added depreciation warning/error to delta_g attribute, telling users to use hedges_g when delta2=True

Author: JAnns98

dabest/_dabest_object.py

@@ -242,6 +242,15 @@ def cliffs_delta(self):
         """
         return self.__cliffs_delta
 
+
+    @property
+    def delta_g(self):
+        """
+        Returns an :py:class:`EffectSizeDataFrame` for deltas' g, its confidence interval, and relevant statistics, for all comparisons as indicated via the `idx` and `paired` argument in `dabest.load()`.
+        """
+        raise DeprecationWarning("delta_g has been depreciated  - Please use hedges_g (with delta2=True) for deltas' g experiments")
+
+
     @property
     def input_data(self):
         """

nbs/API/dabest_object.ipynb

@@ -347,6 +347,15 @@
     "        \"\"\"\n",
     "        return self.__cliffs_delta\n",
     "\n",
+    "\n",
+    "    @property\n",
+    "    def delta_g(self):\n",
+    "        \"\"\"\n",
+    "        Returns an :py:class:`EffectSizeDataFrame` for deltas' g, its confidence interval, and relevant statistics, for all comparisons as indicated via the `idx` and `paired` argument in `dabest.load()`.\n",
+    "        \"\"\"\n",
+    "        raise DeprecationWarning(\"delta_g has been depreciated  - Please use hedges_g (with delta2=True) for deltas' g experiments\")\n",
+    "\n",
+    "\n",
     "    @property\n",
     "    def input_data(self):\n",
     "        \"\"\"\n",