs before computing percent changes.
+        limit : int, optional
+            The number of consecutive NAs to fill before stopping.
+            Not yet implemented.
+        freq : str, optional
+            Increment to use from time series API.
+            Not yet implemented.
+
+        Returns
+        -------
+        DataFrame
+        """
+        pass
+
     def __dataframe__(
         self, nan_as_null: bool = False, allow_copy: bool = True
     ):